CATALOGUE. 137 



vada. Foot-hilis and high canons of the East and West Humboldt Mount- 

 ains ; 6,500-8,500 feet altitude ; the more elevated station (East Humboldt 

 Mountains) furnishing dwarfed plants 8' high with smaller leaves ; Septem- 

 ber. (491.) 



Beickellia^ oblongifolia, Nutt. Viscidly puberulent; stems 6-12' 

 high, several from a suffrutescent base ; leaves numerous, alternate, sessile, 

 elliptical-oblong, entire, 3-nerved, 8-12" long ; heads large, solitary or few, 

 terminating short leafy branches ; involucral scales imbricated in 3 or 4 series, 

 outer ones ovate-oblong, inner ones lance-linear, acute; flowers about 30; 

 branches of the style somewhat exserted ; achenia minutely glandular or ob- 

 scurely setulose along the striae ; pappus slightly plumose, exceeding the invo- 

 lucre, but shorter than the corolla. — British Columbia (Lyall !) and Oregon. 

 An excellent figure is given on Plate IX of Torrey's unpublished report on 

 the Western North American botany of Wilkes's Expedition. Var. abbee- 

 yiATA, Gray MSS. A dwarfed form, 4-8' high, with oblong leaves, 5-6" 

 long ; heads solitary or very few ; achenia glandular only. — West Humboldt 

 Mountains ; 8,000 feet altitude ; September. Plate XV. Fig. 7. A single 

 stem ; natural size. Fig. 8. A leaf; enlarged two diameters. Fig. 9. A co- 

 rolla, expanded ; enlarged four diameters. Fig. 10. An achenium ; enlarged 

 eight diameters. (492.) 



Beickellia linifolia. Minutely glandular-puberulent ; stems very nu- 

 merous, 12-16' high from a stout woody base, corymbose at the summit; 

 leaves numerous, alternate, sessile, elliptical-lanceolate, entire, obscurely 

 3-nerved, 9-12" long; heads large, solitary on elongated somewhat leafy 

 branches ; involucre 40-50-flowered, the scales in 'several series, outer ones 

 ovate, inner ones linear, acute ; branches of the style club-shaped, exserted ; 

 achenia with a double row of minute bristles along the strise ; pappus ob- 

 scurely plumose. — Sandy bottoms of American Fork, Jordan Valley, Utah ; 

 July. Near the last, but a larger plant, with narrower leaves, and a setulose, 

 not glandular achenium. Plate XV. Fig. 1. A single stem ; natural size. 

 Fig. 2. A leaf; enlarged two diameters. Fig. 3. An achenium; and Fig. 4. 



' beickellia, Ell. Gray, in PI. WrigM., 1. 84. Heads 4-50-flowere(i. Involucre imlbricated, tlie 

 scales striated, outer ones shorter. Eeceptacle flat, naked. Flowers all tubular, tlie corolla white or 

 yellowish, cylindrical, scarcely expanded toward the summit, the teeth very short. Base of the style 

 bulbous and often villous. Achenia with ten strias, sometimes obscurely 5-angled. Pappus of scabrous 

 barbellate or slightly plumose bristles. — Perennial herbs or suffruticose plants, with opposite or alternate 

 leaves, and frequently the habit of Eupatorium. 



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