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Rosa woodsii subsp. manca (Greene) W. H. Lewis & Ertter

Comprehensive Description ( anglais )

fourni par North American Flora
Rosa manca Greene, Pittonia 4 : 11. 1899
Stem low, 2-10 dm. high, reddish-brown, terete, armed with rather few, curved prickles 3-5 mm. long and flattened at the base; stipules adnate, usually narrow, about 1.5 cm. long, glandular-denticulate on the margins; petiole and rachis more or less glandular; leaflets mostly 7, rarely 2 cm. long, oval or obovate, thin, more or less double-toothed with gland-tipped teeth, glabrous on both sides; flowers solitary, 1-3 cm. long, glabrous; hypanthium glabrous, globose, in fruit about 1 cm. thick; sepals ovate-lanceolate, caudate-attenuate, about 1.5 cm. long, glabrous or sparingly glandular, tomentose on the margins, often with lateral lobes, in fruit erect and persistent; petals rose-colored, 1.5-2 cm. long; styles persistent, distinct, not exserted; achenes inserted both in the bottom and on the sides of the hypanthium.
Type locality: West Mancos Canyon, Colorado. Distribution: Colorado, eastern Utah, and northeastern Arizona.
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citation bibliographique
Per Axel Rydberg. 1918. ROSACEAE (conclusio). North American flora. vol 22(6). New York Botanical Garden, New York, NY
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North American Flora