Toxicodendron is fibrous , or Muffin is membranous ( Latin: Toxicódendron trichócarpum ) - deciduous shrub , or tree species of the genus Toxicodendron ( Toxicodendron ) of the Anacardiaceae family .
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Toxicodendron trichocarpum ( Miq. ) Kuntze , 1891 | |||||||||||||||||||||||
Synonyms
Rhus trichocarpa Miq. - Sumy hairy
Mustard
Botanical Description
Hairy toxodendron is an erect shrub , or tree up to 6, rarely up to 8 m tall. Shoots are thick, light gray, with brown lentils , scattered red-haired.
Leaves
Leaves are unpaired, pinnate. Leaf blades 20-45 cm long with 5-8 pairs of lateral leaflets. Petioles 6-8 cm long, pubescent. Lateral leaflets 3.5-10 cm long and 2-4.5 cm wide, lower ones ovate, suspended, broadly wedge-shaped at the base. The upper ones are elliptical, pointedly pointed, tapered at the base, whole-edge, or on each side with 2-3 large smooth teeth. Scattered brown-haired. Apical leaf up to 10 cm long and 6 cm wide, pointed at the apex, narrow wedge-shaped at the base.
Flowers
It blooms in June.
Inflorescences are axillary complex brushes 15-30 cm long (along with the peduncle). Five-membered flowers are yellowish-green. Sepals 0.5-0.6 mm long triangular-oblong. Petals 1.5-2 mm long, reverse lanceolate.
Fruits
Fruits are 5-6 mm long, oblate-spherical. prickly-hairy, brown-green, single-seeded. Seeds with shallow longitudinal grooves.
Distribution and Ecology
Grows in the forests.
General distribution: Russian Far East , Japan-China region.
First described from Japan.
Economic Significance and Application
Notes
- ↑ For the conventionality of specifying the class of dicotyledons as a superior taxon for the plant group described in this article, see the APG Systems section of the Dicotyledonous article .
Literature
- Nedoluzhko V.A. Toxicodendron trichocarpum (Miq.) O.Kuntze - Hairy mustard // Vascular plants of the Soviet Far East: Plain-like, Horsetail, Fern-shaped, Gymnosperms, Angiosperms (Flowering): 8 t / hole. ed. S. S. Kharkevich . - SPb. : Science, 1995 .-- T. 7 / ed. volumes N. S. Pavlova. - S. 247. - 395 p. - 1560 copies. - ISBN 5-02-026590-X . - ISBN 5-02-026025-8 (v. 7).
Links
- Hairy-toxodendron : information on a taxon in the Plantarium project (identifier of plants and an illustrated atlas of species). (Retrieved September 6, 2012)