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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Poaceae (Gramineae)||View Description||Dichotomous Key|
|Genus:||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Habit: Perennial herb from rhizomes. Stem: decumbent to erect, sometimes rooting at nodes. Leaf: basal and cauline; sheath open +- to base; ligule thinly membranous, acute to obtuse, sometimes toothed. Inflorescence: panicle-like; lower branches reflexed to erect. Spikelet: bisexual; glumes < lowest floret, lower glume generally 1-veined, upper generally 3-veined; florets 2--8; lemma firm, back rounded, scabrous, margin near tip entire to scabrous-serrate at 10×, prominently (5)7--9-veined, veins not converging at tip; awn 0; palea +- = lemma.
Species In Genus: +- 5 species: temperate North America, eastern Asia. Etymology: (J. Torrey, American botanist, 1796--1873) Note: Plants generally occurring in freshwater wet habitats.
eFlora Treatment Author: Jerrold I. Davis
Jepson Online Interchange
Key to TorreyochloaPrevious taxon: Swallenia alexandrae
Next taxon: Torreyochloa erecta
Citation for this treatment: Jerrold I. Davis 2016. Torreyochloa, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=11188, accessed on September 27, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on September 27, 2016.