|
EREMOCHLOA Buese.
Plants hermaphroditic, caespitose or stoloniferous, perennial. Culms mat forming or decumbent; internodes solid, glabrous or
hairy, terete; nodes hairy. Leaves basal, not distinctly distichous; sheaths with compressed keels, margins open;
auricles absent; blades flat, linear (narrow), stiff, apex acute. Spicate racemes terminal and axillary, sheath
subtending the inflorescence not inflated or spathe-like; not aromatic; rachis hairy (curved); pedicels without longitudinal
groove, glabrous, flattened. Spikelets solitary or paired at each inflorescence node; sessile (or short pediceled)
spikelets fertile, pedicellate spikelets rudimentary (sterile) or absent; similar or dissimilar in size and shape,
disarticulation below the glumes, dorsiventrally compressed. Pedicellate spikelets reduced or absent (sterile),
awnless. Sessile spikelets perfect; first glumes 2-keeled, without gland-like depressions or pits; abaxial surface flat,
shiny, chartaceous or coriaceous, glabrous, awnless; second glumes length shorter than first glumes; lower floret staminate
; lemmas hyaline, apex entire, awnless; paleas present, hyaline; upper florets fertile; lemmas hyaline, 0-veined,
entire, acuminate, awnless; paleas present, hyaline. Stamens 3, anthers brown. Caryopses small, dorsiventrally
compressed. The base chromosome number x=9.
This genus has about nine species that are native to temperate or tropical Asia. Our species is used as a
lawn grass.
|
