310 
BOTANY. 
4-6-aiigled ; radical leaves spatiilate or rounded, tlie true caiiline ones small, 
resembling dark-scarions stipules, the axillary leaves in pairs or fascicled, 
oblong-linear and lanceolate ; pedicels filiform, long, widely spreading, 
involucres short-campanulate or liemisplierical, minutely glandular or almost 
smooth, solitary, many -flowered, 5-toothed, (the teeth broad and short,) 
becoming dilated in fruit, but scarcely equaling the included bracts, which 
are thin, broadly spatulate, and woolly below ; proper bractlets minute and 
capillary, villous-plumose, often wanting ; flowers very obtuse at base, minutely 
glandular, scarcely 1" long, on short pedicels not exceeding the bracts, rose- 
colored or white, deeply 5-parted, the outer segments ovate, concave, the 
inner at length longer, lanceolate-oblong; ovary glabrous ; achenium sharply 
triangular. — CaHfornia and Nevada ; Southern Utah, (Palmer.) Rather fre- 
quent in the dry valleys and lower canons of Western Nevada, as far east as 
Monitor Valley, and also found on Stansbury Island ; 4-5,000 feet altitude ; 
May-September. (1,039.) 
E. divaricatu?n, and E. salsuginosum, Hook., reported as collected by 
Geyer and Nuttall, in Utah," on the Upper Colorado, were probably found 
on the upper branches of Green River in Wyoming Territory. 
Eriogonum (Foliosa) spergulinum. Gray. T. G., I. c, p. 189. 
Annual, hirsute at base, very slender, wdth elongated internodes, leafy; 
leaves hirsute and glandular, green on both sides, the cauline opposite or 
verticillate (the lowest only alternate) and fascicled in the axils, narrowly 
linear, the margins sometimes revolute ; panicle loose and spreading, with 
smooth very slender capillary pedicels rarely 1/ long; involucres glabrous, 
very small, h" long, 4-cleft, 1-flowered with the rudiment of a second ; 
bractlets none ; calyx white, long, with a slightly pilose very short 
base, petaloid, the segments equal, cuneate-oblong, the outer obtuse or 
retuse, the inner truncate at the apex and more or less erose-tridentate ; 
ovary glabrous; achenium lenticular.-- CaUfornia, Western Nevada, (Ander- 
son ; Bloomer.) 
OxYTHECA^ DENDROiDEA, Nutt. T. G., I c, p. 190. Branches very 
numerous in a loose and spreading cyme ; leaves only mucronate, the radical 
ones lanceolate or linear-lanceolate, slightly hirsute, the cauline leaves 
' OXYTHECA, Ni Ti . luvolu. ir f. Nv-lIou ,.,vd. cup-sliaiKHl, 4-cleft, the lobes terminated by slender 
awns. Flowers, bractlets. rt.-, as in Ermjoniun. Acl.euium lenticular. Radicle long, accumbent to the 
orbicnlar cotyledons.-Divarieately niauy-braucbed annuals, loosely flowered, the slender branches 
sprinkled here and there with small pedicellate glands. T. & G., I, c. 
