Acer calcaratum

SPECIES

1. KingdomPlantae
2. PhylumTracheophyta
3. ClassMagnoliopsida
4. OrderSapindales
5. FamilySapindaceae

Native toAssam, China South-Central, East Himalaya, Laos, Myanmar, Thailand, Vietnam, West Himalaya

Observations14

Trees small, to 7 m tall, andromonoecious, deciduous. Branchlets smooth, green and glabrous, greenish brown or olive-brown in second year; winter buds ovoid, 4-paired. Petioles 1.5-4.6 cm, glabrous; leaf blade abaxially light green, adaxially olive green, 6-15 × 5-21 cm, papery, deeply 3-lobed, base rounded, rarely subcordate, abaxially reticulate and glabrous except for axillary tufts of pale hairs; lobes triangular-ovate, margin entire, apex acuminate; main veins 3, developing from leaf base, main veins and veinlets distinct on both surfaces. Inflorescence corymbose, terminal on a 2-leaved branchlet. Sepals 5, purplish red. Petals 5, white. Stamens 8. Disk glabrous, extrastaminal. Styles 2. Samaras glabrous; nutlets brown, ovoid, ca. 5 × 7 mm, distinctly veined; wings spreading obtusely, wing including nutlet 4-6 × 1.4-1.7 cm, reddish when young, brownish when mature; pedicel 1.7-2 cm, glabrous. Fl. Nov-Jan, fr. Mar-Jul.

via GBIF · IUCN · Kew POWO

🔬Museum specimens

Specimen records

18

With media

17

Family

Sapindaceae

Collections

A, MO, CHRB, US, NY, MNHN

Recorded in

China, Thailand, Laos, Australia, Burma

Wikidata facts

Instance of

taxon

Parent taxon

Acer

Image

Acer calcaratum.jpg

via Wikidata · CC0