CATALOGUE. 
397 
feet altitude. A considerable variety of forms occurs in tlie collection, as in 
all collections. (1,367.) 
WooDSiA SCOPULINA, D. C. Eaton, Canadian Naturalist^ April, 1865, 
p. 90. Rootstock short, creeping ; stalks 2-4' high, chatFy at the base, stra- 
mineous, puberulent like the rachis and under surface of the frond with mi- 
nute flattened hairs and stalked glands ; fronds lanceolate, 4-8' long, pinnate ; 
pinna3 numerous, 8-10" long, pinnatifid with 10-16 short ovate or oblong 
crenulate or toothed divisions ; indusium very delicate, deeply cleft into 
lacinias which terminate in short hairs composed of irregidar cylindrical 
cells. — Oregon and Cahfornia to Wyoming and Colorado ; British Columbia, 
(Dr. Lyall.) In the East Humboldt and Clover Mountains, Nevada, on An- 
telope Island and in the Uintas; 7-9,000 feet altitude. (1,368.) 
WooDSiA Okegana, D. C. Eaton ; /. c. From Lake Superior and Lake 
Winnipeg (Bourgeau) to Oregon, and the mountains of Colorado. In the 
East Humboldt Mountains, Nevada, on Antelope Island, and in Cottonwood 
Canon in the Wahsatch, (D. C. Eaton;) 6-8,000 feet altitude. A smaller 
form than the last, and quite glabrous, but like it in having a continuous stalk 
and a very minute indusium. (1,369.) 
LYCOPODIACE^. 
Selaginella rupestris. Spring. Throughout Northern Asia ; East 
Indies ; South Africa. America, from Alaska to Buenos Ayres, and eastward 
to the Atlantic. In the East Humboldt and Clover Mountains, Nevada, and 
in the Wahsatch ; 8-9,000 feet altitude. All the specimens are of the stouter 
and short-stemmed form, called horealis by Spring. (1,370.) 
IsoETES ECHiNOSPORA, Duricu, Var. Braunii, Engelm. "New England 
to Western New York, and northward." Alpine lake. Bear liivcr Canon in 
the Uintas; 9,500 feet altitude; August. (1,371.) 
HYDROPTERIDES. 
Marsilia VESTlTA, Hook. & Grev. Leaflets ])roadly wedge-sliaped, un- 
equal-sided, and like the petioles minutely apprcssed-hirsute ; sporocarps 
mostly sohtary in the axils, short-stalked, hairy.— Oregon to New Mexico and 
Texas. Goose Creek Valley, Nevada; 6,000 feet aUitude; September. (1,372.) 
