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<mods:title id="2B690F69690D37AFC50A973565725C6E">When the absence of evidence is not the evidence of absence: Nasa (Loasaceae) rediscoveries from Peru and Ecuador, and the contribution of community science networks</mods:title>
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<mods:namePart id="8C24CCF6AD4034238FECB53723B5BC69">Henning, Tilo</mods:namePart>
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<mods:affiliation id="D8F67EDC47A21D6BCDA8DB4EF7AC10E2">Escuela de Biologia, Universidad de Costa Rica, Apdo. Postal 11501 - 2060, San Pedro de Montes de Oca, San Jose, Costa Rica</mods:affiliation>
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<mods:affiliation id="7A3D7FC38891BF4C28B84D1E295678F0">Herbario Luis A. Fournier Origgi, Centro de Investigacion en Biodiversidad y Ecologia Tropical (CIBET), Universidad de Costa Rica, Apdo. Postal 11501 - 2060, San Pedro de Montes de Oca, San Jose, Costa Rica</mods:affiliation>
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<mods:affiliation id="764DC3C05D248702F3736EC9F5ADAF30">Herbario GUAY, Departamento de Botanica, Facultad de Ciencias Naturales, Universidad de Guayaquil, P. O. Box 09 - 01 - 10634, Guayaquil, Ecuador</mods:affiliation>
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<mods:namePart id="5E34628C6E3428F00B581228F3F8AE5E">Segovia, Edgar</mods:namePart>
<mods:affiliation id="27712B2BC763EAE5FF788808A4938EBF">Laboratorio de Floristica, Departamento de Dicotiledoneas, Museo de Historia Natural, Universidad Nacional Mayor de San Marcos, Av. Arenales 1256, Jesus Maria, Peru</mods:affiliation>
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<mods:namePart id="BE1D6F73B1FF692096AE25161EA7D40D">Weigend, Maximilian</mods:namePart>
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<taxonomicName id="D35AF82880F105AE64540823A2EF1216" ID-CoL="7KDYF" LSID="6F8A1471-103E-5338-8C3F-F603170FC9CC" authority="(Urb. &amp; Gilg) Weigend subsp. humboldtiana" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa humboldtiana subsp. humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="humboldtiana" subSpecies="humboldtiana">Nasa humboldtiana (Urb. &amp; Gilg) Weigend subsp. humboldtiana</taxonomicName>
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<figureCitation id="9B09D797EBD99D0DD129EB189E547529" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. A-D Nasa humboldtiana E, F Nasa ramirezii G, H Nasa solaria A trifoliolate leaf of N. humboldtiana subsp. humboldtiana B flower of N. humboldtiana subsp. humboldtiana C flower of N. humboldtiana cf. subsp. obliqua from Chimborazo / Ecuador D flower of N. humboldtiana subsp. obliqua from Cajamarca / Peru E inflorescence of N. ramirezii with putative pollinator F flower of N. ramirezii G flower of N. solaria H habit of N. solaria. Photo credits: A-C X. Cornejo D T. Henning E, F: R. Ripley G, H P. Gonzales." figureDoi="10.3897/phytokeys.229.100082.figure2" httpUri="https://binary.pensoft.net/fig/871435" pageId="0" pageNumber="1">Fig. 2A, B</figureCitation>
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<taxonomicName id="36A4F58DF1C24147187C2D0269C7F77C" class="Magnoliopsida" family="Loasaceae" genus="Loasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Loasa humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="humboldtiana">Loasa humboldtiana</taxonomicName>
Urg. &amp; Gilg, Nova Acta Acad. Caes. Leop.-Carol. German. Nat. Cur. 76: 240, pl. 5, fig. 40 (1900). Type. Ecuador. Chimborazo: 
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Chunchi?, in andibus ecuadorensibus, Llalla, Aug 1859, 
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(lectotype, designated in 
<bibRefCitation id="26B4C56FADB547F146C8C3AC8836DA1D" author="Weigend, M" journalOrPublisher="Sendtnera" pageId="0" pageNumber="1" pagination="219 - 253" refId="B37" refString="Weigend, M, 1996a. Notes on Loasa (Loasaceae) I-III. Sendtnera 3: 219 - 253" title="Notes on Loasa (Loasaceae) I-III." volume="3" year="1996 a">Weigend 1996a</bibRefCitation>
: 232: P! [00123885]; isolectotypes: B[destroyed, F Neg No. 10196!], BM! [BM000021453], E! [E00085319], F! [acc. #1540659], GH! [00076022], GOET!, K! [K000372786, K000372787, K000372788], M! [0113254], OXF!, P [P02273159] S! [acc. # S-R-8215], W! [0053328, 1889-0113217]).
