Polyscias kikuyuensis Summerh.

Parasol tree (en)

Species

Angiosperms > Apiales > Araliaceae > Polyscias

Characteristics

A tree to 25 m. tall, often with an unbranched bole up to 12 m. tall and 1.2 m. diameter.. Leaves up to 55 cm. long, imparipinnate, less frequently paripinnate; leaflets (3–)4–5(–6) pairs, coriaceous, rarely chartaceous, lanceolate to narrowly ovate, very occasionally rotund, often straight-edged or oblique, up to 14.5 cm. long by 6.5 cm. wide (or larger in saplings), acute to acuminate, rarely emarginate, with a rounded to cordate (often subcordate) base, with the margins entire, often very narrowly inrolled, densely stellate-tomentose when young, later glabrescent to some extent, especially above where occasionally glabrous; petiolules of paired leaflets (0–)2–5(–14) mm. long.. Inflorescence-branches puberulous to tomentose; primaries up to 40 cm. long by 2.5–4.0 mm. diameter; secondaries up to 2.7 cm. long by 0.8–1.2 mm. diameter, both orders racemosely borne; tertiaries (pedicels) up to 9 mm. (commonly 2–5 mm.) long by 0.5–0.8 mm. diameter in umbellules.. Fruits flattened-ovoid,-ellipsoid,-cylindrical or ± spheroidal, 4.0–7.5 mm. long, ribbed, apart from the stylopodia and persistent styles densely (often interruptedly) covered with stellate hairs.. Fig. 4/8, p. 13.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 22.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Rain forests, often in valleys, at elevations from 1,750-2,750 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses environmental use fuel invertebrate food material medicinal wood
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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

Distribution

Polyscias kikuyuensis world distribution map, present in Kenya

Conservation status

Polyscias kikuyuensis threat status: Near Threatened

Identifiers

LSID urn:lsid:ipni.org:names:91780-1
WFO ID wfo-0000280080
COL ID 4LLT8
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Polyscias kikuyuensis