Rhododendron boothii
Rhododendron boothii
R. boothii hos Lennart Karlsson fra drivhuset. Foto: Lennart Karlsson
R. boothii. Foto: Ole Jonny Larsen
R. boothii HECC. Foto: Richard Baines.
R. boothii hos Lennart Karlsson fra drivhuset, blomsterknop. Foto: Lennart Karlsson
R. boothii i Bremen Rhododendronpark. Foto: Hans Eiberg
R. boothii forårsløv. Foto: Richard Baines
R. boothii hos Lennart Karlsson fra drivhuset, calyx. Foto: Lennart Karlsson
R. boothii hos Lennart Karlsson fra drivhuset, hår på støvdragere. Foto: Lennart Karlsson
R. boothii stamme. Foto: Hans Eiberg
R. boothii (Boothia). Vokser bla. i NV Indien (Arunachal Pradesh). Ikke hårdfør i Danmark.
Flora of China
RBGE Herbarium; R. boothii
Flora of China:
Shrubs, evergreen, usually epiphytic, 1.5–2.5(–3) m tall; branchlets scaly, densely setose. Petiole 6–10 mm, scaly,
setose; leaf blade thick and leathery, ovate, narrowly ovate to ovate-elliptic, 7–13 × 3–7 cm; base rounded or
obtuse; margin ciliate; apex acuminate or acute; abaxial surface pale glaucous-green, scales ca. 1 × their own
diameter apart, unequal, dark brown; adaxial surface green, somewhat shiny, without scales, setose on midrib
and veins. Inflorescence (3–)7–10-flowered. Pedicel 1.3–2 cm, setose; calyx green; lobes (7–)10–15 mm, rounded,
ovate to oblong, persisting to enclose mature capsule, scaly, margin ciliate; corolla broadly campanulate,
bright yellow, sometimes spotted, ca. 3 cm, tube 15–17 mm, outer surface scaly, inner surface pilose,
lobes spreading, rounded; stamens 10, filaments pubescent towards base for 1/3–1/2 of their length;
ovary densely scaly; style stout, sharply bent, short, scaly at base. Capsule ovoid or ovoid-cylindric,
10–17 mm, scaly. Fl. Apr–May, fr. Jun–Jul.
Forests, scrub, rocks, sometimes epiphytic; 2000–2500 m. SE Xizang [NE India].
Naturhybrid?
R. boothii frøplante fra Arunachal Pradesh. Foto: Didier Willery
R. boothii? i RSBG. Griflen ser for lang og lige ud (hybrid?). Foto: Hans Eiberg