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<typeStatus id="D16AEB9577334E013AE722189A3B9803">Type</typeStatus>
.
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Based on 
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<emphasis id="4D3AAEA100733B766356474C875F8317" italics="true" pageId="0" pageNumber="1">Loasa humboldtiana</emphasis>
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Urb. &amp; Gilg.
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<emphasis id="F436568F547E044EF1C8D9E2437C01A1" italics="true" pageId="0" pageNumber="1">Nasa humboldtiana</emphasis>
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belongs to the 
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<emphasis id="CFDF4228B251B4696BCB2B6E0F4A34A0" italics="true" pageId="0" pageNumber="1">Nasa triphylla</emphasis>
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(Juss.) Weigend complex (
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), a natural group of herbaceous annuals found in the undergrowth of humid forest and disturbed sites in the northern Andes and Central America. This group is characterized by compound leaves (Fig. 
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), a trait that is very rare in 
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<emphasis id="41F951289E44632095F76B8220355E64" italics="true" pageId="0" pageNumber="1">Nasa</emphasis>
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(
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et al. 2021
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). The highest number of species in this complex is in the AHZ, only two out of 24 taxa (including subspecies) grow exclusively outside this region (
<bibRefCitation id="1B68E0E695AE026EA930986710369F3E" author="Dostert, N" journalOrPublisher="Harvard Papers in Botany" pageId="0" pageNumber="1" pagination="439 - 467" publicationUrl="https://www.jstor.org/stable/41761583" refId="B17" refString="Dostert, N, Weigend, M, 1999. A synopsis of the Nasa triphylla complex (Loasaceae), including some new species and subspecies. Harvard Papers in Botany 4: 439 - 467, https://www.jstor.org/stable/41761583" title="A synopsis of the Nasa triphylla complex (Loasaceae), including some new species and subspecies." url="https://www.jstor.org/stable/41761583" volume="4" year="1999">Dostert and Weigend 1999</bibRefCitation>
).
</paragraph>
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<paragraph id="A48981E79C067136E3DB2D7A99D7BE14" pageId="0" pageNumber="1">
<emphasis id="BE436493BFF8FB1F2433DC2FF78EAEE3" bold="true" pageId="0" pageNumber="1">Figure 2.</emphasis>
<emphasis id="2CF8F9FC551D2C8240D7FD2AEDD9CA26" bold="true" pageId="0" pageNumber="1">A-D</emphasis>
<taxonomicName id="8B5E3054E1F3A610A8784D649F63E21F" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="humboldtiana">
<emphasis id="740C58106BB2DD030A047FE9F3743ECA" italics="true" pageId="0" pageNumber="1">Nasa humboldtiana</emphasis>
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<emphasis id="3DA0231241DBB1E35BADBA6EBEEF6FFE" bold="true" pageId="0" pageNumber="1">E, F</emphasis>
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<emphasis id="821B6CD5777D50562C0F3E17B2EC42C7" italics="true" pageId="0" pageNumber="1">Nasa ramirezii</emphasis>
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<emphasis id="5B05964412BF323A41B6E4B5F6336F1E" bold="true" pageId="0" pageNumber="1">G, H</emphasis>
<taxonomicName id="956A551D922DA67E50832402EED2D026" authorityName="Weigend, Revista Peru. Biol. 13 (1): 80 (- 81" authorityYear="2006" baseAuthorityName="J. F. Macbr." class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa solaria" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="solaria">
<emphasis id="CBB3D7FFFEF32969F466CDCD7D2F8644" italics="true" pageId="0" pageNumber="1">Nasa solaria</emphasis>
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trifoliolate leaf of 
