496 TRANS. OF THE ACAD. OF SCIENCE. 
large tufts, 2-3 feet in diameter, on the sandy banks of stream- 
lets, alt. mo t, HZ. Bolander, fl. ing and th many re- 
nearly 2, lines Sane the elongated obtuse capsule, and above 
all by the distinctly reticulated almost obtuse seeds, which 
in both others are more or less pointed or even tailed and 
differently _— the seeds, I could examine, not quite ma- 
) ame 
J. longistylis also on the Red River of the North, /Zud- 
bard in Hb. Lapham; Huerfano Valley of the Rocky Moun- 
tains, Parry ; on the banks of Mono lake in the Californian 
mountains, Bolander, Hb. n. 43.—Stem with several short 
leaves, always considerably exceeding the linear foliage ; 
seeds apiculate or short tail-pointed, with a distinct white 
raphe, strongly ribbed, when not perfectly mature, like those 
f J. marginatus; fully ripe seeds with very slight cross-bars 
and a faint transverse lineolation 
pitulis pauci- (3-5-)floris ; antheris longe linearibus filamento 
triplo ee longioribus ; seminibus obovatis costato-sub- 
reticulatis. 
Californian Sierras on alpine meadows or along rivulets in 
the Yosemite Valley, alt. 4,000 feet, Hb. n. 46; on the upper 
Tuolumne, alt. 10,000 feet, and frequent on the eastern ee 
of the mountains, H. Bolander. — Easily recognized by it 
broad ing —_ — and short (2-4 rarely 5 inches Tong) 
light green ew-flowered heads and long anthers. but 
probably sy specifically distinct ; seeds 0. 25-0.30 line long, 
reticulate with faint cross-bars, ares slightly lineolate or al- 
most smooth; 7 or 8 ribs visible. 
ag. 454, ei leptocaulis ; the Arkansas specimens have 
been collected by Dr. Leavenworth; for the Texan localities 
i 
> a 
matter before the public for arbitratio yan in csi I wish to 
assist him, *aethogs only to the remarks © ee 
- marginatus ; var. paucicapitatus ought t coe var. 
vulgaris ; oven are distinguished from the pte variety by a 
more slender >) wenn as and mostly smooth 
a | 
