Parsonsia grandiflora D.J.Middleton

Species

Angiosperms > Gentianales > Apocynaceae > Parsonsia

Characteristics

Branchlets densely velutinous. Leaves opposite; blade subcoriaceous, ovate to elliptic, 8-17.5 by 4.6-14 cm, 1.6-2 times as long as wide, apex acuminate, base rounded to obtuse, tertiary venation laxly reticulate; brown velutinous above and beneath, 7 or 8 pairs of secondary veins, ascending, prominent beneath. Inflorescence of axillary cymes, 6.5-8 cm long; densely brown velutinous; peduncles 4-4.3 cm long; pedicels 7.8-8.2 mm long. Sepals ovate, 2.5-2.7 by 1.2-1.5 mm, 1.8-2.1 times as long as wide, apex acute, densely brown velutinous. Corolla yellow, buds cylindrical, apex acute, lobes slightly overlapping, open corolla cylindrical with lobes strongly reflexed; tube 10-10.5 mm long, 3.7-4.2 times as long as sepals, 2-2.5 times as long as lobes; lobes ovate, 4.5-4.7 by 2.5 mm; brown pubescent outside except at base of tube, sparsely pubescent all over inside and bearded at throat. Stamens inserted at c. 2.5 mm from corolla base which is c. 0.3 of tube length; filaments straight, sparsely shortly pubescent, c. 3.5 mm long; anthers narrowly triangular, tails narrow, with a boss on the back at the base, c. 5 by 1.1 mm, c. 4.5 times as long as wide. Disk of 5 fused lobes, each lobe with 3 small teeth, 3 mm long. Ovary c. 0.7 mm long; style c. 6.6 mm long; style head c. 2 mm long. Fruit unknown.
Life form perennial
Growth form shrub
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

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

Identifiers

LSID urn:lsid:ipni.org:names:995739-1
WFO ID wfo-0000264778
COL ID 4DTCZ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Parsonsia grandiflora