396 COMPOSITES hieracitjm 



+- +■ Stems more or less leafy: involucre 15-30-flowered, oblong- 

 campanulate, of rather numerous narrow and acute or acutish bracts : 

 flowers yellow: achenes not narrowed upward: pappus from sorded 

 to dull white. 



H. cynoglossoides Arvet. Gray Proc. Am. Acad, xix, 68. More or 

 less pubescent with somewhat hispid haiis, and the inflorescence glandu- 

 lar: stems 1-2 feet high, numerous from the crown of a perennial root, 

 leafy: leaves lanceolate, mostly acute, 2-6 inches long; the upper sessile 

 by a narrow base ; the lower narrowed to a winged petiole : heads few to 

 several in an open corymbose cyme: involucre 6-8 lines high: its linear 

 acute bracts and short peduncles rather densely hirsute with short black 

 hairs as well as glandular : achenes rather short. In open woods British 

 Columbia to California and the ftocky Mountains. 



H. amplum Greene Eryth. iii, 101. "Stoutish 2 or 3 feet high, amply 

 leafy up to the rather broad corymbose panicle, but no radical tuft of foli- 

 age: leaves oblong-spa tulate, acutish, entire, 4-6 inches long hirsute along 

 the margins, and with scattered appressed hairs on jboth faces : upper cau- 

 line leaves and branches of the inflorescence pale and glaucescent, seem- 

 ingly glabrous, but somewhat tomentose-puberulent under a lens: involu- 

 cres about 5 lines high, loosely calyculate the subequal bracts dark with 

 black setulose stout hairs otherwise glabrous : ligules yellow : achenes col- 

 umnar or eyen slightly widening to the summit : pappus white. On hill- 

 sides at 6000-7000 feet altitude Mount Adams, Washington, Suksdorf," 



H. barbigerum Greene Pitt, iii, 228. Stems slender, tufted, from deep 

 seated somewhat running rootstocks, 4-10 inches high, leafy only near the 

 base : leaves somewhat crowded but not rosulate, lanceolate to spat alate, 

 short petioles and leaf-margins hirsute with long spreading hairs which 

 extend more sparsely to both sides of the leaves and stem, the lower faces 

 of the leaves also tomentulose with branched hairs : heads 1-5, in a loose 

 cyme : involucre campanulate. about 6 lines high its linear bracts hirsute 

 and tomentulose like the leaves with also a few dark setulose hairs : pap- 

 pus nearly white. On grassy elopes of Ashland Butte, Oregon, to Lassen 

 county, California. 



H. cinereum. Cinereous with a minute white scurfy tomentum: 

 stems rather stout, 6-10 inches high, from stout creeping rootstocks form- 

 ing large patches leafy only toward the base : leaves lanceolate or narrow- 

 er, acute or acuminate, 3-4 inches long, sparsely denticulate narrowed be- 

 low to broad winged petioles ; sparsely hirsute with crisp hairs : heads sev- 

 eral to numerous in a close corymbose paniculate-cyme : involucre 5-6 lines 

 high, its linear principal bracts with broad scarious margins, the outer 

 and shorter ones subulate all sparsely or not at all hirsute: pappus sor- 

 ded. In open places near Table Rock, Clackamas county, Oregon. 



**"'+•. ■#+ Leaves all at the base of the loosely branching scape-like 

 stem : flowers yellow only 5-15 in the narrow and diffusely paniculate 

 heads : achenes slightly if at all tapering to the summit. 



H. Bolanderi Gray Proc. Am. Acad, vii, 265. Stem slender, 6-18 

 inches high, commonly solitary, glabrous: leaves nearly all in a radical 

 tuft, ovate to broadly lanceolate mostly obtuse, sparingly denticulate or 

 entire 2-3 inches long, tapering below to a winged petiole, pale and glau- 

 cous below, green and beset with bristles above : heads few to several in a 

 loose paniculate cyme : involucre narrow, 5-lines high, glabrous of 5-10 

 linear-lanceolate, very acute principal bracts and a few smaller ones at 

 their base : achenes fully as long as the pappus. 



H. Howellii Gray Bot. Gaz. xiii, 73. Stems 1-2 feet high, hoary with 

 close stellular pubescence, hirsute below : leaves spatulate to oblanceolate 

 entire or some of them sparingly dentate, 3-4 inches long, obtuse, tapering 



