111 
Geogr. area: North America, Iceland, Northern Scandinavia, Nor- 
thern Russia, Caucasus, Siberia, Kamchatka. 
175. T. agrostideum (Leest.) Fr. 
Scheutz, Pl. vase. Jeniss. p. 189; Fl. D. Suppl. tab. 125; Avena sub- 
spicata v. agrostidea Leest.; 
A. flavescens vy. agrostidea 
Trauty. Syll. Sib. bor. orient. 





p. 543; T. Friesianum Steud. A ) 
Culms erect, 15—35 cm. WHY, 
¢ WV is 
high, slender, glabrous. WZ 
y W/Z 
Leaves narrow, flat or —. iA 
; S y 
somewhat inyolute. Lower SS Sh Zz 
SS W) 
sheaths and leaves softly N 1 ; 
. 5 Wd 
pubescent. Panicle in flo- AY Vy 
° . MWY ZG 
\ wer spreading, with short Sy} F 
Wad 47 
branches, afterwards con- Wy Y 
tracted, but not spike-like, Ay 
2—5 cm. long. Spikelets ~~NVj } 
\ \A 
2—3-flowered, glumes un- SS 
I 
equal, the lower ?/s as long 
as the upper; lower pales 
minutely hairy, with long 
bent and twisted awns. / 
Pales somewhat exceeding 
the glumes. 
In the habit recalling 
T. subspicatum, but surely 
more nearly allied to T. 
flavescens, to which it may 
perhaps rightly be placed 
as a variety. 

As.: Mouths of the Yenis- 
sei (!) and Lena. 
Geogr. area: Lapland, 
East Siberia, Pyrenees. 


Fig. 85. Trisetum agro- Fig. 86. Trisetum flavescens (L.) 
stideum (Lzest.) Fr. 176. slic flavescens (L.) Beauv. 
3/, nat. size. Beauv. 5/, mat. size. 
(Spec. from Lapland). (Spec. from Siberia). 
Trauty. PI. Sib. bor. p.141; 
Kjellm., Vest-Eskim. Land p.55; T. sibiricum Rupr.; Avena Ruprechtii 
Griseb. in Ledeb. Fl. Ross. IV p. 418. 
Culm erect, glabrous. Leaves flat. Lower sheaths and leaves 
glabrous or pubescent. Panicle in flower spreading. Spikelets 
