Calamus walkeri Hance

Species

Angiosperms > Arecales > Arecaceae > Calamus

Characteristics

Stems clustered, climbing, to 15 m, to 3 cm in diam. Leaf sheaths green with gray-brown hairs, with scattered, yellowish, black-tipped, flattened spines to 2.5 cm; ocreas densely bristly; knees present; flagella to 5 m; rachis to 1.5 m with to 40 linear-lanceolate pinnae per side, these regularly arranged; middle pinnae 30-50 cm, 1.5-2 cm wide at mid-point, adaxial veins and margins bristly; cirri absent. Inflorescences to 5.5 m, flagellate; inflorescence bracts tubular. Fruits yellowish, ovoid, to 1.2 × 1 cm.
More
A climbing palm or rattan. It grows in clumps. It climbs 15 m tall. The stems are 3 cm across. The leaf sheaths are green with grey-brown hairs. There are spines 2.5 cm long that are yellow with black tips. The leafy stalk is 1.5 m long with 40 narrow leaflets on each side. These are arranged regularly. The middle ones are 30-50 cm long and 2 cm wide. The fruit are oval and yellow. They are 1.2 cm long by 1 cm wide.
Life form perennial
Growth form -
Growth support climber
Foliage retention
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 13.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

A tropical plant. It grows in lowland rain forests.
More
Lowland rain forests.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible fruits leaves seeds shoots
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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

Distribution

Calamus walkeri world distribution map, present in China and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:665484-1
WFO ID wfo-0000761197
COL ID 5X6XB
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Palmijuncus walkeri Calamus tonkinensis Calamus walkeri Calamus faberi var. brevispicatus Calamus tonkinensis var. brevispicatus