Primula obsessa W.W.Sm.

Species

Angiosperms > Ericales > Primulaceae > Primula

Characteristics

Herbs perennial, efarinose. Leaves not yet fully developed at anthesis, indistinctly petiolate, ovate to oblong, 1.5--2 X 0.3--0.6 mm, glabrous or sparsely minutely glandular, base attenuate, margin denticulate, apex obtuse. Scapes glabrous, 4--5 cm; umbels 3--10-flowered; bracts lanceolate to subulate, 3--5 mm, base slightly gibbous, apex acuminate. Pedicel 5--8 mm. Flowers heterostylous. Calyx narrowly campanulate 5--5.5 mm, parted to near middle; lobes ovate-oblong to oblong, rounded to obtuse at apex. Corolla rose-purple; tube 4.2--4.8 mm; limb 5--8 mm wide; lobes obovate, deeply emarginate. Pin flowers: stamens ca. 2.3 mm above base of corolla tube; style ca. as long as tube. Thrum flowers: stamens ca. 3 mm above base of corolla tube; style ca. 1 mm. Capsule unknown.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
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 -
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Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) 14 - 28
Germination temperacture (C°) 20
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Primula obsessa world distribution map, present in China

Identifiers

LSID -
WFO ID wfo-0001106237
COL ID 4MD7D
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Primula obsessa