Geissorhiza umbrosa G.J.Lewis

Species

Angiosperms > Asparagales > Iridaceae > Geissorhiza

Characteristics

Plants 120-300 mm high. Corm globose, 3.5-6.0 mm diam., remains of older corms sometimes persisting below; tunics either membranous to soft papery and usually hardly accumulating, or composed of medium to fine netted fibres. Stem erect or inclined, simple (rarely 1-branched). Leaves 3, lower 2 basal, lowermost longest, second leaf shorter and sheathing lower part of stem for a short distance, linear (to subterete) to falcate, 1/3 to as long as stem, 1-2 mm wide, oblong in section, margins and main vein thickened, 2-grooved on each surface uppermost leaf inserted on lower 1/3 of stem, sheathing for at least 2/3 to almost entirely. Spike lax, 2-to 4(-10)-flowered; bracts 6-8(-10) mm long, green or becoming dry in upper half. Flowers actinomorphic, rotate, white, outer tepals often pink or reddish outside especially with age; perianth tube 2.5-4.0 mm long; tepals ± elliptic, 10-13 x 5-7 mm. Filaments erect, equal, 4-5 mm long; anthers 3-4 mm long, pale yellow. Style branching opposite upper 1/3 of anthers, branches ± 1.5 mm long. Capsules globose, 5-6 mm long.
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Cormous geophyte, 12-30 cm, tunics mostly fibrous. Leaves linear. Flowers white to cream-coloured.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.12 - 0.3
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 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
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 -

Distribution

Geissorhiza umbrosa world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:437182-1
WFO ID wfo-0000789075
COL ID 3FH2Z
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Geissorhiza umbrosa