298 BOTANY. 
ole, very obtuse or sometimes aciitisli, mostly acute at base ; flowers perfect, 
mostly in pairs, axillary or terminal on short branches, sessile ; sepals nearly 
1" long, rigid, lanceolate, obtusish, pubescent at the apex, four times longer 
than the bracts ; the united base of the stamens as long as the ovary ; stam- 
inodia very small or wanting ; stigma capitate ; utricle twice longer than the 
calyx, subcompressed, glabrous. — New Mexico, Arizona, Sonora ; Southern 
Utah, (Palmer, 1870.) 
PARONYCHIEiE. 
Paronychia pulvinata, Gray. Proc. Acad. PhiL, Mar. 1863, i?. 58. 
Matted-Cffispitose from a woody root, nearly glabrous; stipules silvery, 
broadly ovate, entire, pointless ; leaves thick, oblong, obtuse, ciholate-scab- 
rous upon the margin and somewhat minutely glandular-pubescent, equaling 
the stipules and with them densely covering the short stems ; flower solitary, 
termhial, sessile; sepals oval, broadly scarious, awned a little below the 
somewhat arched apex. — Alpine, forming dense cusliion-hke tufts, occasion- 
ally sending out short nearly naked pubescent stems ; stipules 2" long, the 
uppermost somewhat acute but blunt; leaves 2i-3" long and 1" wide, 
bright-green and nerveless ; flowers immersed among the leaves ; stamino- 
dia .5, similar to the fertile filaments ; ovary glabrous, tapering into the rather 
short style. Rocky Mountains of Colorado. Uinta Mountains, Utah, above 
the head of Bear River; 12,000 feet altitude; August. (1,006.) 
POLYGONACEiE.^ 
Eriogonum^ c.5:spitosum, Nutt. T. 4* G., I. c, p. 157. (§ Umbellata. 
See Appendix, under Eriogonece.) Matted-csespitose ; leaves 3-6" long, 
mostly rosulate on the prostrate branches of the caudex, spatulate, hoary- 
tomentose on both sides, the margins more or less revolute ; scape leafless, 
1-3' high ; involucre solitary, naked, deeply 6-8-cleft, the lobes narrow, 
spreading and at length reflexed ; calyx 2-3" long, yellow or tinged with 
purple, slightly silky-villous, shortly contracted at base, segments oval, the 
'We are indebted to Dr. Asa Gray for tlie determinations in the Suborder Eriogonece, as well as for 
the specific descriptions, which are drawn from the recent " Revision of the Eriogone*/' by Drs. Torrey 
and Gray, in the Proceedings of the American Academy, Vol. YIII, pp. 14&-200. 
2ERIOGONUM, Miciix. Involucre many-flowered, (seldom few-, very rarely 1-flowered,) cam- 
pannlate, top-shaped, or cylindric, usually 5-8-toothed or lobed, pointless. Flowers jointed apon their 
pedicels, which are more or less esserted from the involucre in flower ; bractlets usually very delicate or 
very narrow. Calyx 6-parted or deeply 6-cleft. Stamens 9. Achenium triangular, or in a few species 
:^wiugod. — North American herbs or uudershrubs, mostly west of the Mississippi. T. & G., I. c. 
