soLiDAGO t;OM POSIT iK 303 



flowers 8-9 as long as the rays; branches of the style linear-subulate, the 

 hirsute appendages much longer than the stigraatic portion. Plains o£ 

 the higher mountains, Washington to Nevada, Idaho and Utah. 



Ct Bloomeri Greene Eryth, iii, 115 Ariiopappus B oomeri Gr <y. V 

 shrub 1-2 feet high with numerous slender virgate branches, glabrous, 

 more or less glutinous, leafy to the top : leaves narrowly linear with taper- 

 ing base, I'r spatulate-linear, mucronate, scarcely punctate, 1-2 inches 

 long: heads narrowly panicled or oorymbed, leafy- bracted, 8-10 lines 

 high. J 0-25-flowered : bracts of the oblong cylindraceous nvohicre imbri- 

 cated in 3 or 4 ranks, chartaceo-coriaceous ith a greenish midrib and 

 scarious margins, the inner linear-oblong, thinner and villous-ciliate, ob- 

 tuse, a little shorter than the disk; the outer shorter and abruptly tipped 

 with a subulate foliaceous appendage: rays 1-i or none, oblong, conspicii 

 ously exserted: atyle-appendages subulate- filiform, much exserted : 

 achenes linear, finely pubescent. Diy ridges of the higher mountains of 

 British Columbia to-i alifornia and Nevada. 



C. resinosns Ericameria reainosus NuU. ^hrubby, ti-8 inches high, 

 very much branched, glabrous, becoming very glutinous, leafy : leaves 

 filiform-linear, about an inch long, acute, tapering to the base, mostly 

 with some very short ones fascicled in their axils: heads loosely corym- 

 bose, 5 lines high. 8-12 flowered : bracts of the involucre lanceolate, acute: 

 achenes hirsute when young. On shelving rocks in the Blue Mountains 

 of Oregon. 



11 SOLID .^ GO Vaillant. (golden rud) 



Perennial herbs witli mostly simple strict or virgnte stems,ses- 

 sile alternate cauline leaves and smnll yrllow fi wers in ample 

 terminal panicles. Heads few to many- Howered, mostly radiate ; 

 disk-flowers tubular, perfect. Bracts of the involucre imbri- 

 cated, appressed, destitute of foliaceous or herbaceous tips. 

 Receptacle narrow mostly alveolate. Appendages of the style 

 lanceolate. Achenes somewhat terete, many- ribbed. Pappus 

 simple, of numerous scabrous capillary bristles. 



S. confertiflora DC Prcdr. v. 339. :^tems simple, leafy to the thyr- 

 sus, 1-3 feet high, glabrous, angular above: leaves oval-lanceolate, or ob- 

 long-lanceolat , serrate at the apex, entire below, the lower 3-4 inches 

 long by Vi lines broad, the radical attenuated into long petioles : upper part 

 of the stem and infloresence resinous : heads numerous, in an elongated 

 com onnd thyrsus, 8-15-flowered : bracts of the involucre linear, erect: 

 rays few and small On gravelly plains British Coluinbia to Oregon. 



S. hesperius S. humilu var nan" <ir<iy. Stems erect. 2-10 inches 

 high, leafy to the inflorescence ; leaves spatulate to obovate, 1-2 inches long: 

 heads few in a close glomerule or more numerous in a spiciform thyrsus: 

 bracts of the involucrs oblong-linear: achenes pubescent. On the highest 

 peaks of the Cascade and Ebcky mountains. 



S. Tolmieana Gray Syn. Fl. i pt. ii 151. Low, a foot or less high, 

 leafy up to the short and rather broad inflorescence of spiciform some- 

 what corymbosely disposed clusters : leaves thiokish and veins very in- 

 conspicuous, linear or lanceolate (2 or^ three inches long), entire, rarely 

 \vith some minute serratures, the margins usually scabrous-ciliate, glab- 

 rous and smooth: heads about I lines high crowded in thyrsoid inflorescence, 

 not secund : involucral bracts lanceolate acutish, thin : rays rather small 

 8-15: achenes pubescent. Oregon and Washington to Idaho. 