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<emphasis id="3C33489AEF503DED45B6EB51F1439FE8" bold="true" pageId="0" pageNumber="1">B</emphasis>
flower of 
<taxonomicName id="08C6F8E250860D0CBA097A488D7B7A35" authority="subsp. humboldtiana" class="Magnoliopsida" family="Loasaceae" kingdom="Plantae" lsidName="N. humboldtiana subsp. humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="humboldtiana" subSpecies="humboldtiana">N. humboldtiana subsp. humboldtiana</taxonomicName>
<emphasis id="BAAD9C02E2359FE59DE0D503B9A47469" bold="true" pageId="0" pageNumber="1">C</emphasis>
flower of 
<taxonomicName id="E87EE37A56F52DCFF9E84B25A3EF9C03" class="Magnoliopsida" family="Loasaceae" kingdom="Plantae" lsidName="N. humboldtiana subsp. obliqua" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="humboldtiana" subSpecies="obliqua">N. humboldtiana cf. subsp. obliqua</taxonomicName>
from 
<collectingRegion id="A2B58A0463E7A47526665CF46FA2E06C" country="Ecuador" name="Chimborazo">Chimborazo</collectingRegion>
/ 
<collectingCountry id="F63BD4FC54E692EF3427BA4E1A60BA5D" name="Ecuador">Ecuador</collectingCountry>
<emphasis id="1291415CC325B3A91D41E27238207A9A" bold="true" pageId="0" pageNumber="1">D</emphasis>
flower of 
<taxonomicName id="6B647AD4E3BD3515BBCD0DC62C969CA0" class="Magnoliopsida" family="Loasaceae" kingdom="Plantae" lsidName="N. humboldtiana subsp. obliqua" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="humboldtiana" subSpecies="obliqua">N. humboldtiana subsp. obliqua</taxonomicName>
from 
<collectingRegion id="0230D67C14577EB566E9747110A82599" country="Peru" name="Cajamarca">Cajamarca</collectingRegion>
/ 
<collectingCountry id="7D84A6EE6DF53AD1FF1817DF08371053" name="Peru">Peru</collectingCountry>
<emphasis id="9CADFC327D68DEDC791F0D7DACE05B00" bold="true" pageId="0" pageNumber="1">E</emphasis>
inflorescence of 
<taxonomicName id="C91E14A0643F68224AB6FD680E6ACFE3" class="Magnoliopsida" family="Loasaceae" kingdom="Plantae" lsidName="N. ramirezii" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="ramirezii">
<emphasis id="FF6D752B4EE21EEED5ADB4BD0EF38375" italics="true" pageId="0" pageNumber="1">N. ramirezii</emphasis>
</taxonomicName>
with putative pollinator 
<emphasis id="51A4E60D64CB6F94B96E473DD1577797" bold="true" pageId="0" pageNumber="1">F</emphasis>
flower of 
<taxonomicName id="19823C02C04435C4B05D8998030380C3" class="Magnoliopsida" family="Loasaceae" kingdom="Plantae" lsidName="N. ramirezii" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="ramirezii">
<emphasis id="D820A6B39AA7B4FBEEA5496EDD032343" italics="true" pageId="0" pageNumber="1">N. ramirezii</emphasis>
</taxonomicName>
<emphasis id="CA21A9433E650FF0698177B277677B67" bold="true" pageId="0" pageNumber="1">G</emphasis>
flower of 
<taxonomicName id="A91B67E7EB42B4AA320FC3144BEBB963" class="Magnoliopsida" family="Loasaceae" kingdom="Plantae" lsidName="N. solaria" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="solaria">
<emphasis id="7728D6169270B330B4F5E39CC2EEB16A" italics="true" pageId="0" pageNumber="1">N. solaria</emphasis>
</taxonomicName>
<emphasis id="EB27D30B517EF535A66376A512A44D8C" bold="true" pageId="0" pageNumber="1">H</emphasis>
habit of 
<taxonomicName id="06A1C1472B6B620CC7EE4801E933CAC5" class="Magnoliopsida" family="Loasaceae" kingdom="Plantae" lsidName="N. solaria" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="solaria">
<emphasis id="6386EBDA1D373477197EE2EB00917FE7" italics="true" pageId="0" pageNumber="1">N. solaria</emphasis>
</taxonomicName>
. Photo credits: 
<emphasis id="C11998CB26B5B89AFD14A34642491FE0" bold="true" pageId="0" pageNumber="1">A-C</emphasis>
X. Cornejo 
<emphasis id="D8E41739D74FC49A6A6F747764EA7F47" bold="true" pageId="0" pageNumber="1">D</emphasis>
T. Henning 
<emphasis id="40E7BF2852A19D376BDD377E34BC62F1" bold="true" pageId="0" pageNumber="1">E, F</emphasis>
: R. Ripley 
<emphasis id="E5705B92FC3B33A7E19213DE40ADD8A3" bold="true" pageId="0" pageNumber="1">G, H</emphasis>
P. 
