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FOC | Family List | FOC Vol. 14 | Ericaceae

16. Rhododendron subsect. Lanata D. F. Chamberlain, Notes Roy. Bot. Gard. Edinburgh. 37: 337. 1979.

黄钟杜鹃亚组 huang zhong du juan ya zu

Hu Linzhen (胡琳贞 Hu Ling-cheng); David F. Chamberlain

Shrubs or small trees; young shoots densely woolly-tomentose. Leaf blade leathery, elliptic to obovate; abaxial surface with dense 1-layered woolly indumentum, hairs straight or crispate dendroid-branched. Inflorescence terminal, lax or dense, 3–15-flowered, rachis 3–10 mm. Calyx minute, 5-lobed; corolla tubular-campanulate to open-campanulate, rarely saucer-shaped, 5-lobed, yellow, white to pink; stamens 10; ovary densely tomentose, rarely glandular (in R. circinnatum).

Four species: Bhutan, China, India, Sikkim; four species (two endemic) in China.

1 Corolla tubular-campanulate; ovary densely long glandular-hairy.   401 Rhododendron circinnatum
+ Corolla broadly campanulate or campanulate; ovary tomentose, eglandular.   (2)
2 (1) Corolla broadly campanulate, sulfur-yellow.   398 Rhododendron lanatum
+ Corolla campanulate, white to pink.   (3)
3 (2) Leaf lamina 2.2–6.2 cm; inflorescence 3–5-flowered.   399 Rhododendron tsariense
+ Leaf lamina 9–11 cm; inflorescence 10–15-flowered.   400 Rhododendron lanatoides

Lower Taxa


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