183 lines
16 KiB
XML
183 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.154.39105" ID-GBIF-Dataset="a924265f-5113-4d8c-91ac-e5127df72dd7" ID-PMC="PMC7417294" ID-Pensoft-Pub="1314-2003-154-11" ID-Pensoft-UUID="F2FF00BC723150028CB45EC306FEDE4D" ID-PubMed="32843847" ModsDocID="1314-2003-154-11" checkinTime="1596518665404" checkinUser="pensoft" docAuthor="Robinson, Harold & Golinski, G. Karen" docDate="2020" docId="559AD855EF8557AE9984DA2994EE2C2F" docLanguage="en" docName="PhytoKeys 154: 11-17" docOrigin="PhytoKeys 154" docSource="http://dx.doi.org/10.3897/phytokeys.154.39105" docTitle="Brachymenium ayangannensis H. Rob. & G. K. Golinski 2020, sp. nov." docType="treatment" docVersion="4" id="F2FF00BC723150028CB45EC306FEDE4D" lastPageNumber="11" masterDocId="F2FF00BC723150028CB45EC306FEDE4D" masterDocTitle="Notes on Brachymenium in Guyana with a new species from Mt. Ayanganna" masterLastPageNumber="17" masterPageNumber="11" pageNumber="11" updateTime="1668139901040" updateUser="ExternalLinkService">
|
||
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo>
|
||
<mods:title>Notes on Brachymenium in Guyana with a new species from Mt. Ayanganna</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Robinson, Harold</mods:namePart>
|
||
<mods:affiliation>Department of Botany, MRC 166, Museum of Natural History, P. O. Box 37012, Smithsonian Institution, Washington, DC, USA</mods:affiliation>
|
||
<mods:nameIdentifier type="email">robinsoh@si.edu</mods:nameIdentifier>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Golinski, G. Karen</mods:namePart>
|
||
<mods:affiliation>Department of Botany, MRC 166, Museum of Natural History, P. O. Box 37012, Smithsonian Institution, Washington, DC, USA & Department of Botany, The University of British Columbia, Room 3200 - 6270 University Boulevard, Vancouver, BC, Canada</mods:affiliation>
|
||
<mods:nameIdentifier type="orcid">https://orcid.org/0000-0002-4205-7481</mods:nameIdentifier>
|
||
</mods:name>
|
||
<mods:typeOfResource>text</mods:typeOfResource>
|
||
<mods:relatedItem type="host">
|
||
<mods:titleInfo>
|
||
<mods:title>PhytoKeys</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part>
|
||
<mods:date>2020</mods:date>
|
||
<mods:detail type="volume">
|
||
<mods:number>154</mods:number>
|
||
</mods:detail>
|
||
<mods:extent unit="page">
|
||
<mods:start>11</mods:start>
|
||
<mods:end>17</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:location>
|
||
<mods:url>http://dx.doi.org/10.3897/phytokeys.154.39105</mods:url>
|
||
</mods:location>
|
||
<mods:classification>journal article</mods:classification>
|
||
<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.154.39105</mods:identifier>
|
||
<mods:identifier type="Pensoft-Pub">1314-2003-154-11</mods:identifier>
|
||
<mods:identifier type="Pensoft-UUID">F2FF00BC723150028CB45EC306FEDE4D</mods:identifier>
|
||
</mods:mods>
|
||
<treatment ID-GBIF-Taxon="166095534" LSID="urn:lsid:plazi:treatment:559AD855EF8557AE9984DA2994EE2C2F" httpUri="http://treatment.plazi.org/id/559AD855EF8557AE9984DA2994EE2C2F" lastPageNumber="11" pageId="0" pageNumber="11">
|
||
<subSubSection pageId="0" pageNumber="11" type="nomenclature">
|
||
<paragraph pageId="0" pageNumber="11">
|
||
<taxonomicName LSID="559AD855-EF85-57AE-9984-DA2994EE2C2F" authority="H. Rob. & G. K. Golinski" authorityName="H. Rob. & G. K. Golinski" authorityYear="2020" class="Bryopsida" family="Bryaceae" genus="Brachymenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Brachymenium ayangannensis" order="Bryales" pageId="0" pageNumber="11" phylum="Bryophyta" rank="species" species="ayangannensis" status="sp. nov.">Brachymenium ayangannensis H.Rob. & G.K.Golinski</taxonomicName>
