The Cactaceae family in the Santa Maria river basin (Rio Grande do Sul, Brazil)
Author
Oliveira, Anabela Silveira De
0000-0002-0428-9986
Centro Universitário da Região da Campanha - URCAMP. Programa de Pós-graduação em Geografia / UFSM - Instituto de Geociências / IG / UFSM - Santa Maria, RS. & anabela. biol @ gmail. com; https: // orcid. org / 0000 - 0002 - 0428 - 9986
anabela.biol@gmail.com
Author
Pontes, Rodrigo Corrêa
0000-0002-2808-3835
Programa de Pós-graduação em Geografia / UFSM - Instituto de Geociências / IG / UFSM - Santa Maria, RS. & rodrigocorreapontes @ gmail. com; https: // orcid. org / 0000 - 0002 - 2808 - 3835
rodrigocorreapontes@gmail.com
Author
Robaina, Luis Eduardo De Souza
0000-0002-2390-6417
LAGEOLAM / UFSM - Universidade Federal de Santa Maria - Programa de Pós-graduação em Geografia / UFSM - Instituto de Geociências / IG / UFSM - Santa Maria, RS. & lesrobaina @ yahoo. com. br; https: // orcid. org / 0000 - 0002 - 2390 - 6417
lesrobaina@yahoo.com.br
Author
Trentin, Romário
0000-0002-0615-2801
LAGEOLAM / UFSM - Universidade Federal de Santa Maria - Programa de Pós-graduação em Geografia / UFSM - Instituto de Geociências / IG / UFSM - Santa Maria, RS. & romario. trentin @ gmail. com; https: // orcid. org / 0000 - 0002 - 0615 - 2801
romario.trentin@gmail.com
text
Phytotaxa
2022
2022-04-05
542
2
153
166
http://dx.doi.org/10.11646/phytotaxa.542.2.3
journal article
53643
10.11646/phytotaxa.542.2.3
282b16de-15c7-4edc-9b01-9f5897706be9
1179-3163
6413545
5.
Lepismium
Pfeiffer (1835: 315)
Lectotype
(designated by
Pfeiffer 1835: 314–315
):—
Lepismium commune
Pfeiffer (1835: 315)
≡
L. cruciforme
(Velloso 1825: 207)
Miquel (1838: 49)
.
Species richness:—
Lepismium
is a genus with wide geographic distribution and comprises 6 species (
Hunt
et al.
2006
). In
Brazil
, there are 4 species of which ocurr in
Rio Grande do Sul
(
Carneiro
et al.
2016
).
General distribution:—
Occurs in
Brazil
,
Bolivia
,
Paraguay
,
Uruguay
, and
Argentina
.
Distribution in Santa Maria river basin:—
In SMRB occurs only
L. lumbricoides
(Lemaire (1939: 60) Barthlott (1987: 99), sometimes found in rocky outcrops and also in trees.
Morphologic notes:—
This genus is characterized by shrubby plants with stem-segments often angled or flat with the areoles subtended by crenate or serrate, with numerous aerial roots.Areoles sometimes densely hairy. Flowers small, always somewhat erumpent, often campanulate, white to pale-green. It blooms from October to January, depending on the species, getting right after.