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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. Stem: 5--100(200) cm, erect or decumbent, generally bent; nodes and internodes generally glabrous; internode solid to spongy. Leaf: basal and cauline; sheath generally smooth; ligule short-hairy or membranous, ciliate; blade flat or folded, margins generally cartilaginous. Inflorescence: panicle-like, central axis wavy, with reduced branches bearing burs, each consisting of 1--4(8) +- sessile spikelets generally enclosed by an involucre of flattened or cylindric bristle- or spine-like, +- fused bracts, these generally forming an inner and outer set; involucre and enclosed spikelets falling as 1 unit. Spikelet: +- dorsally compressed; glumes strongly unequal, ovate, lower 1-veined, upper +- = florets, 3--9-veined; florets 2, lower floret sterile or staminate, lemma generally 5-veined, palea generally present, upper floret fertile, lemma thick, +- hard, palea +- = lemma; anthers 3.
Species In Genus: +- 16 species: warm temperate America, Africa, southern Asia. Etymology: (Uncertain. Greek: for millet or Latin for a precious stone) Note: Cenchrus ciliaris L. is now treated as Pennisetum ciliare (L.) Link.
eFlora Treatment Author: James P. Smith, Jr.
Jepson Online Interchange
Key to CenchrusPrevious taxon: Calamagrostis stricta subsp. stricta
Next taxon: Cenchrus echinatus
Citation for this treatment: James P. Smith, Jr. 2016. Cenchrus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=11009, accessed on August 25, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on August 25, 2016.