Eragrostis.| -GRAMINACEAE, 531 
Rhachis and rays roughish, faintly ciliate in the axils. Spikelets on 
‘pedicels of their own length or more, oe h-green, 2—2!/2"' long and 
8/4’ broad, 3—7-flowered, ovate-lane , flat, the zigzag axis deciduous 
‘above the empty glumes, which are pr ovate-lanceolate, very acute, 
‘both 1-nerved or the upper with 2 faint lateral nerves, minutely denti- 
culate and a little shorter than their next florets. Flowering glumes thin, 
broadly ovate-lanceolate, 3-nerved, with smooth keels. Paleae li 
shorter, serrulate, persistent. alae purplish. Styles ayproxinat at 
the pointed apex of an elongate ovary. — Poa Mexicana, Lagas 
E. reg Hbd. in herb 
anai! on the highest ridge. Collected also by the U. 8S. E. Exped. — spec 
to ty : refer our plant on the authority of Gen. Munro occurs in Mexico, Venezuela and 
Cub: short description, however, in Kunth’s Enum. attributes to it a branching stem 
7. E. monticola, Hillebr. — Small, densely tufted, the slender and 
simple erect stems nearly twice as long as the numerous sterile tufts, 
818‘ high, bearing 3—4 leaves in their lower parts only, the uppermost 
leaf falling much short of the panicle. Leaves filiform, thin, convolute, 
erect, 3—5‘ long, glabrous, but bearded at the mouth of the close shea 
Panicle linear, interrupted, 4—6/ X 1—2“, the closely appressed rays 
1/s—1/ long, smooth, dividing from the base upward; only the lowest 
axillae sparingly diliate. Spikelets on short pedicels, greenish, linear- 
lanceolate, about 3” long and 1/2“ or less broad, 6—10-flowered, with a 
ana zigzag axis. Glumes ‘ membranous, the empty ones sata 
equal, as long as their next florets or longer, both 1 -nerved, draw out into 
long filiform point and faintly denticulate; the flowering glumes (Gea 
l- or faintly 3-nerved with nerves uniting a above, and smooth at the nly 
Paleae as Jong as their glumes, oblanceolate, nearly smooth, persistent 
on the axis. Styles distant at the base. Anthers short oblong, emarginate 
at both ends. Grain dark red. — Poa monticola, Gaud. in Bot. Freye. p. 408. 
E. Maui! Lanai! Nat. name: «Kalamalo» according to Gaudichaud. 
atropioides, sp. . — Stem 1'/2—2 ft. high, rather weak, prostrate 
8. E. 
Leal and shortly stoloniferous, bearing 10—15 leaves, the uppermost 
from it. Leaves 
or convolute, finely acuminate, the lowest about 8' lo 
broad, smooth throu cae bearded with silky hairs at the mouths of the 
= on evanescent. Panicle open and inter- 
subracemose toward the 
axils ciliate. Spikelets on 
ov 
- pate 
at the base with short appressed branchlets, 
apex; rhachis smooth and the rays nearly 80; 
short pedicels, single or in clusters, linear-oblong, rather turgid, fil 
