A78 GRAMINER (Stapf). [ Avena. 
short, villous (or imperfect and glabrous in cultivated forms). 
Pales shorter than the valves, 2- keeled, 2-toothed or bifid. Lodicules 
2, rather large, hyaline, entire. Stamens Ovary densely villous 
from the base ; ; styles a ann short or 0; ; stigmas laterally 
exserted, plumose. Grain oblong, eee grooved in front, hairy, 
pallid, somewhat soft or is least easy to cut, tightly embraced by 
the hardened valve and the pale; a fine, linear, long ; embryo 
all. 
Annual; blades linear, flat, flaccid; ligules hyaline or scarious ; panicle 
ele: very lax, often secund, with large pendulous spikelets. 
Species about 7, indigenous in the Mediterranean region, some of them widely 
spread as weeds, 1 known only in numerous cultivated forms. 
Valves hairy at the base only or quite pr 3 rhachilla 
wholly tough or tardily scape r above the glumes (1) sativa. 
Valves hairy to or beyond the middle; chachilla freely 
ne above the giants often also between the 
valve 
Spikelets eee lin. nes ; rhachilla tough and glabrous i. 
valve .. (2) sterilis. 
Spiel as i 1 Yin lng haehitla villous and disarticu- 
lat a between the v 
es shortl ita 
.. (8) fatua. 
Valve lobes produced at the tips into long bristles .. (4) barbata. 
. A. sativa (Linn. Spec. Pl. 79); a simple ; leaf-sheaths 
ita ligules shortly ovate, 14-2} lin. long; blades ae 
i e 
9-12 lin. long or longer, usually with a 1-awned floret at the base and 
1 or 2 awnless florets above, or with all the florets etieke. thachilla 
tough or tardily disarticulating at the base, glabrous or almost 80 
glumes broad-laneeolate, 7—11-nerved ; valves lanceolate, acuminate 
shortly bifid or 2—4- toothed, glabrous, rarely with a few scattered 
hairs, the lowest 7-10 lin. long ; awn from the middle or slightly 
tightly enclosed any its valve and 28 te hon all over. Host, 
e 
Kor Wern. Handb. Getreidebaues, i. 192; 8 aera Grasses GT. 
Brit. ‘t 110; ‘Teesan & Schinz, Consp. Fl, Afr. v. 
VaR. B or ‘ientalis (Trin. pears Suppl. 2 3); panicle Sone secund; se eg 
glabrous ; valves glabrous, or the lowest with stiff hairs at the base, awnless © 
the lowest vias Korn. ” We ern, Handb. deireibasen. 3 i, 212. A. oriental's, 
Schreb Spictl. Fl. Lips a Pin Gram. Austr, iii ; = h, Enum. ’ 
Suppl. 259 ; Nees in Lin 306; Fl. Afr. Aus 352; Steud. Syn. 
= pies a 230 ; Sorieiby, ‘Gaus Gr. Brit, ti 112; baad # Schinz, Consp- 
l 43. 
Coast er ceinl Gs cs hay ; foot of Table Mountain, in fields and gardens, 
Ecklon. Tulbagh D bagh Wate Zcklon. Var. orientalis: Cape 
Div., with the Soical ya m pera to Nee. 
