g^2 POACE^. 



mm. long, second oval, acute, T-ncrvod, 13 mm. long; floral glume 



scabrous, compressed, elliptical, acute when spread, 11-nerved 



about 20 mm. long, awn 4-8 mm. long; palea narrowly elhptvcal, 



2.toothed, keels pectinate-ciliate, U mm. long. 



An incomplete specimen examined. The spikelets resenible 



those of B. ntiiohmles, though larger. 



Alaska, M. 1)'. Harritigton in 1871-3. „ .,. , 



4 B. MAniUTEX.is L. Cent. Tl. 1:5 (1755). B cd^a^s 



nudl Fl. Angl. Ed. 1, 40 (1703). B. n.n-alis ""^Jj' ^\f"^'\^^; 



9 1-50 (1778) B. fj^inatuh-vs Ifoth. l^.en.. cS: I'st. Mag. 4.30 



Curt. Fl. Lond. fasc. C: ^ 5 (1838). B. polystachyus DC. Fl. Fi. 



^'T'soft erect slender annual. 20-40 cm. high, from a genicu- 

 hvtebase. Sheaths longer than the hiternodes; liguleentn-e, ob- 

 tuse, nearly 2 mm. long; blades of the culm 5-(>, scabrous .-10 

 cm long, 2-3 mm. wide. Panicle oval, compressed, o-lO cm. 

 long, rays scabrid, n.ostly in threes or fours, the longest abou .1 

 mm long, not including the spikelets. Spikelets dull green .-H- 

 flowered, joint of rachilla 3 mm. long; lirst glume slender, 1- 

 iierved, about 10 mm. long, second linear-lancoolate, ;{-nerve.l 

 ubout 15 mm. long; floral glume linear-lanceolate, 7-nerved about 

 18 mm. long, including the two slender points, awn 30-2o mm. 

 long; palea linear, pectinate-ciliute, 14 mm. long. 



Michigan. //. E. Owen 137, Beal 138; Californ.u, Paush 1994; 

 southern California, ParUi. 

 Introduced from Europe. 



*5 \^ iNEUMis L. Mant. 3:180 (1707). Awnless Buomk 

 (^^,^^.' Fctnea inennis DC. Fl. Fr. 3:49 (1805). B. enrt.s 

 Ledeb.Fl.Koss. 4:358 (1853). 



A rather coarse erect perennial, 60-130 cu.. high, w.th creep- 

 in<r rootstocks. Sheaths striate, smooth or pilose; ligule truncate, 

 lacerate, 1 mm. long; blades scabrous or pilose, flat, lO-.O en,, 

 long, G-lOmnu long. Panicle oval, erect, 13-18 cnu long, rays 

 in fives and sevens. Spikelets 5-9-ilowered, 3-3 en,, long rachdla 

 pubescent, first gbane 1-nerved, 5-G mm. long, second 3-nerved 



