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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: Annual, perennial herb, cespitose or from vigorous rhizomes. Stem: generally erect, occasionally prostrate, 1--25 dm. Leaf: sheath open, glabrous, occasionally recurved; ligule membranous, glabrous, entire, acuminate or truncate; blade generally 2--5 dm, 1--2.5 cm wide, flat. Inflorescence: panicle, generally ovoid to cylindric, dense, occasionally interrupted; branches ascending to appressed. Spikelet: generally fertile, occasionally also sterile, laterally compressed, pedicelled; glumes equal, > and enclosing lemmas, glabrous to pubescent, awn 0, keeled, keel generally winged, > florets, 3--5-veined, wings generally entire; 3-flowered, lower florets 1--2 vestigial or 0 reduced to rudimentary lemma, generally awl-shaped, to 1/2 fertile flower, occasionally scale-like, lower occasionally reduced to a vestigial knob, upper 1 flower fertile, bisexual, lemma generally lanceolate to ovate, glabrous or silky-hairy, faintly 5-veined, awn 0; palea +- = lemma, hairy, translucent; stamens 3; anthers 0.5--4 mm; stigmas 2, plumose. Fruit: plump, +- fusiform.
Species In Genus: +- 22 species: temperate North America, Eurasia, Central America, South America. Etymology: (Greek: grass with shiny spikelets)
eFlora Treatment Author: Riccardo M. Baldini
Jepson Online Interchange
Key to PhalarisPrevious taxon: Pennisetum villosum
Next taxon: Phalaris angusta
Citation for this treatment: Riccardo M. Baldini 2016. Phalaris, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=11135, accessed on April 28, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on April 28, 2016.