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FOC | Family List | FOC Vol. 14 | Ericaceae | Rhododendron

280c. Rhododendron selense subsp. jucundum (I. B. Balfour & W. W. Smith) D. F. Chamberlain, Notes Roy. Bot. Gard. Edinburgh. 36: 118. 1978.

粉背多变杜鹃 fen bei duo bian du juan

Rhododendron jucundum I. B. Balfour & W. W. Smith, Notes Roy. Bot. Gard. Edinburgh 9: 242. 1916; R. blandulum I. B. Balfour & W. W. Smith; ?R. hedythamnum I. B. Balfour & Forrest; R. selense var. jucundum (I. B. Balfour & W. W. Smith) T. L. Ming.

Young shoots, petioles, and pedicels with short glandular hairs or sessile glands. Leaf blade broadly elliptic, 5–7 × 3–4 cm; abaxial surface with obvious frosting. Pedicel with glandular hairs; calyx 2–5 mm. Fl. May, fr. Oct.

Abies forests, Rhododendron thickets; 3200–3600 m. W Yunnan.

The type of Rhododendron hedythamnum has calyx lobes quite well-developed and the leaves shorter than is usual in R. selense subsp. jucundum.


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