Rhododendrons Sikkim Himalaya 1.12 (1851)
Verified by:
Shrub or small tree, 0.6-3.5(-6)m; young shoots glabrous or sparsely glandular. Leaves orbicular to obovate or elliptic, 3—7.5(—11) x 2-5.5(—7.5)cm, 1.1-2 x as long as broad, apex rounded, minutely apiculate, base rounded to cordate, upper and lower surfaces glabrous, lower epidermis strongly glaucous-papillate, with some red stipitate glands; petioles 0.5-2.5(-3)cm, glabrous or sparsely glandular. Inflorescence 3-10-fIowered, dense; rhachis 5(-18)mm; pedicels 10-25mm, usually glabrous, occasionally glandular. Calyx 2-20mm, irregular to cupular, often coloured, usually glabrous. Corolla campanulate, fleshy, deep crimson, dark flecks usually absent, 35-50mm. Ovary glabrous or glandular; style glabrous. Capsule 1.5-2.5 x 0.5-1.2cm. ** * Rhododendron thomsonii * var. * lopsangianum * ** ** * Rhododendron thomsonii * var. * thomsonii * **
Chamberlain, D.F. (1982) A Revision of Rhododendron II. Subgenus Hymenanthes. Notes From the Royal Botanic Garden Edinburgh 39(2):419