Comprehensive Description
provided by North American Flora
Eriophyllum ternatum Greene, Pittonia 3 : 185 1897
Bahia lanala tenuifolia T. & G. Fl. N. Am. 2: 375. 1842. Not Bahia tenuifolia DC. 1836. Eriophyllum Cusickii Eastw. in herb.
A perennial, with a slender cespitose rootstock or decumbent sufTruticose base; stems 3-4 dm. high, slender, finely floccose, usually branched above; leaves whiteor yellowishtomentose beneath, loosely floccose and sometimes glabrate above, the lower oblanceolate in outline, with 3-7 short obtuse lobes; stem-leaves pinnatifid with narrowly linear divisions; heads solitary at the ends of the branches; peduncles 5-10 cm. long, slender; involucre hemispheric, 7-8 mm. high, 10-12 mm. broad; bracts about 10, acute; ray-flowers as many; ligules goldenyellow, about 8 mm. long and 4 mm. wide; disk-corollas 2.5-3 mm. long; tube densely glandular-hispid, shorter than the nearly glabrous throat; achenes glabrous, striate; squamellae small, obovate, 0.2-0.5 mm. long.
Type locality: Street of Ashland. Oregon. Distribution: British Columbia to northern California.
- bibliographic citation
- Per Axel Rydberg. 1915. (CARDUALES); CARDUACEAE; HELENIEAE, TAGETEAE. North American flora. vol 34(2). New York Botanical Garden, New York, NY