No. 25. 

 ALOPECURUS CALIFORNICUS Vascy. IJiill. Torr. Cliil), xv. 13. 



I'hnit ](crtMiiiial, tultcil. 



CuhuK yctiicuhite Ix'low. iiftcn liiiiiu^hed. slender, terete, siiiuutli, 10 to 1') inches 

 high. 



LmrcH of eiiliii 4 of 5; slieatlis laflier loose, iijijier one inrtateil, smooth, shorter 

 thau the inteniodes; blades flat, his])i(l above, 1 to .'< inches loiifr; lifjiile membrana- 

 ceous, acute, 2 lines long. 



Inliorcurenvc a deii.se cylindrieal spike 1 to li inches lonJ,^ \ to % inches thick. 



SpihrlctK l-Ho\vcied, com])rcssed, elliptical, l\ to 1^ lines long; empty ;;lnmes 

 oblong, obtuse, carinate, slightly united at ba.se, thin, i)Uiple above, hairy on the keel 

 aud slightly jxibescent on the obscure lateral nerves, 1.^ to 1.^ lines long; floral glume 

 oblong ovate, obtuse, edges united ^ from the ba.se, slightly chartat-eoiLs, smooth, 

 obscurely l-nerveil, about e(|ualiiig the cmi)ty glumes; awn arising near the base of 

 the glume, twi.stcd, bent at the middle, I'.i to 3 lines long: palet wanting; grain fiat 

 tened, broadly lanceolate, obli(]ue, light greeu, j-; line long. 



I'LATK XXV: 1. ii'. spikclet with emi)ty glumes spread; h'. empty jilumes; c', 

 floral glume closed: '2. <i' ami i>'. panicle, s))ikelet, and floral glume of .1. iinilinsis 

 drawn for coin]iarison. 



Southern ('alifoniia. This species differs from .1 . 7>/7(^«.v/i( chiefly in its smaller 

 size, the smaller spikelets, and obtuse empty glumes, which are united less than in that 

 siMJcies. 



