Rhododendron microgynum Balf.f. & Forrest

Notes R.B.G. Edinb. 11: 99 (1919)

WFO ID: wfo-0001048713

IPNI ID: urn:lsid:ipni.org:names:332880-1

Verified by:

Description

Dwarf shrub, 0.6-1.6m; young shoots whitish-tomentose; perulae persistent or deciduous. Leaves elliptic, 5.5-7.5 x 1.5-2(-3)cm, 2.5-4 x as long as broad, apex apiculate, base ± cuneate to rounded, upper surface glabrous, lower surface with a dense, felted, cinnamon to buff rosulate indumentum; petioles c.0.7cm, glabrescent. Inflorescence 3-7-flowered; rhachis c.5mm; pedicels 10-20mm, floccose-tomentose and glandular. Calyx 2-10mm, lobes fleshy to chartaceous, sparsely hairy and glandular. Corolla ± fleshy, pale rose to deep crimson, sometimes with faint flecks, 30-35mm. Ovary brown-tomentose, glandular. Capsule 10-12 x c.5mm.

Distribution

China (NW Yunnan, SE Xizang)

Altitude

Habitat

Bouldery slopes, open pine forests

Nomenclatural History

R. perulatum Balfour f. & Forrest, ibid. 11: 106 (1919). Type: SE Xizang,

Tsarong, Dokar-la, Mekong/Salween divide, 11000ft, vii 1917, Forrest 14421 (holo. E; iso. K). R.

gymnocarpum [Balfour f. exj Tagg, Notes R.B.G. Edinb. 15: 315 (1927). Type: China, SE Xizang,

Tsarong, Ka-gwr-pw, Mekong/ Salween divide, 28°40’N, 14000ft, vii 1918, Forrest 16687 (holo. E).

Notes

References

Chamberlain, D.F. (1982) A Revision of Rhododendron II. Subgenus Hymenanthes. Notes From the Royal Botanic Garden Edinburgh 39(2):395