No. 26. 



ALOPECURUS GENICULATUS L. V:ir. ROBUSTUS Vasey, Hull. 



Toil'. Club, XV. 13. 



PUint perennial, loosely tufted. 



Viilms j;-eiiicul:it(' l)('l(»w. soiiietiiiies hranehed, tliick, siiuHitli. hla<-k :it flic imdes, 

 20 to .'50 iiiclics liij;li. 



Leaves ipfiulni 4 or ."»; sheaths loose, ojien, smuotli. striate, lower exceeding and 

 up])er n(Mrly e(iualiiiK the iiiternodes; blades flat, hisjiid above, U to .'5 lines wide, •'! to 

 inches loiifi'; liyiile iiiciiibraiiaceoiis, nearly acute, Hi lines lonJ,^ 



I nHorcHcenee A dense, cylindrical, spicato ]>anicle - to .". inches Ion;; and \ inch tliick, 

 exserted at maturity. 



Spikeliffi com]tressed, elliptical, 1 -flowered, 1 line hni^;; empty trlumes slijjhtly 

 muted at base, ovat4'. obtuse, shortdniiry on the keel and oliseure lateral nerves which 

 are nearly nnirginal, 1 line lonj;; Hoi'al {ilunu- ovate-oblonjr, obtuse, thin, smooth, ."i- 

 nerved, eciualing the emi)ty glumes; awn arising near the middle of the glunu!, straight, 

 scarcely exserted; palet wanting: grain broadly lanceolate, oblique, dark brown, § 

 line long. 



Pi.ATK XXVI: n, si)ikelet with enijtty glumes opened : />, floret. 



Washington to Alaska, and in the iiioiintains of I'.ritish America. 



