Polygala didyma C.Y.Wu

Species

Angiosperms > Fabales > Polygalaceae > Polygala

Characteristics

Shrubs or small trees, ca. 4.5 m tall. Branchlets slender, pubescent. Petiole ca. 1 cm, pubescent, sulcate adaxially; leaf blade green, elliptic, (5-)10-16 × 4.5-6.5 cm, thinly papery, glabrous, except on veins on both surfaces, midvein raised abaxially, impressed adaxially, lateral veins 7 or 8 pairs, raised on both surfaces, anastomosing near margin, veinlets reticulate, slightly raised on both surfaces, base obtuse, margin entire, apex acuminate. Racemes extra-axillary, ca. 9 cm, slender, glabrous. Flowers yellow. Perianth not seen. Young fruit reniform, ca. 8 mm, ca. 1.3 cm in diam., glabrous, both ends depressed, base cordate, with disk, margin narrowly winged, apex retuse. Seeds not seen. Fl. and fr. Aug-Oct.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 4.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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) 30 - 60
Germination temperacture (C°) 15 - 18
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Polygala didyma world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:691355-1
WFO ID wfo-0001219768
COL ID 4L7FK
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Polygala didyma