Calamus egregius Burret

Species

Angiosperms > Arecales > Arecaceae > Calamus

Characteristics

Stems clustered, climbing, to 50 m, 3-5 cm in diam. Leaf sheaths yellowish green with brown hairs, with scattered, brownish, flattened spines to 2 cm; ocreas to 10 cm, disintegrating; knees conspicuous; flagella absent; rachis to 1.5 m with to 20 lanceolate pinnae per side, these clustered in alternate groups of 2 or 3; middle pinnae 10-17 cm, 2-3 cm wide at mid-point, margins bristly; cirri to 1 m. Inflorescences to 1 m, not flagellate; inflorescence bracts tubular. Fruits brown, ovoid, to 2 × 1.6 cm, stalked, scales grooved.
More
A palm or rattan. The stems are in clusters. It is climbing and up to 50 m long. The leaf sheaths are yellowish green with brown hairs. There are flattened spines 2 cm long. The leaf stalk is 1.5 m long with 20 sword shaped leaflets on each side. They are clustered in alternate groups of 2 or 3. The fruit are brown and oval and 2 cm long by 1.6 cm wide.
Life form perennial
Growth form tree
Growth support climber
Foliage retention
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 45.0
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 below 1,000 m in Hainan.
More
Montane rain forest at elevations between 600-1,000 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses food material wood
Edible leaves 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 egregius world distribution map, present in China

Conservation status

Calamus egregius threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:665064-1
WFO ID wfo-0000755446
COL ID 696TR
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Calamus egregius