<normalizedToken id="AF81083F0422364915493EDD8B7BCD3F" originalValue="Gonzáles">Gonzales</normalizedToken>
.
</paragraph>
</caption>
<paragraph id="7C82579026E69A1796BF2D4307EB029B" pageId="0" pageNumber="1">
<taxonomicName id="D4B061B0B941459D707847E9E98E6FDD" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa (Loasa) humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="humboldtiana" subGenus="Loasa">Nasa (Loasa) humboldtiana</taxonomicName>
has been very poorly understood since its original description, with only two known collections from the 19th century (
<bibRefCitation id="D214EA55B12C95EFFD61B08DC6132638" author="Weigend, M" journalOrPublisher="Sendtnera" pageId="0" pageNumber="1" pagination="219 - 253" refId="B37" refString="Weigend, M, 1996a. Notes on Loasa (Loasaceae) I-III. Sendtnera 3: 219 - 253" title="Notes on Loasa (Loasaceae) I-III." volume="3" year="1996 a">Weigend 1996a</bibRefCitation>
). In recent years, extensive field studies yielded several new taxa closely allied to 
<taxonomicName id="CE92AC068570A6A4D469792E577A0EDA" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="humboldtiana">
<emphasis id="2F346320C6805E4B3E82FA7A53F0D7D2" italics="true" pageId="0" pageNumber="1">Nasa humboldtiana</emphasis>
</taxonomicName>
. In a synopsis of the 
<taxonomicName id="6A9B807AE16961B5A1F38E2E6CB5ADB1" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa triphylla" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="triphylla">
<emphasis id="2E856B6FFD61A437B245D4DB6A95EAC7" italics="true" pageId="0" pageNumber="1">Nasa triphylla</emphasis>
</taxonomicName>
complex (
<bibRefCitation id="337F1E5568301F7D759EFE3F04811597" author="Dostert, N" journalOrPublisher="Harvard Papers in Botany" pageId="0" pageNumber="1" pagination="439 - 467" publicationUrl="https://www.jstor.org/stable/41761583" refId="B17" refString="Dostert, N, Weigend, M, 1999. A synopsis of the Nasa triphylla complex (Loasaceae), including some new species and subspecies. Harvard Papers in Botany 4: 439 - 467, https://www.jstor.org/stable/41761583" title="A synopsis of the Nasa triphylla complex (Loasaceae), including some new species and subspecies." url="https://www.jstor.org/stable/41761583" volume="4" year="1999">Dostert and Weigend 1999</bibRefCitation>
), 
<taxonomicName id="926981B631FFB5F47A2B02283760361C" class="Magnoliopsida" family="Loasaceae" kingdom="Plantae" lsidName="N. humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="humboldtiana">
<emphasis id="F6C6966F4EAC46E4332B108DC5661DC3" italics="true" pageId="0" pageNumber="1">N. humboldtiana</emphasis>
</taxonomicName>
was expanded to include three additional infraspecific taxa namely subsp. 
