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Rosa woodsii subsp. puberulenta (Rydb.) W. H. Lewis & Ertter

Comprehensive Description ( anglais )

fourni par North American Flora
Rosa puberulenta Rydb. Fl. Rocky Mts. 443. 1917
Stem 1-2 m. high, brown, terete, slender, armed with slender, slightly curved prickles
about 5 mm. long; young shoots bristly; floral branches 1-2 dm. long, often unarmed; stipules
adnate, the lower narrow, the upper dilated, entire or slightly toothed, finely puberulent;
petiole and rachis puberulent, unarmed; leaflets 5-7, or on the new shoots sometimes 9, broadly
oval, light-green, glabrous above, finely puberulent beneath, coarsely serrate, not glandular,
2-4 cm. long; flowers in 1-4-flowered corymbs; pedicels glabrous, 1-3 cm. long; hj'panthium
glabrous, globose, in fruit 12-13 mm. thick; sepals lanceolate, caudate-attenuate, 1.5-2 cm.
long, tomentose on the margins, puberulent on the back, in fruit erect and persistent; petals
about 2 cm. long, rose-colored; styles persistent, distinct, not exserted; achenes inserted both
in the bottom and on the sides of the hypanthium.
Type locality: Montezuma Canyon, east of Montieello, Utah. Distribution: Utah and Idaho to California and Washington.
licence
cc-by-nc-sa-3.0
citation bibliographique
Per Axel Rydberg. 1918. ROSACEAE (conclusio). North American flora. vol 22(6). New York Botanical Garden, New York, NY
original
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North American Flora