No, 27. 

 ALOPECURUS HOWELLIl Vascy, Bull. Ton. (Iiih. w. 11>. 



I'liiiil low, tuft('<l. Miiiiiial, (d'tcii |nir|>lisli t lirounliont. 



Ciiliiis (Meet or sonicwiiiit gciiiculMtc, mostly .siiii])lt', siiiootli, •"> to l> iiiclics liifjli. 



Lcartu of (Uilm iisiially .!; slieatlis latliiM- loose, or vagina tc, ii])])('r one iiinrc in dated, 

 smooth striate, the lower .shorter than intcrnodes, with narrow or filiform-convolute 

 blades, his])id below, exeeeding- the eidm, upjier sheath exeeedini;' the internode with a 

 shorter blade; ligule menibranaceons, obtuse, I line long. 



/M_//«re«cence a cylindrical, .spicate paincle I inch long or les.s, u.sually included at 

 base. 



Spikelets compressed, elliptical, 1-flowered, 1.^ to li lines long; empty glumes 

 slightly united at base, oblong, obtuse, carinate, scarious on the margins, ciliate on the 

 keel and silky-pubescent on the lateral nerves and near the base, 1:^ to lA lines long; 

 floral glume broadly ovate oblong, truncate, thin, smooth, 4 nerved, eiiualing the empty 

 glumes; awn arising below tlie middle of the glume, slender and naked lielow, lient, 

 3 lines long; j)alet wanting. 



I'l.ATE XXVIl : l.])lant natural size; «', si)ikelet, side view; /^', floret, side view. 



In wet soil, Oregon. 



No. 27. 

 ALOPECURUS MACOUNII Vasey, Hull. Torr. Club. xv. IL'. 



Plant low, animal, tufted, L' or .'. culms in a slool. 



Culms erect or .slightly gtiuiculate below, sleudei-, smooth, •'! to ti inches high. 



Lvdi-cn of culm usually 2; sheaths slightly iuHated, striate, smooth, 1 to lA inches 

 long; blades Hat or folded, narrow, acuminate, 1 inch long or less: ligule membra- 

 naceous, 1 line long. 



f nJtorcHvence a,n oblong, sjjicate panicle I inch or less long and \ inch thick, long 

 peduncled. 



(S'/^/Av/rAs compressed, lance-oblong, 1 flowered, Ij to li lines long; emjity glumes 

 slightly united at the base, oblong, obtuse, carinate, scarious at the apex, ciliate on the 

 keel, and |)ubesceut on the lateral nerves, 1 J to lA lines long; floral glume broadly 

 oblong, truncate, niaigins united to the middle, smooth, f nerved, nearly etpmliiig the 

 cniiity glumes; awn arising near the liase of the glume, straight, 1'.^ lines long; ]ialet 

 wanting; grain broadly lanceolate, olili(|ue. dark brown, A liiu' long. 



I'LATI", X.WII: -'. iilant natural size; «-, spikclet, side \icw: /;^, Horet, side \'iew. 



On dry rocks, \'ancouver Island. 



