White Prairie Rose

Rosa foliolosa Nutt.; T. & G. Fl. N. Am. 1: 460. 1840
Stem low, 1.5-5 dm. high, rarely bristly, armed with short, straight but usually somewhat reflexed prickles 2-5 mm. long, or unarmed; branches 1-2 dm. long, erect; stipules adnate, usually narrow, glabrous or slightly pubescent, often somewhat glandular-dentate, 1-1.5 cm. long; petiole and rachis glabrous or nearly so, often sparingly bristly and glandularhispid; free portion of petiole very short; leaflets 5-11, usually 9, glabrous on both sides or slightly pubescent on the veins beneath, oblong or oblanceolate, usually acute at both ends, finely and densely serrate, shining above, the teeth rarely glandular-ciliate, 1-3 cm. long; flowers usually solitary; pedicels short, 2-10 mm. long, sparingly glandular-hispid; hypanthium subglobose, sparingly glandular or sometimes smooth, in fruit about 8 mm. broad; sepals glandular-hispid on the back; tomentose within, lanceolate, caudate-attenuate, about 1.5 cm. long, the outer usually with a few subulate lobes, after anthesis spreading and early deciduous; petals obcordate, about 2 cm. long; styles distinct, persistent, not exserted; achenes in the bottom of the hypanthium.
Type locality: Prairies of Arkansas. Distribution: Arkansas, Oklahoma, and Texas.