Petrocosmea iodioides Hemsl.

Species

Angiosperms > Lamiales > Gesneriaceae > Petrocosmea

Characteristics

Petiole 2-6(-8) cm, matted hirsute; leaf blade ovate to nearly orbicular, 1.5-3.8(-4.9) X 1-4.5 cm, adaxially hirsute, abaxially velutinous, base cordate, margin denticulate to crenulate or serrate, apex broadly acute; lateral veins abaxially conspicuous. Cymes (1 or)2-4-flowered; peduncle 4-7.5 cm, pubescent; bracts linear, 2.5-4 mm. Pedicel 0.4-1.6 cm. Calyx actinomorphic, 5-sect from base; segments equal, narrowly lanceolate, 5-7 X 1-1.2 mm, outside villous. Corolla blue-purple, outside sparsely puberulent, inside glabrous; tube ca. 6.5 mm; adaxial lip ca. 3 mm, indistinctly 2-lobed; abaxial lip ca. 1.2 cm. Filaments 2.2-2.5 mm, puberulent; anthers ellipsoid, ca. 3 mm, beakless; staminodes 2. Pistil ca. 9 mm; ovary 2-2.5 mm, densely puberulent. Style glabrous. Capsule 7-11 mm. Fl. May, Nov, fr. Nov.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.1 - 0.5
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-6
Soil humidity -
Soil texture -
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 9-12

Usage

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

Cultivation

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

Distribution

Petrocosmea iodioides world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:382292-1
WFO ID wfo-0001065078
COL ID 6V6PQ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Petrocosmea iodioides