No. f)8. 



PLEUROPOGON CALIFORNICUM Vnscy; Lophoc.hlann Cali/oniica 



Noes. Ann. Nat. Hist. i. 2S:i (IS'M). 



Plant ajiparently annual, tuftod, with libidus roots. 



Culms erect or somcwliat decumbent at base, ratlier weak, smooth, leafy nearly to 

 tlu- i)ani(le, 2 to 4 teet tall. 



Limrex of culm 3 or 4; slieaths smooth, equaling or exccetling the intemodes, the 

 lower oni's short and iiicinliraiiaccous, the iip]ieriiiost loose and hmjx, half o])en at the 

 throat; blade flat or folded, bliintpointed, smooth or barely roiigii above, 1 to .'5 lines 

 wide, .{ to 12 inches long; ligule very thin, nearly iicute, 2 to 3 lines long. 



hiforc.sroKr an erect or sonu^what flexuous, simple, seciiiid ])aiii(l(' of (J to 12 

 spiki'lcts, asceniling on p(?dicels 2 to 3 lines long at intervals of 1 inch or more.^ 



iSpikclefn linear-oblong, 10- to 20-flowerc.d, I iu(-li long or less; empty glumes 

 oblong. obli(|ncly obtuse, tliiii iiieinbraiiaccous, smooth, l-nerved below, the first I tolA 

 lines long, the second J Mne longer; lloral glume lance-obloug, erose or dentate at the 

 membranacecms, obtuse apex, scabrous, strongly 7-nerved, 3 to 4 lines long; awn aris- 

 ing below the ajiex, 1 to .T lines long; ]>alet oblong, obtuse, nearly efjualing the glume, 

 witli flatly infolded margins, an acute wing midway on each keel, and siiorter teeth 

 above; stamens 3, with linear anthers; grain reddish brown, oblong, strongly fur- 

 rowed, 1 line long; internode of rachilla smooth, 1 line long, disarticulating below the 

 rather prominent ring at the base of each tloret. 



Plate LXVIII ; a, emjity glumes; h, lloret; r, floral glume, dorsal view. 

 California to Oregon, in rather low meadow lainl. 



