dcsimg

Rosa oligocarpa

Comprehensive Description

provided by North American Flora
Rosa oligocarpa Rydberg, sp. nov
A slender shrub; older stems chestnut-colored, armed with slender, straight, infrastipular prickles about 5 mm. long; young twigs yellowish-green; stipules adnate, rather broad, puberulent, entire or glandular-dentate, the free portion broadly lanceolate; leaflets mostly 5, oblanceolate, 2-3.5 cm. long, serrate with lanceolate teeth, entire at the cuneate base, puberulent on both sides or glabrate above; flowers mostly solitary; pedicels glandular-hispid; hypanthium smooth, ellipsoid, in fruit about 8 mm. long and 4 mm. broad; sepals lanceolate, caudateattenuate, tomentose within, puberulent and somewhat glandular without; styles few, slightly exserted.
Type collected in Goose Valley, Shasta County, California, 1912, Alice Eastwood 945 (herb. Arnold Arboretum).
license
cc-by-nc-sa-3.0
bibliographic citation
Per Axel Rydberg. 1918. ROSACEAE (conclusio). North American flora. vol 22(6). New York Botanical Garden, New York, NY
original
visit source
partner site
North American Flora