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Common Woolly Sunflower

Eriophyllum lanatum var. grandiflorum (A. Gray) Jepson

Comprehensive Description

provided by North American Flora
Eriophyllum grandiflorum (A. Gray) Greene, PI. Franc. 443
1S97.
Bahia lanata Benth. PL Hartw. 317. 1849. Not B. lanata DC. 1836.
Bahia lanata grand i flora A. Gray, Bot. Calif. 1: 381. 1876.
Eriophyllum caespitosum grandiflorum A. Gray, Proc. Am. Acad. 19: 26. 1883.
? Eriophyllum speciosum Greene, Erythea 1: 149. 1893.
Eriophyllum lanatum grandiflorum Jepson, Fl. W. Middle Calif. 524. 1901.
A suffruticose perennial; stems several, 3-10 dm. high, white-tomentose, branched above; leaves lanceolate or oblanceolate to linear in outline, 3-10 cm. long, divided into linear or linear-lanceolate divisions or the uppermost entire, white-tomentose beneath, floecose above, revolute-margined; heads solitary at the ends of the branches; peduncles 1-3 dm. long; involucre hemispheric, fully 1 cm. high, 12-18 mm. broad; bracts 12-15, long-acute, with reflexed tips; ray-flowers as many; ligules golden-yellow, 12-15 mm. long, 4-6 mm. wide; disk-corollas 4 mm. long; tube densely glandular-hispid, shorter than the puberulent throat; achenes 4 mm. long, appressed-pubescent ; squamellae unequal, erose, the longer about 1 mm. long. (E. speciosum is apparently a smaller and more slender form.)
Type locality: Valley of the Sacramento, California. Distribution: Sacramento and San Joaquin Valleys, California.
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bibliographic citation
Per Axel Rydberg. 1915. (CARDUALES); CARDUACEAE; HELENIEAE, TAGETEAE. North American flora. vol 34(2). New York Botanical Garden, New York, NY
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