<taxonomicName id="3DF80EE2E618D846BA98640FEDD406EA" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa humboldtiana subsp. roseoalba" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="humboldtiana" subSpecies="roseoalba">Nasa humboldtiana roseoalba</taxonomicName>
(Weigend) Dostert (originally described as a distinct species, 
<taxonomicName id="365C3160A88B89465DBBBF327A7F587D" class="Magnoliopsida" family="Loasaceae" genus="Loasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Loasa roseoalba" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="roseoalba">
<emphasis id="D28015B31A595F8CF2225744650B36F1" italics="true" pageId="0" pageNumber="1">Loasa roseoalba</emphasis>
</taxonomicName>
Weigend: 
<bibRefCitation id="9665988CD59217FD968A1F0EB2A33136" author="Weigend, M" journalOrPublisher="Sendtnera" pageId="0" pageNumber="1" pagination="219 - 253" refId="B37" refString="Weigend, M, 1996a. Notes on Loasa (Loasaceae) I-III. Sendtnera 3: 219 - 253" title="Notes on Loasa (Loasaceae) I-III." volume="3" year="1996 a">Weigend 1996a</bibRefCitation>
), subsp. 
<taxonomicName id="6CD81B29210090E1EABFEDCD3C69F722" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa roseoalba subsp. tricolor" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="roseoalba" subSpecies="tricolor">Nasa roseoalba tricolor</taxonomicName>
Dostert &amp; Weigend and subsp. 
<taxonomicName id="9DF58FD92A8ECCE08E35AD7783C5DF1B" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa roseoalba subsp. obliqua" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="roseoalba" subSpecies="obliqua">Nasa roseoalba obliqua</taxonomicName>
Dostert &amp; Weigend. Later, targeted field work led to the discovery of two additional subspecies. 
<taxonomicName id="704750D428625DE67335DC44F3BEC505" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa humboldtiana subsp. glandulifera" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="humboldtiana" subSpecies="glandulifera">Nasa humboldtiana subsp. subtrifoliata Weigend &amp; T.Henning and subsp. glandulifera</taxonomicName>
Weigend &amp; T.Henning are endemic to small forest remnants in northern 
<collectingCountry id="D74C4E21E71E5B94ED1B94669B96B81C" name="Peru">Peru</collectingCountry>
and under imminent threat of extinction (
<bibRefCitation id="0F484E1A7D7DF68828A0096488332568" DOI="https://doi.org/10.1111/j.1095-8339.2009.01006.x" author="Henning, T" journalOrPublisher="Botanical Journal of the Linnean Society" pageId="0" pageNumber="1" pagination="278 - 301" refId="B21" refString="Henning, T, Weigend, M, 2009. Systematics of the Nasa poissoniana group (Loasaceae) from Andean South America. Botanical Journal of the Linnean Society 161 (3): 278 - 301, DOI: https://doi.org/10.1111/j.1095-8339.2009.01006.x" title="Systematics of the Nasa poissoniana group (Loasaceae) from Andean South America." url="https://doi.org/10.1111/j.1095-8339.2009.01006.x" volume="161" year="2009">Henning and Weigend 2009</bibRefCitation>
).
</paragraph>
<paragraph id="9EE44599D11A4788B43163DD74E6274F" pageId="0" pageNumber="1">
<taxonomicName id="26145AC8DE63F2633AC49F7A0FEEE084" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa (Loasa) humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="humboldtiana" subGenus="Loasa">Nasa (Loasa) humboldtiana</taxonomicName>
was described in 1900 (
<bibRefCitation id="CE7FC26B35F71B4E0F012D2D1B9D1D49" author="Urban, I" journalOrPublisher="Nova Acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum" pageId="0" pageNumber="1" pagination="1 - 368" refId="B36" refString="Urban, I, Gilg, E, 1900. Monographia Loasacearum. Nova Acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum 76: 1 - 368" title="Monographia Loasacearum." volume="76" year="1900">Urban and Gilg 1900</bibRefCitation>
), and the most recent herbarium collection by Richard Spruce dated back to 
<date id="8B63F0A9D2BC451B417817DE81BBED01" value="1859-08">Aug. 1859</date>
<materialsCitation id="1D86F43C27F5495C437307CC8C6157DB" collectingDate="2022-08" collectorName="El Corazon" country="Ecuador" location="Andean forest" specimenCount="1" stateProvince="Chimborazo" typeStatus="type">
from what today is the southern part of the province of 
<collectingRegion id="5F35EE78CB064E08B6F279A72CFBB3E3" country="Ecuador" name="Chimborazo">Chimborazo</collectingRegion>
, 
<collectingCountry id="81906680CDF4983B077901703F21573D" name="Ecuador">Ecuador</collectingCountry>
(
<bibRefCitation id="9E415A74D701A9E020E93E1BA01D7F3E" author="Spruce, R" journalOrPublisher="Macmillan &amp; Co., London" pageId="0" pageNumber="1" refId="B34" refString="Spruce, R, 1908. Notes of a Botanist on the Amazon and Andes (Vol. 2). Macmillan &amp; Co., London" title="Notes of a Botanist on the Amazon and Andes (Vol. 2)." year="1908">Spruce 1908</bibRefCitation>
p. 222 &amp; 249-250). 
