two-leaved senna
Senna roemeriana
comprehensive description 6
Earleocassia roemeriana (Scheele) Britton
Cassia Roemeriana Scheele, Linnaea 21: 457. 1848.
Herbaceous; stem erect, 3-5 dm. high, simple or branched, somewhat angled, puberulent. Stipules linear, persistent; petiole shorter than the leaflets; leaflets 1 pair, lanceolate, 3-6 cm. long, 12 mm. wide or less, acute or acutish, more or less appressed-pubescent on both sides; gland between the leaflets narrow; inflorescence longer than the leaves, 2-5-flowered; sepals sparingly pubescent, 6-7 mm. long; petals about twice as long as the sepals; ovary pubescent; legume narrowly oblong, compressed, 2-3 cm. long, 5-6 mm. wide, short-tipped, sparingly pubescent.
Type locality: On the Guadalupe River. Texas.
Distribution: Oklahoma, Texas, and New Mexico to Nuevo Le6n and Coahuila.
Sources and Credits
- (c) anonymous, some rights reserved (CC BY-NC-SA), https://eol.org/media/8773696
- (c) anonymous, some rights reserved (CC BY-NC-SA), https://eol.org/media/8773697
- (c) anonymous, some rights reserved (CC BY-NC-SA), https://eol.org/media/8773698
- (c) anonymous, some rights reserved (CC BY-NC-SA), https://eol.org/media/8773699
- (c) anonymous, some rights reserved (CC BY-NC-SA), https://eol.org/media/8773700
- Adapted by Josh/Joshua from a work by (c) Unknown, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/27358398
More Info
- iNaturalist NZ taxon page
- Biodiversity Heritage Library
- BOLD Systems BIN search
- eFloras.org
- Flora of North America (beta)
- Global Biodiversity Information Facility (GBIF)
- HOSTS - a Database of the World's Lepidopteran Hostplants
- IPNI (with links to POWO, WFO, and BHL)
- NatureServe Explorer 2.0
- SEINet Symbiota portals
- Tropicos
- USDA PLANTS database
- World Flora Online
