Aesculus assamica Griff.

Species

Angiosperms > Sapindales > Sapindaceae > Aesculus

Characteristics

Trees to 32 m tall, to 0.6 m d.b.h. Branchlets glabrous, subglabrous, or puberulent when young. Petiole 8-30 cm, glabrous, subglabrous, or puberulent; leaf blade 5-9-foliolate; petiolules 0.3-1.5 cm (leaflets rarely subsessile), glabrous, subglabrous, or sparsely puberulent and dark glandular when young; leaflet blades oblong-lanceolate to oblong-oblanceolate, rarely lanceolate to oblanceolate or narrowly so, (7-)12-35(-42) × (3-)5-18 cm, abaxially glabrous, or puberulent or pilose on veins when young, base cuneate or broadly so or rounded, margin crenulate to serrulate, apex acuminate to caudate; lateral veins in 17-30 pairs. Inflorescence pale yellow puberulent; peduncle 7-13 cm; thyrse cylindric, (22-)27-45 cm, 5-14 cm wide at base; branches 2-7 cm, 3-11-flowered; pedicels 3-7 mm. Flowers fragrant. Calyx 4-8 mm, abaxially gray or pale yellowish gray puberulent or finely gray velutinous. Petals 4, white or pale yellow, with purple or brown spots, sometimes orange toward base or claw reddish, unequal, 2 spatulate to oblong and 2 oblong-obovate or obovate, 13-22 × 3-7 mm, abaxially gray puberulent or velutinous. Stamens 5-7, 18-40 mm; filament glabrous; anther 1.5-3 mm. Style glabrous, subglabrous, sparsely puberulent, or tomentose. Capsule yellowish brown, ovoid to obovoid, subglobose, or depressed globose, 4.5-5 × 3-7.5 cm, dotted but smooth; pericarp 1.5-2 mm thick after drying. Seed usually 1, brown, globose, subglobose, or depressed globose, 3-7 cm in diam.; hilum white, occupying ca. 1/2 (rarely ca. 1/3) of seed. Fl. (Jan-)Feb-May, fr. Jun-Nov.
More
A tree. It grows 32 m tall. The trunk is 60 cm across. The leaves have 5-9 leaflets. These are 12-35 cm long by 5-18 cm wide. There can be teeth along the edge. The flowers are in groups of 3-11 flowers and they have a scent. The petals are white or yellow. The fruit is a capsule that is oval and 5 cm long by 3-8 cm wide. There is usually one seed.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality -
Pollination -
Spread -
Mature width (meter) 0.6
Mature height (meter) 32.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a tropical plant. It grows in limestone country. It is in wet forests and mixed or evergreen broad-leaved forests. It grows between 100-2,000 m above sea level in S China. In Yunnan.
Light 4-9
Soil humidity -
Soil texture -
Soil acidity 4-8
Soil nutriment -
Hardiness (USDA) 8-11

Usage

The young fruit are eaten.
Uses medicinal
Edible fruits
Therapeutic use Central nervous system depressants (aerial part), Ear diseases (leaf), Cardiovascular system (unspecified), Central nervous system diseases (unspecified), Diuretics (unspecified), Parasympatholytics (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Aesculus assamica unspecified picture

Distribution

Aesculus assamica world distribution map, present in Afghanistan, Bangladesh, Bhutan, China, India, Lao People's Democratic Republic, Myanmar, Saint Helena, Ascension and Tristan da Cunha, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:781579-1
WFO ID wfo-0000522240
COL ID 65BZV
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pavia punduana Pawia punduana Aesculus chuniana Aesculus polyneura Aesculus assamica Aesculus lantsangensis Aesculus megaphylla Aesculus punduana Aesculus rupicola Aesculus punduana Aesculus khassyana