Geranium donianum Sweet

Species

Angiosperms > Geraniales > Geraniaceae > Geranium

Characteristics

Perennials. Rootstock ± horizontal, 1.4-4.1(-5.7) mm in diam., not tuberculate, with thickened roots along rootstock. Stem 8-20(-40) cm tall, erect, not rooting at nodes, with 0.2-0.6 mm retrorse to appressed nonglandular trichomes. Stipules lanceolate, distinct. Leaves opposite; petiole with 0.3-0.9 mm retrorse to appressed nonglandular trichomes; leaf blade 1.4-3.3 cm, palmately cleft, ratio of main sinus/middle segment length = 0.76-0.89, pilose with appressed nonglandular trichomes; segments 5, rhombic to obtriangular, 1.5-3 mm wide at base, 3-9-lobed in distal half, ratio of second sinus/middle segment length = 0.23-0.44. Cymules solitary, 2-flowered; peduncle (2.6-)3-10.3(-11) cm. Pedicel 1.2-4.7(-6.9) cm, with 0.2-0.6 mm retrorse to appressed nonglandular trichomes; bracteoles linear-lanceolate. Sepals (6.9-)7.5-9.6 mm, mucro (0.4-)0.6-1.2 mm, ratio of mucro/sepal length = 0.04-0.15, outside with 0.3-1.2 mm antrorse to patent nonglandular trichomes, inside almost glabrous. Petals deep purplish, (1.4-)1.5-2.3 cm, erect to patent, margin basally ciliate, apex emarginate with a 0.7-4.5 mm notch. Staminal filaments dark red distally but paler at base, lanceolate, abaxially pilose and proximal half ciliate, trichomes 0.4-0.8(-1.2) mm; anthers reddish, 2-2.9 mm. Nectaries 5, hemispheric, abaxially glabrous, apex with a tuft of trichomes. Stigma dark red. Fruit 2.2-2.6 cm, erect when immature; mericarps smooth, with a basal callus, with 0.4-0.6 mm erect to patent nonglandular trichomes; rostrum 1.6-1.9 cm, with a 2.7-4.1 mm narrowed apex; stigmatic remains 2.8-4.5 mm. Seeds 2.2-2.3 mm. Fl. Jul-Aug, fr. Aug-Sep.
Life form
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.08 - 0.2
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 -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 7-11

Usage

Uses medicinal
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 -

Images

Geranium donianum unspecified picture

Distribution

Geranium donianum world distribution map, present in Bhutan, China, India, and Nepal

Identifiers

LSID urn:lsid:ipni.org:names:372989-1
WFO ID wfo-0000700407
COL ID 6KDWC
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Geranium stapfianum Geranium stenorrhizum Geranium donianum Geranium forrestii Geranium multifidum