Rhamnus formosana Matsum.

Species

Angiosperms > Rosales > Rhamnaceae > Rhamnus

Characteristics

Shrubs ± scandent, dioecious, to 10 m tall, unarmed. Branchlets brown, with numerous tuberculate lenticels, puberulent. Petiole 0.8-2 mm, densely yellow-brown puberulent; leaf blade abaxially pale green, adaxially yellow-green, shiny, oblong or oblong-elliptic, 5-13 × 2-6 cm, papery, abaxially sparsely puberulent on veins and vein axils, adaxially glabrous, lateral veins 5-8 pairs, prominent abaxially, slightly impressed adaxially, base subrounded, margin obtusely serrate, apex acuminate. Flowers unisexual, 5-merous, 2-6 in axillary, bracteate, cymose racemes; bracts leaflike, ovate, to 5 cm. Pedicels 1-2 mm, puberulent. Sepals lanceolate, ca. 2 mm, adaxially medially keeled, apex acute. Petals spatulate-emarginate, ca. 1 mm. Disk thin, lining calyx tube. Male flowers with very small stamens. Female flowers: ovary globose, 3-loculed; style ca. 1.5 × as long as ovary, 3-fid or cleft to half. Drupe dark red, turning black at maturity, globose or obovoid-globose, 3-4 mm in diam., with persistent calyx tube at base, with 3 stones; fruiting pedicel 3-4 mm. Seeds oblong-ovoid, abaxially with margined furrow extending over 1/2 of length. Fl. Oct, fr. Nov-Dec.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 10.0
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Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
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Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
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Distribution

Rhamnus formosana world distribution map, present in China and Taiwan, Province of China

Identifiers

LSID urn:lsid:ipni.org:names:718337-1
WFO ID wfo-0001131416
COL ID 4S22Z
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rhamnus formosana