146 SYNOPSIS OF THE FLORA OF COLORADO. 
plish, and the scarcely shorter hairy palet ending in a bent plumose awn. 
6” in length—Hali & Harbour, 648 
STIPA SPARTRA, Tr bphesians uit (SvitinpagPorter. South Park, Canby. 
sg: aaa Wet Mountain Valley, ser ld. 
Ss ST , Trin., Steud. Gram., 129. Culms stout, strict, and 
with the narrow sheaths scabrous or mea ataes glabrate, 19-3$° high, 
the nodes naked; leaves elongated, mostly narrow w and involute, 1-3! 
or ‘ i ct 
1é 
below; glumes nearly equal, 3-44’ long, narrowly acuminate; lowe 
palet 24/-3” long, short-pilose at the obtusish base, appressed-pubescent 
above, and witha pilose crown at the apex; awn about 1’ long, twisted 
and geniculate, minutely scabrous.—Hall & "Harbour, 626. Nea r De enver, 
hake * cons vac on tack Brandegee. Meehan. Colorado Springs, Porter. 
UREA, Nutt. Steud. Gram., 134. Perennial; culms 
eas hie " ter erect, slender, mostly glabrous; sheath narrow, 
scabrous, exceeding the internodes, pilose at the throat; leaves very 
narrow, convolute, $/-10/ long; panicle slender, erect or flaccid, 3/-6' long, 
loosely few-flowered ; : glumes. purplish, the upper 6-9” lony, about twice 
exceeding the lower, ‘and longer than the flower, bifid and shortly awned; 
flower densely short- pilose at the pointed base, scabrous above, 6! long, 
the awns equal or nes 80, Separate to the base, ust = ed, 1/-2" 
long, scabrous.—Hall & Harbour, 652. Near Denver, meres ’Caiion 
City, Brandegee. Colorado Springs and South Park, 5& 
ARISTIDA OLIGANTHA, Mx.—Caiion City, Brandeg 
SPARTINA Seatocarmat Willd.—Near Denver, DF. Smith. 
SPARTINA GRACT Trin., Steud. Gram. ae Culms 1°-3° high, ex- 
eeeding the spr dade Niktichoas leaves, which are very rough upon‘the 
margins, mostly convolute, the upper ones distant and shorter ; ligules 
ciliate; spikes 4-10, oblong, mostly sessile, appressed to the nearly smooth 
rachis; glumes very unequal, the lower acuminate, the sad acute and 
equaling the obtusish palets, 4” long, the glumes and lower palet cili- 
ate, hispid upon “ng keel.—Hall & Harbour, 639. Cation City, ge 
South sag Seen n Saline soils. 
e es akan: pur 
spike 2/~3/ long, erect, the in sonidos of the flexuous rachis shorter than 
the erect (4” long) spikelets ; tlowers apex im or nearly sessile 
in the glumes; ier of the perfeet spikele t ciliate, carinate, cleft nearly 
to the middle, the lobes 1-nerved on the inner margin, with 3-5 interme- 
diate bristles, 2 central one longer ; ; palets exceeding the glumes, the 
lower 3-nerved, bifid at the apex, short- ne tha the upper a little 
shorter, 2- nerved and slightly bifid ; scales linear, entire; glumes of the 
sterile spikelets equaling the palets, the lower ciliate, slightly 2-cleft, 
bene TRAPHIS, Torr. Flowers spicate ; the spikelets sessile by threes at each joint 
1¢ rachis, surrounded at base by an involiicre of soft, spreading hairs; the lateral aires 
pts an the sera perfect. Glumes of the perfect spikelets 2, 1-flowered, equal, 
narrow-cnneate, deep! Seren 3-5 bi iatlad « pp tee mbranous, the ‘lower short-awned 
at the apex. Glumesof the sterile spikelets 2, 2-flowered, lanceolate, inequilateral, the 
lower l-aw: Bares the ba rp ~ membranous, awnless. ith very 
pert filaments. Germ ovate; sty ies "2, distinct, the elongated stigmas simply p!™- 
: hi pn ferma le Olt. rigg Lf bons 
44 ote 
= ee mate ee 
