Hordeum pusillum little barley Poaceae HOPU(*); Bx, pb;

 

Hordeum pusillum.Copyright © 2006 By Dan Nickrent.phytoimages.siu.edu

Hordeum pusillum.Copyright © 2006 By Dan Nickrent.phytoimages.siu.edu (Accessed 9/2014).

Hordeum pusillum is an annual C3 grass (Waller and Lewis 1979), to 10-40 cm tall.

Leaves flat, 6 cm long, 0.2-0.4 cm wide, sheath margin not lobed. 

Flower spikelets in sets of 3, the lateral ones small, awn-tipped, glumes about 1 cm, lemma short-awned; inflorescence spike 2-7 cm long, erect; May-June; 

Wetland status: NL. 

Frequency in NYC: Very infrequent. 

Origin: Delaware and south. 

Habitat: Open sites, roadsides, often in alkaline soil.