Romulea triflora N.E.Br.

Species

Angiosperms > Asparagales > Iridaceae > Romulea

Characteristics

Plants 50-200 mm high. Corm bell-shaped with flat base and pronounced circular basal rim, 5-10 mm diam., tunics woody, basal rim irregularly fringed, sometimes scalloped. Stem aerial and exserted up to 150 mm or rarely short and subterranean, sometimes extensively branched. Leaves 3 to 7, lower 2 basal, terete and narrowly 4-grooved, 0.5-1.0 mm diam., glabrous. Peduncles up to 7, hemiterete, spreading in fruit; outer bracts green with narrow, colourless or rarely brown-flecked membranous margins, 10-20 mm long, finely striate (4 or 5 veins/mm), inner bracts with narrow or wider, colourless or rarely brown-flecked membranous margins. Flowers golden-yellow or rarely white, sometimes with a dark median line or diffuse brown zone in throat, outer tepals sometimes greenish or brown on reverse; perianth tube funnel-shaped, 4-6 mm long; tepals oblanceolate to elliptic, 15-30 x 7-12 mm, often obtuse. Filaments 4-7 mm long, pilose in lower part, yellow; anthers 3-7 mm long, yellow. Style dividing shortly below to shortly above anther apices, branches divided. Capsules oblong, ± 10 mm long.
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Leaves filiform, glabrous, 0.5-1.0 mm diam., grooves narrow. Inner bract with wide, colourless or brown-edged membranous margins. Flowers bright golden yellow, sometimes with a diffuse brown zone in the throat, rarely white with a yellow cup. Perianth tube widely funnel-shaped. Filaments 4-5 mm long.
Cormous geophyte to 20 cm, corms symmetrical, bell-shaped, basal rim fibrous, stem usually branched above ground. Basal leaves usually 2. Flowers yellow, sometimes white, with yellow cup.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.2
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 7-9
Soil texture 4-6
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 -

Images

Romulea triflora unspecified picture

Distribution

Romulea triflora world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:440870-1
WFO ID wfo-0000785938
COL ID 4TB2W
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ixia crocea Romulea triflora Romulea filifolia Trichonema filifolium Ixia sublutea Romulea sublutea Romulea schlechteriana Bulbocodium subluteum Geissorhiza sublutea Crocus triflorus Ixia filifolia Bulbocodium filifolium