|
||
<taxonomicNameLabel pageId="0" pageNumber="11">sp. nov.</taxonomicNameLabel>
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Brachymenium ayangannensis H. Rob. & G. K. Golinski. A Leafy stem showing distorted leaves B distal part of leaves, showing well-developed pale margin and spiniform teeth on both margin and long-acuminate tip C remoistened erect capsule showing partially detached short-rostrate operculum D B. perspinidens (Broth.) H. Rob. & Golinski, distal part of leaf of holotype (from H) E tip of capsule mounted in Hoyer's solution showing short exostome and lack of well-developed endostome. The photographs were taken using a Leica DM 4 B Compound microscope, using a 5 x objective." figureDoi="10.3897/phytokeys.154.39105.figure1" httpUri="https://binary.pensoft.net/fig/438302" pageId="0" pageNumber="11">Figure 1</figureCitation>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="11" type="materials_examined">
|
||
<paragraph pageId="0" pageNumber="11">Type.</paragraph>
|
||
<paragraph pageId="0" pageNumber="11">
|
||
Guyana. Region: Potaro-Siparuni. Mt. Ayanganna, east face, plateau above second of four escarpments. 1380 m,
|
||
<geoCoordinate degrees="05" direction="north" minutes="22.550" orientation="latitude" precision="1" value="5.3758335">05°22.550'N</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="059" direction="west" minutes="58.350" orientation="longitude" precision="1" value="-59.9725">059°58.350'W</geoCoordinate>
|
||
. Scrub forest on sandstone and peat, with
|
||
<taxonomicName class="Insecta" family="Clusiidae" genus="Clusia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Clusia" order="Diptera" pageId="0" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Clusia</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName class="Magnoliopsida" family="Rubiaceae" genus="Pagamea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pagamea" order="Gentianales" pageId="0" pageNumber="11" phylum="Tracheophyta" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Pagamea</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName authorityName="C.Linnaeus" authorityYear="1753" class="Sphagnopsida" family="Sphagnaceae" genus="Sphagnum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Sphagnum" order="Sphagnales" pageId="0" pageNumber="11" phylum="Bryophyta" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Sphagnum</emphasis>
|
||
</taxonomicName>
|
||
. Epiphyte; sporophytes green. 17 June 2001.
|
||
<emphasis italics="true" pageId="0" pageNumber="11">H.D. Clarke 9299</emphasis>
|
||
, with
|
||
<emphasis italics="true" pageId="0" pageNumber="11">R. Williams</emphasis>
|
||
,
|
||
<emphasis italics="true" pageId="0" pageNumber="11">C. Perry</emphasis>
|
||
,
|
||
<emphasis italics="true" pageId="0" pageNumber="11">E. Tripp & J. Kelly</emphasis>
|
||
(US).
|
||
</paragraph>
|
||
<caption doi="10.3897/phytokeys.154.39105.figure1" httpUri="https://binary.pensoft.net/fig/438302" pageId="0" pageNumber="11" start="Figure 1" startId="F1">
|
||
<paragraph pageId="0" pageNumber="11">
|
||
<emphasis bold="true" pageId="0" pageNumber="11">Figure 1.</emphasis>
|
||
<taxonomicName authorityName="H. Rob. & G. K. Golinski" authorityYear="2020" class="Bryopsida" family="Bryaceae" genus="Brachymenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Brachymenium ayangannensis" order="Bryales" pageId="0" pageNumber="11" phylum="Bryophyta" rank="species" species="ayangannensis">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Brachymenium ayangannensis</emphasis>
|
||
</taxonomicName>
|
||
H.Rob. & G.K.Golinski.
