746 GRAMINEH (Stapf). | Hordeum. 
ong ; grain adhering to the valve and pale, 2-24 lin. long, deeply 
channelled ; 3d or barren spikelets very similar to ‘the 3, but glumes 
usually unequal, outer reduced to a seabrid bristle and usually 
longer than need a (1-12 in. long) which is ciliate only on the 
inner side o at all; valve up to 8 lin. long and like the pale 
usually more he than in the g. Fl. Dan. t. 629; Engl. Bot, t. 
1971; Host, Gram. Austr. i. t. 32; Kunth, Enum. i. 456; Nees tn 
Linnea, vii. 304, and Fl. Afr. Austr. 363 ; es Syn. Pl. Glum. 
1.352; Durand & Schinz, Consp. Fl. Afr. v 
i ReEGIonN: ee. ao near ea 800 ft., Schlechter, 
8595! Cape Div.; near Capeto , Ecklon, 974! Hout Bay Fisheries, Wolley 
Dod, 1561 ! Mossel Bay Div. ; pie ‘the _Gaurite River, Burchell, 6483! Albany 
Div. ; by a near Graham , 1800-2 t., MacOwan, 1285! 
Wesrern Recor pevcus Numaqealnd between Pedros Kloof and Lily 
Fontein, 9000-4000 i be 
A very widely spread a vn Mediterranean origin. 
XCVIIL. OLYRA, Linn. 
Spikelets unisexual, heteromorphous, both sexes in the same 
panicle or sometimes in different panicles of the same or very rarely 
of different individuals; rhachilla disarticulating below the valve. 
& spikelets smaller than the ?, in mixed panicles below them and 
spent more numerou os Glumes suppressed, indicated by 
tion er the rhachilla. Valve a to almost subulate in profile, 
acuminate or caudate-awned, membranous, ate Pale eile 
than the valve, 2-nerved. Lodicules 3, or 0 (2). Stamens 3. 
Ovary 0. 9 spikelets terminal, or terminal and lateral on ie 
branches or cc Gis of the eel above the ¢, 1-llow red. 
Glumes subequal and similar, ovate to lanceolate, saat or 
-nerved. Lodicules 3, truncate-cuneate. Stamens 0. 
Ovary glabrous, acuminate; style simple below or beyond the 
middle; stigmas plumose, terminally exserted. Grain pe 
enclosed by the hardened valve and pale, biconvex ; embryo short 
um linear, almost as long as the grain 
Branched, tall or dwarf Limes blades convolute in bud, then flat, often 
broad and —_ umetric, shortly petioled, transversely veined ; ligules papery 
very short ; icles termin apolar ae with 1 or few gciars coional ones, 
rarely all axiltery: often decompound. 
Species about 20, in tropical America, 1 of them extending to tropical Afriet, 
the Mascarene Islands and Zululand. 
1, 0. latifolia (Linn. Ameen. Acad. v. 408); omer sea erect, 
branched 3-8 ft. high, glabrous, very smooth, rarely sient 
y near the nodes, many-noded, sheathed all ema or pate upper 
> 
