Rhododendron tutcherae var. glabrifolium
Rhododendron tutcherae var. glabrifolium
R. tutcherae var. glabrifolium i N. Vietnam. Foto: Richard Baines
R. tutcherae var. glabrifolium i N. Vietnam. Foto: Richard Baines
R. tutcherae var. glabrifolium i N. Vietnam, stamme. Foto: Richard Baines
R. tutcherae var. glabrifolium herbarieark fra http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:333524-1.
R. tutcherae var. glabrifolium (Choniastrum). Buske eller små træer, op til 15 m med duftende rør-, tragt- formede blomster (marts-april).
Kun i N.Vietnam.
Hans Eiberg
RBGE Herbarium; R. tutcherae
www.plantsoftheworldonline.org Herbarium; R. tutcherae
Flora of China:
Trees, up to 15 m tall; branches slender, sparsely setose and pubescent when young, shortly setose or glabrescent when mature.
Petiole stout, ca. 10 mm, sparsely setose; leaf blade thickly leathery, narrowly oblanceolate or oblong-lanceolate,
8–13 × 1.8–3 cm; base cuneate or broadly cuneate; margin slightly revolute; apex shortly caudate-acuminate; abaxial
surface entirely glabrous or sparsely short-setose; midrib and lateral veins impressed above, prominent below.
Inflorescence subapical, 1–3-flowered, rachis ca. 4 mm, puberulent. Pedicel 1.5–2 cm, sparsely reddish setose or
glabrous; calyx shallowly lobed, small; corolla narrowly funnelform, cherry-red, 3–4.5 cm, tube subcylindrical,
ca. 10 mm; lobes spreading, elliptic, ca. 2.5 cm, apex obtuse or rounded; stamens 10, unequal, slightly shorter
than corolla, filaments puberulent below; ovary cylindric, truncate at apex ca. 9 mm, glabrous or upper part
coarsely appressed-puberulent; style glabrous. Capsule cylindric, apex truncate, 30–40 × 5–6 mm. Fl. Mar–Apr, fr. Sep–Nov.
Evergreen broad-leaved forests, subalpine forests, woods; 1200–2000 m. S Yunnan [N Vietnam].
The label of the type specimen describes the corolla as violet.
1 Abaxial leaf surface glabrous. 483c var. glabrifolium
+ Abaxial leaf surface sparsely short-setose. (2)
2 (1) Ovary coarsely puberulent; pedicel sparsely setose or glabrous. 483a var. tutcherae
+ Ovary and pedicels glabrous. 483b var. gymnocarpum