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Geum pusillum Petrie

Species

Angiosperms > Rosales > Rosaceae > Geum

Characteristics

Up to 1 dm. tall, with slender stock. Lvs radical, up to 2.5 cm. long, sparsely strigose, pinnate; terminal lflt c. 7 mm. long, suborbicular, crenate; lateral lflts c. 5 pairs, small. Scapes us. c. 5 cm. tall, with one or more minute bracts, or nude, pubescent. Fls solitary, minute; calyx-lobes ovate, bractlets minute; petals 5-6, white, about oblong. Receptacle elongate, villous; achenes glab., minute, obliquely obovoid-oblong; style minute, recurved.
More
Low-growing herb up to 3-(10) cm high at flowering, arising from slender stock. Basal lvs up to 25-(45) mm long, sparsely to moderately white-pilose, imparipinnate; lateral leaflets in up to 5-(7) pairs, small; terminal leaflet 3-10 mm long, crenate-dentate and sometimes obscurely 3-5-lobed; cauline lvs 1-2, reduced to minute bracts. Peduncle short. Fls mostly solitary, very rarely 2 per infl. Petals c. 1.5 mm long, white. Achenes glabrous.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1
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) 21 - 28
Germination temperacture (C°) 18 - 21
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Geum pusillum world distribution map, present in New Zealand

Identifiers

LSID urn:lsid:ipni.org:names:725337-1
WFO ID wfo-0001004221
COL ID 6KG73
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Geum pusillum
WorldFloraDB 2024