|
||
<emphasis bold="true" pageId="0" pageNumber="11">A</emphasis>
|
||
Leafy stem showing distorted leaves
|
||
<emphasis bold="true" pageId="0" pageNumber="11">B</emphasis>
|
||
distal part of leaves, showing well-developed pale margin and spiniform teeth on both margin and long-acuminate tip
|
||
<emphasis bold="true" pageId="0" pageNumber="11">C</emphasis>
|
||
remoistened erect capsule showing partially detached short-rostrate operculum
|
||
<emphasis bold="true" pageId="0" pageNumber="11">D</emphasis>
|
||
<taxonomicName lsidName="B. perspinidens" pageId="0" pageNumber="11" rank="species" species="perspinidens">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">B. perspinidens</emphasis>
|
||
</taxonomicName>
|
||
(Broth.) H.Rob. & Golinski, distal part of leaf of holotype (from H)
|
||
<emphasis bold="true" pageId="0" pageNumber="11">E</emphasis>
|
||
tip of capsule mounted in
|
||
<normalizedToken originalValue="Hoyer’s">Hoyer's</normalizedToken>
|
||
solution showing short exostome and lack of well-developed endostome. The photographs were taken using a Leica DM4B Compound microscope, using a 5
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
objective.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="11" type="description">
|
||
<paragraph pageId="0" pageNumber="11">Description.</paragraph>
|
||
<paragraph pageId="0" pageNumber="11">
|
||
Stems up to 3 cm tall, leaves not closely spaced, rather firm in structure but contorted when dry and resistant to wetting. Costa percurrent into a long slender acumination, median cells narrowly oval, with firm walls showing slight porosity, mostly 80-100
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
long and ca. 30
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
wide, without shorter quadrate cells at base, margin with numerous rows of linear pale cells forming a strong border, border with numerous cells projecting as spiniform teeth, such spiniform teeth extending onto apical acumination. Synoicous? Seta pale yellowish-red, ca. 17 mm long, smooth. Capsules erect, ca. 2 mm long, with short hypophysis, operculum short-rostrate, higher than wide. Outer peristome teeth reddish, rudimentary, ca. 80
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
long, inner peristome a low pale membrane ca. 70
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
without projecting segments or cilia. Calyptra not seen. Spores ca. 10
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
in size.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="11" type="materials_examined">
|
||
<paragraph pageId="0" pageNumber="11">Additional material.</paragraph>
|
||
<paragraph pageId="0" pageNumber="11">
|
||
Guyana. Region: Potaro-Siparuni. Mt. Ayanganna, east face, area near camp at base of fourth of four escarpments. Elev. 1545 m,
|
||
<geoCoordinate degrees="05" direction="north" minutes="23.083" orientation="latitude" precision="1" value="5.3847165">05°23.083'N</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="059" direction="west" minutes="58.550" orientation="longitude" precision="1" value="-59.975834">059°58.550'W</geoCoordinate>
|
||
. Dense forest on sandstone and peat, with
|
||
<taxonomicName class="Hexanauplia" family="Tachidiidae" genus="Euterpe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Euterpe" order="Harpacticoida" pageId="0" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Euterpe</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName class="Insecta" family="Clusiidae" genus="Clusia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Clusia" order="Diptera" pageId="0" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Clusia</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName class="Gastropoda" family="Cancellariidae" genus="Brocchinia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Brocchinia" order="Neogastropoda" pageId="0" pageNumber="11" phylum="Mollusca" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Brocchinia</emphasis>
|
||
</taxonomicName>
|
||
. Sporophytes green. On tree limb.
|
||
<emphasis italics="true" pageId="0" pageNumber="11">H.D. Clarke 9551</emphasis>
|
||
with
|
||
<emphasis italics="true" pageId="0" pageNumber="11">R. Williams</emphasis>
|
||
,
|
||
<emphasis italics="true" pageId="0" pageNumber="11">C. Perry</emphasis>
|
||
,
|
||
<emphasis italics="true" pageId="0" pageNumber="11">E. Tripp & J. Kelly</emphasis>
|
||
(US).
