Helicia wollastonii Ridl.

Species

Angiosperms > Proteales > Proteaceae > Helicia

Characteristics

Tree or treelet? Branchlets terete, glabrous, shining. Leaves obovate-oblong or obovate, shortly subcuspidate-acuminate, acute or obtuse at the apex, cuneate and +-decurrent into the petiole, subcoriaceous or firmly chartaceous, glabrous, shining and brown or sordid-olivaceous above, rather dull and brown beneath when dry, entire, 12-17 by 5-7 cm; midrib distinctly raised on both faces, nerves 7-8 pairs curved upwards and manifestly joined together, deeply impressed above when dry, sharply prominent beneath, reticulations dense and finely prominent on both faces; petiole rather robust, 1-1.5 cm, narrow-winged nearly to the base, thickened and transversely rugose at the base. Racemes axillary, slender, laxly flowered nearly to the base, 10-15 cm, glabrous in all parts; rhachis striate, subterete, c. 1.2 mm diam. Bracts subulate, very minute. Pedicels slender, mostly in twos, connate at the base, 5-6 mm. Perianth light yellow, nigrescent when dry, 15-16 mm, tube 0.4-0.5 mm diam., limb ellipsoid 1.5 mm diam. Anthers c. 2 mm. Disk glands ovate to nearly rounded, rather fleshy, free, close. Ovary glabrous. Fruit ellipsoid, slightly wider below the middle, apiculate, ± attenuate at the base, 2.5 by 1.8 cm, pericarp 2 mm.
Life form -
Growth form tree
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Lowland rain-forest, 45 m. FL Oct.-Nov.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Helicia wollastonii world distribution map, present in Malaysia and Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:704521-1
WFO ID wfo-0000718034
COL ID 3K7LS
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helicia wollastonii