Spreading Avens

Sieversia radiata (Michx.) R. Br.; G. Don, Gen. Hist
2:528. 1832.
Geum radiatum Michx. Fl. Bor. Am. 1: 300. 1805.
Perennial, with a short woody rootstock; stem 2-5 dm. high, hirsute; basal leaves pinnate, but the lateral leaflets minute; petioles hirsute, 5-15 cm. long; terminal leaflets reniform with a narrow sinus, 5-10 cm. broad, sparingly short-hairy above, long-hirsute beneath, especially on the veins, obscurely lobed, sharply doubly dentate; lateral leaflets lanceolate, minute, less than 5 mm. long; stem-leaves sessile, obovate, rounded at the apex: inflorescence 1-5 -flowered, with short branches; hypanthium rounded-obconic, in fruit 4 mm. high and 6 mm. broad, viscid-puberulent and hirsute; bractlets linear or subulate, obtuse, 3-5 mm. long; sepals lance-ovate, acuminate, 8-10 mm. long; petals yellow, about 1 cm. long, broadly obcordate; styles in fruit fully 1 cm. long, plumose at the base only.
Type locality: High mountains of Carolina.
Distribution : Mountains of North Carolina and eastern Tennessee.