Trachymene rigida Buwalda

Species

Angiosperms > Apiales > Araliaceae > Trachymene

Characteristics

Perennial, entirely glabrous; branched caudex with rosettes from which sympodial leafy stems with terminal inflorescences and axillary few-leaved rosettes from which stems branched in the same mode. Stems procumbent, angulate, sulcate, at the nodes incrassate. Sheaths 1-3 mm long and broad with subulate thick coriaceous to 3 mm long appendages; petioles 2 by 0.1 cm, difficult to distinguish from the lamina; leaves with petiole 2-9 cm; lamina 4-7 mm broad, thick and stiff-coriaceous, narrow-cuneate-spathulate, apex with 1-5, mostly 3, obtuse, triangular teeth 3 by 1-2 mm; margin entire, subrecurved. Peduncles 5½-11 cm, ½-1½ mm thick, angulate, sulcate; involucres 10-12,5-10 by ½-1½ mm, lanceolate, acute or sub-obtuse; pedicels 20 or more, 2-4 mm, somewhat spreading, erect in fruit. Calyx teeth ¼-¾ mm, obtuse, persistent. Petals 1½-2 by 1 mm, oblong-ovate, inside white; styles 1½-2 mm. Mericarps to 3 by 2½ mm, dark violet or brownish.
Life form perennial
Growth form -
Growth support -
Foliage retention evergreen
Sexuality -
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

Open localities, 3000 m.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) 15 - 30
Germination temperacture (C°) 21
Germination luminosity dark
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Trachymene rigida world distribution map, present in Malaysia and Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:849739-1
WFO ID wfo-0000411481
COL ID 57RM6
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Trachymene rigida