SOLIDAGO 



"COMPOSITE 303 



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

 hirsute appendages much longer than the stigmatic portion. Plains of 

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



C. Bloomeri Greene Eryth, iii, 115 Aj^opapous B oomeri Gny. A 

 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, vr spatulate-linear, mucronate, scarcely punctate, 1-2 inches 

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

 high } 0-25-flowered : bracts of the oblong cyiindraceous nvolucre 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 t or none, oblong, conspicu 

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

 achenes linear, finely pubescent. D A y ridges of the higher mountains of 

 British Columbia to alifornia and Nevada. 



C. resiiiosus Ericameria resinosu* Xutt. ^hrubby, H-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 sr me 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 SOLIDAGO Vaillant. (GOLOKN ROD) 



Peivimial herbs with mostly simple strict or virgute stems,ses- 

 sile alternate eauline leaves and sn^ill yellow fl wers in ample 

 terminal panicles. Heads few to many-ilowered, 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 teret 1 , niany-ribbecl. Pappus 

 simple, of numerous scabrous capillary bristles.* 



S. coiifertiflora DC. Prodr. v. 339. J^ems simple, leafy to the thyr- 

 sus, l-o 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 ti 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 Columbia to Oregon. 



S. hesperius S. hnmili* var nan <*ray. fctems 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 involucre oblong-linear : achenes pubescent. -On the highest 

 peaks of the Cascade and Rocky mountains. 



S. Tolmieaiia Gray iSyn. 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 thickish and veins very in- 

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

 with 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. 