<taxonomicName id="873892FE3EE463BE581C07208A5C6554" authority="subsp. humboldtiana" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa humboldtiana subsp. humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="humboldtiana" subSpecies="humboldtiana">Nasa humboldtiana subsp. humboldtiana</taxonomicName>
differs most notably from the other subspecies by its remarkably different nectar scales, with a rectangular (instead of tapering) scale neck (
<bibRefCitation id="4EB3690EAB10D7CE51293CBB338403CE" DOI="https://doi.org/10.1111/j.1095-8339.2009.01006.x" author="Henning, T" journalOrPublisher="Botanical Journal of the Linnean Society" pageId="0" pageNumber="1" pagination="278 - 301" refId="B21" refString="Henning, T, Weigend, M, 2009. Systematics of the Nasa poissoniana group (Loasaceae) from Andean South America. Botanical Journal of the Linnean Society 161 (3): 278 - 301, DOI: https://doi.org/10.1111/j.1095-8339.2009.01006.x" title="Systematics of the Nasa poissoniana group (Loasaceae) from Andean South America." url="https://doi.org/10.1111/j.1095-8339.2009.01006.x" volume="161" year="2009">Henning and Weigend 2009</bibRefCitation>
). In 2021, one of us (XC) collected material clearly referable to the typical subspecies 
<taxonomicName id="E87EDC821349784C58263D5E9545E8B9" authority="humboldtiana" class="Magnoliopsida" family="Loasaceae" genus="Nasa" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nasa humboldtiana subsp. humboldtiana" order="Cornales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="subSpecies" species="humboldtiana" subSpecies="humboldtiana">Nasa humboldtiana humboldtiana</taxonomicName>
in a ravine within a conserved remnant of montane 
<location id="67754864FDB380C60E74D5CC49175B4F" LSID="urn:lsid:plazi:treatment:6F8A1471103E53388C3FF603170FC9CC:67754864FDB380C60E74D5CC49175B4F" country="Ecuador" name="Andean forest" stateProvince="Chimborazo">Andean forest</location>
in 
<collectorName id="50E12EF1C893503FCC1DB44B5F725719">
El 
<normalizedToken id="6496D96ECCC04DEF6E89B26E0F373E48" originalValue="Corazón">Corazon</normalizedToken>
</collectorName>
, a private property located in the province of 
<collectingRegion id="159DEA2BD02FC9EDE9C3DAAFE8DD66F9" country="Ecuador" name="Chimborazo">Chimborazo</collectingRegion>
(Fig. 
<figureCitation id="DAD1AB066B0DA5F4BB94FAEAF3F1FD1D" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. A-D Nasa humboldtiana E, F Nasa ramirezii G, H Nasa solaria A trifoliolate leaf of N. humboldtiana subsp. humboldtiana B flower of N. humboldtiana subsp. humboldtiana C flower of N. humboldtiana cf. subsp. obliqua from Chimborazo / Ecuador D flower of N. humboldtiana subsp. obliqua from Cajamarca / Peru E inflorescence of N. ramirezii with putative pollinator F flower of N. ramirezii G flower of N. solaria H habit of N. solaria. Photo credits: A-C X. Cornejo D T. Henning E, F: R. Ripley G, H P. Gonzales." figureDoi="10.3897/phytokeys.229.100082.figure2" httpUri="https://binary.pensoft.net/fig/871435" pageId="0" pageNumber="1">2A, B</figureCitation>
), ca. 
