Begonia laminariae Irmsch.

Species

Angiosperms > Cucurbitales > Begoniaceae > Begonia

Characteristics

Herbs. Rhizomes 8-13 mm in diam. Leaves basal; stipules not seen; petiole 35-50 cm, brown villous, more densely so on upper part; blade suborbicular or oblate-orbicular, slightly asymmetric, 18-35 × 19-35 cm, glabrous or subglabrous, venation palmate, 7-9-veined, base slightly cordate, margin remotely and irregularly serrulate, deeply divided to 2/3 of leaf length; lobes 7-9, apex acuminate or long caudate. Inflorescences glabrous or hairy; bracts ovate, glabrous, acuminate. Staminate flowers: tepals 4, glabrous, outer 2 orbicular, ca. 1.3 × 1.1 cm, inner 2 oblong, ca. 11 × 6-7 mm; stamens numerous. Pistillate flowers: tepals 5, glabrous, unequal, largest orbicular, ca. 1.5 × 1.3 cm, smallest obovate, ca. 14 × 8-9 mm; ovary glabrous, 2-loculed; placentae axile, bilamellate; styles 2, fused at base; stigmas 2-cleft, spiraled. Capsule nodding, ellipsoid to oblong, 18-20 × 8-10 mm, unequally 3-winged; abaxial wing ligulate or broadly oblong, 9-16 mm, apex rounded; lateral wings 2-6.5 mm. Fl. Jun, fr. Sep. 2n = 22*.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system rhizome
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) 6-10

Usage

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

Cultivation

Mode -
Germination duration (days) 15 - 60
Germination temperacture (C°) 21 - 26
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Begonia laminariae world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:104994-1
WFO ID wfo-0000824508
COL ID 87YRG
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR) Link

Synonyms

Begonia laminariae