572 i'oack.t:. 



c. Ligulo 3 mm. long, niys \-'l, iloral glunu' -^-'i.b mm. 



loiii;- 



*c. Lif^ulr ;5-4 mm. loii-r. niy.s •.'-:'., tl«>nil glume :} mm. 



r.) 



o 



long. - 



C. Ligulc :'.-4 mm. long, niys '^-:5, Iloral glum.- IJ. 4..) 



1-1 

 mm. long 



0. Li-rulc :•..') mm. lung, rays 'i-.\, Iloral glume 4-.-) mm. 



long 



C. Li'Milc 4-0 mm. l(»ng. rays :5-r), Iloral gliimo ;}.r)-4..) 



mm. long * 



c Li<nil(' 4-(i mm. long, ravs :',-'>, ll«.ral glnmc 4-5 mm. 

 , '"^ 1(5 



C Lignle 5-12 mm. long, rays '.>, Il(»ral glnmo :5-:].^» mm. 



\r 



long 



1. A. angustata (V,. T.r.) Griseb. Lfdeb. Fl. Ross. 4: 300(1 S53). 

 Po^^ oiiiinxlata W. Br. Parry's 1st Voy. Supi)l. [err. typ. ISTj 287 

 (lS-24). 0/i/reriu (i/KJiiKfdfd Fries, Maut. o. 7 (J (1842). 



A smootii soft tnftea grass, 20-M cm, high. Sheaths about the 

 length of the internodes; lignle 1-5 mm. long; blades 2-3. erect, 

 ilat°or c-ondnplioate, 3-G mm. long, abont 2 mm. wide. Panicle 

 often included at the base, lanccohuo oi ovate, G-10 cm. long, rays 

 mostly in pairs, the longest half the length ot the panicle, llower- 

 bearing on the upper half. Spikelets linear U) oval, tinged with 

 j.urple, 4-0-llowered, joint of rachilla 1 mm. long; empty glume 

 oval to ovate-lanceolate, first 1-nervod, about 1.5 mm. long, second 

 2-3 mm. long; iloral glume 2.5-3.5 mm. long, very slightly hairy 

 towards the base, oval, obtuse or acute, mucronate or irregularly 

 toothed; palea ciliolate on the keels, nearly as long as its glume. 



Hudson Strait (Oigge's Island), 7.'. />V//; Alaska, Hnm^f/fon. 

 Turner: Oregon, HoireU, collecte<l on tide ilats, Umpqua River, 



m 1888. 



Alaska to Oregon and Hudson's Bay, Arctic Coast. 



2 A. DiSTAXS (Host.) Rupr. Fl. Samoj. 04; Griseb. Ledeb, Fl. 

 Ross' 4-388 (1853). Poa di>^tans L. :Mant. 32 (1707). Gli/ceria 

 pmiiht Vasey, herb. Poa airohles Nntt. Gen. 08 (1818). IIiKlro- 

 chloa di,tans Ilartm. (Jram. Skand. 8 (1819). Glyccria disUms^ 