<quantity id="0DC3A6558079641B151FF43118E0ECDB" metricMagnitude="4" metricUnit="m" metricValue="3.0" unit="km" value="30.0">30 km</quantity>
straight line from the 
<typeStatus id="E08194D0B721E0B7C93DA0042A2DB7E9">type</typeStatus>
locality of this taxon, which signifies the rediscovery of the taxon after 162 years. The same population, represented by fewer than five individuals, has been observed in the field flowering at least twice (XC), most recently in 
<collectingDate id="0F04C09D8D688B4691C2E0549E4F2ED4" value="2022-08">August 2022</collectingDate>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="E36E897460EDBA63DA830523F88AC7F0" pageId="0" pageNumber="1" type="materials_examined">
<paragraph id="56FDB2AD0AC705DE6456E2430FA559A6" pageId="0" pageNumber="1">Additional specimens examined.</paragraph>
<paragraph id="B4EE1300CCF6CDB963823099328241FA" pageId="0" pageNumber="1">
<materialsCitation id="92DE0DDA7EEEA3463B2C1BD5948F7209" collectingDate="2021-07-10" collectorName="Reserva El Corazon, X. Cornejo, J. Josse" country="Ecuador" county="Canton Pallatanga" elevation="2700" latitude="-2.05" location="Andean forest" longLatPrecision="1307" longitude="-78.9" municipality="Reserva El Corazon" specimenCount="1" stateProvince="Chimborazo">
<emphasis id="45119BC37D87D417BB2D412022DBEB8A" bold="true" pageId="0" pageNumber="1">
<collectingCountry id="79ED1D51D83D04721ED1F229CEECB3AC" name="Ecuador">Ecuador</collectingCountry>
. 
<collectingRegion id="35335785BD0F07B3A1348AA09376EC52" country="Ecuador" name="Chimborazo">Chimborazo</collectingRegion>
</emphasis>
: 
<collectingCounty id="671A3378FF5B56C14328B38EE5FF2B29">
<normalizedToken id="032880195D318F4861A80F5D49E02E6D" originalValue="Cantón">Canton</normalizedToken>
Pallatanga
</collectingCounty>
, 
<collectorName id="6DEF8B8BF1810F33E085C5CDC239E582">
<collectingMunicipality id="CE579C31A7BA56D11839BF4B1D62C893">
Reserva El 
<normalizedToken id="421BBCD49C9E27788C4274DB03718BE4" originalValue="Corazón">Corazon</normalizedToken>
</collectingMunicipality>
</collectorName>
, a montane 
<location id="70C1AAC1B0C7836B8EC674DB43E9FD32" LSID="urn:lsid:plazi:treatment:6F8A1471103E53388C3FF603170FC9CC:70C1AAC1B0C7836B8EC674DB43E9FD32" country="Ecuador" county="Canton Pallatanga" latitude="-2.05" longLatPrecision="1307" longitude="-78.9" municipality="Reserva El Corazon" name="Andean forest" stateProvince="Chimborazo">Andean forest</location>
, ca. 
<quantity id="8FC4762B888B1769A72187CBB468F99B" metricMagnitude="3" metricUnit="m" metricValue="2.7" unit="m" value="2700.0">
<elevation id="B1154E652503E69B46F1F1722634E4B1" metricMagnitude="3" metricUnit="m" metricValue="2.7" unit="m" value="2700.0">2700 m</elevation>
</quantity>
, 
<geoCoordinate id="ED89C1D14DF3DCE7213FD2ED32596CB6" degrees="2" direction="south" minutes="3" orientation="latitude" precision="925" value="-2.05">2°3'S</geoCoordinate>
, 
<geoCoordinate id="DB469E768D01F92AB223AFAA6CFE2C41" degrees="78" direction="west" minutes="54" orientation="longitude" precision="925" value="-78.9">78°54'W</geoCoordinate>
, 
<collectingDate id="07187B28059CC49FB94E17A5CF049067" value="2021-07-10">10 Jul 2021</collectingDate>
, 
<emphasis id="585D9417AA22104F3A130B67C4D33ECA" italics="true" pageId="0" pageNumber="1">
<collectorName id="8F5729193E42471CA663DE387247C203">X. Cornejo</collectorName>
&amp; 
<collectorName id="95497A95091596FD916BA5CEB9C651A6">J. Josse</collectorName>
9388
</emphasis>
(GUAY)
</materialsCitation>
.
</paragraph>
</subSubSection>
</treatment>
</document>