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="11">The peristome teeth of the new species have proven extremely fragile, possibly because of the radiation treatment.</paragraph>
|
||
<paragraph pageId="0" pageNumber="11">
|
||
The spiniform teeth of the leaf margin are distinctive, but the manner in which they occur on the acuminate apical extension is reminiscent of the illustration by
|
||
<bibRefCitation author="Brotherus, VF" editor="Engler, A" journalOrPublisher="I. TEIL, 3, Abteilung, Bogen 37 bis 39. Verlag von Wilhelm Engelmann, Leipzig" pageId="0" pageNumber="11" pagination="577 - 624" refId="B4" refString="Brotherus, VF, 1904. 219 Lieferung, Bryaceae, Leptostomaceae, Mniaceae, Rhizogoniaceae und Aulacomniaceae. In: Engler, A, Prantl, K, Eds., Die natuerlichen Pflanzenfamilien. I. TEIL, 3, Abteilung, Bogen 37 bis 39. Verlag von Wilhelm Engelmann, Leipzig: 577 - 624" title="219 Lieferung, Bryaceae, Leptostomaceae, Mniaceae, Rhizogoniaceae und Aulacomniaceae." volumeTitle="Die natuerlichen Pflanzenfamilien." year="1904">Brotherus (1904</bibRefCitation>
|
||
: 557 fig. C; 1925: 367, figs C, D). This illustration has led to the comparison, but it proves to be somewhat inaccurate compared to the more recent illustration made from the type by
|
||
<bibRefCitation author="Ochi, H" journalOrPublisher="Tottori University" pageId="0" pageNumber="11" pagination="1 - 126" refId="B8" refString="Ochi, H, 1972. A revision of African Bryoideae, Musci (First Part). J. Faculty of Educ. Tottori University 23 (1): 1 - 126" title="A revision of African Bryoideae, Musci (First Part). J. Faculty of Educ." volume="23" year="1972">Ochi (1972)</bibRefCitation>
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="11">
|
||
The African species is well illustrated by
|
||
<bibRefCitation author="Ochi, H" journalOrPublisher="Tottori University" pageId="0" pageNumber="11" pagination="1 - 126" refId="B8" refString="Ochi, H, 1972. A revision of African Bryoideae, Musci (First Part). J. Faculty of Educ. Tottori University 23 (1): 1 - 126" title="A revision of African Bryoideae, Musci (First Part). J. Faculty of Educ." volume="23" year="1972">Ochi (1972)</bibRefCitation>
|
||
, but the type from Helsinki has been borrowed not because of doubts of relationship so much as to insure that the two species are not the same. The principle difference is the absence of spinose teeth extending on to the apical acumination of the leaf. Nevertheless, there is no doubt the two are close, and the African species was placed in
|
||
<taxonomicName class="Bryopsida" family="Bryaceae" genus="Bryum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Bryum" order="Bryales" pageId="0" pageNumber="11" phylum="Bryophyta" rank="genus">Bryum</taxonomicName>
|
||
only because there was no sporophyte to indicate otherwise. A important point derived from the Ochi study is that none of the species in typical
|
||
<taxonomicName class="Bryopsida" family="Bryaceae" genus="Bryum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Bryum" order="Bryales" pageId="0" pageNumber="11" phylum="Bryophyta" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Bryum</emphasis>
|
||
</taxonomicName>
|
||
have spinose marginal teeth, all with such teeth are in what is now in the
|
||
<taxonomicName class="Bryopsida" family="Bryaceae" genus="Brachymenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Brachymenium" order="Bryales" pageId="0" pageNumber="11" phylum="Bryophyta" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Brachymenium</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName class="Bryopsida" family="Bryaceae" genus="Rhodobryum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rhodobryum" order="Bryales" pageId="0" pageNumber="11" phylum="Bryophyta" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="11">Rhodobryum</emphasis>
|
||
</taxonomicName>
|
||
relationship. On the basis of the evident relationship between the African and Guyana species, the following transfer of the African species is provided.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |