A very primitive species in the genus Acer.
Acer tonkinense
Famille:
Sapindaceae
Synonymes:
Acer kwangsiense
Classification
Trees and shrubs
Climat
Zone 8: from -12°C to -7°C
Couleur de feuille
- Yellow
- Orange
- Red
- Green
Couleur de fleur
- Yellow
Exposition
- Sunny
- Part shade
Taille
5 to 10m
GENERAL DESCRIPTION
- ORIGIN: Mixed forests; 300-1800 m. China (Guangxi, S Guizhou, SE Xizang, SE Yunnan), Myanmar, Thailand, N Vietnam.
- CLIMATE: Withstands -12°C.
- EXPOSUREHIBITION: A place in a somewhat sheltered area.
- SOIL: Good, well-drained garden soil.
- GROWTH :
- PATHOLOGY:
- PRUNING:
- USE:
- MERIT:
GENERAL PHYSIOLOGY
- DIMENSIONS: Can reach 8m to 10m in height.
- PORT: Shrubs, small or large trees.
- TRUNK:
- BARK: Grey-brown, is smooth.
- BRANCHES: Waxy white, hairless twigs, those of the current year purplish green, the older ones purple-brown or dark purple.
- NOTE: This species is only threatened in China.
PHYSIOLOGY OF LEAVES
- SHAPE: Its leaves measure between 10 and 15 cm. Palmate, elliptical, suborbicular or oblong.
- COLOUR: Green turns yellow-orange to red in autumn.
- NOTE: Deciduous leaves.
PHYSIOLOGY OF FLOWERS
- TIME: April-May
- FORM: Long, drooping inflorescences 10/15 cm long.
- COLOUR: Yellow.
- NOTE:
PHYSIOLOGY OF FRUIT
- SHAPE: Samaras 1.8-3.5 cm long by 0.6-1 cm wide, yellowish, hairless.
- COLOR:
- SEEDS :
- NOTE :
