“4 886.] BOTANICAL GAZETTE. 337 
BRIEFER ARTICLES. 
New grasses.—Srorosotus Botanpert. Culms slender, about a foot high 
decumbent below, smooth: leaves narrowly linear, flaccid; radical ones about - 
6 inches long ; ine ones similar, 1 to 2 inches long; ligule short and obtuse ; 
upper half of stem naked: panicle 2 to 3 inches long, sparsely flowered, open, 
lax, lower branches in twos or threes, filiform, 1 to 14 inches long, flowering 
above the middle: spikelets about 2 inches long; empty glumes unequal, 
1-nerved, upper one ovate-lanceolate, 1 line long or more, lower one } shorter ; 
flowering glume nearly 2 lines long, oblong-lanceolate, 5-nerved, softly pubes- 
cent on the nerves below; palet equaling its glume, finely ciliate on the nerves ; 
sterile pedicel prominent, } to 4 as long as the flower.—Collected at Multino- 
mah Falls, Oregon, by Dr. H. N. Bolander. 
AGROSTIS ATTENUATA. Culms slender, smooth, erect, attenuated, 2 to 3 feet 
long: radical leaves narrowly linear, 2 to 4 inches long; culm leaves 3, distant, 
sheaths shorter than the internodes, smooth; ligule membranaceous, conspicu- 
ous, 2 to 3 lines long; blade 2 to 3 inches long, narrow, acuminate: panicle 3 to 
4 inches long, pyramidal, lower branches in threes or fives, somewhat unequal, 1 
to 2 inches long, capillary, few-flowered, pedicels mostly longer than the spike- 
lets, which are about 1} lines long: empty glumes equal, oblong-lanceolate, 
acute, scabrous on the keel; flowering glume nearly as long; palet wanting.— 
Found by Mr. Thomas Howell, near Mt. Hood, Oregon. It belongs to the 
scabra group, but is well distinguished asas ecies. 
GROSTIS FOLIOSA. Culms stoloniferous, erect, 1} feet high, leafy nearly 
to the summit: leaves 3 to 5 inches long, 2 to 3 lines wide, acuminate, some- 
what scabrous; sheaths smooch; ligule short, obtuse: panicle lanceolate, 4 to 
6 inches long, 1} inches wide below, open, branches mostly in fives, uneven, 4 
to 1} inches long, flowering near the extremities, subdivided mostly below the 
middle, pedicels longer than the spikelets, which are about 1 lines long: 
empty glumes lanceolate, acute; flowering glumes a little shorter, about 5- 
nerved, the lateral nerves excurrent at the apex, the midnerve usually term- 
inating in a short awn near the middle; palet wanting.—Collected in Oregon 
by Thomas Howell and by Dr. H. N. Bolander 
UHLENBERGIA Neo-Mexicana. Perennial: culms mostly branched near 
the base from thickened nodes, wiry, erect, 1 to 2 feet high, scabrous: cauline 
leaves about 5, setaceous, erect, about 3 inches long, the upper one near the 
panicle; ligule short, lacerate: panicle narrow, linear to lanceolate, 4 to 6 
inches long, the branches unequal, mostly in twos, appressed, the longer 1 to 2 
inches long, flowering to the base, the branchlets sessile and closely flowered: 
spikelets sessile or nearly so, about 2 lines long without the awn; empty giumes 
equal, more than half as long as the spikelet, lanceolate, acuminate or awl- 
_ pointed, l-nerved; flowering glume short stalked, 3-nerved, narrow, acuminate 
+ and terminating in a straight, slender awn 4 to 6 lines long.—Rocky hills and 
mountain sides, New Mexico and Arizona. 
Mu ERGIA ACUMINATA. Culms erect, 3 to 4 feet high, smooth : rad- 
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