Hesperantha radiata Ker Gawl.

Species

Angiosperms > Asparagales > Iridaceae > Hesperantha

Characteristics

Plants (100-)200-500 mm high. Corm sometimes with collar of fibres around base, ± bell-shaped with flat, horizontal or oblique base, 7-14 mm diam.; tunics of dark brown overlapping layers, basal margin sometimes shortly toothed, outer layers splitting from base into segments often with fringed or acute edges. Stem usually erect, unbranched, sheathed at base by a dry membranous cataphyll. Leaves 5 or 6, lower 3 or 4 basal and longest, ± linear or falcate, often thicker in centre and somewhat succulent, reaching to between middle and near base of spike, 2.0-3.5 mm wide, uppermost 1 or 2 leaves often entirely sheathing and bract-like. Spike mostly 5-to 15-flowered, straight; bracts 10-15 mm long, sometimes overlapping the one above, outer with margins united around axis for at least half its length. Flowers nodding to half pendent, crepuscular, white, creamy white, dull yellow or sometimes brown, outer tepals red to purple outside, scented when open in late afternoon; perianth tube mostly 6-15 mm long, curved outward near apex; tepals 7-15(-17) x 2.5-5.0 mm. Stamens pendent; filaments 3-4 mm long; anthers 4.0-8.5 mm long, usually yellow; pollen yellow. Style branches mostly 5-11 mm long. Capsules ± cylindric, 10-18 mm long, apices exserted from bracts, splitting in upper 1/3. Seeds angular.
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Perennial herb, geophyte, 0.15-0.25 m high; corm symmetrical, ± campanulate, base oblique or flat, tunics imbricate, unbroken or notched below; stem erect, unbranched. Leaves 3 or 4, linear, erect, ± succulent, rarely falcate. Bracts imbricate in bud. Inflorescence a 6-15-flowered spike, straight, secund; flowers creamy white or greenish, usually with reddish brown to purple on reverse of outer tepals, recurved; perianth tube 10-18 mm long; tepals 7-15 mm long, slightly reflexed when fully open, ovate-lanceolate. Stamens up to 11 mm long; anthers usually pendent. Ovary 4-5 mm long. Flowering time Aug.-Dec. Capsule narrow, dehiscent in top 1/3.
Cormous geophyte, 200-400 mm tall, corm with oblique flat base. Leaves short, linear, fleshy, thickened in midline. Flowers several in a straight, secund spike, nodding, white to pale yellow, red to brown outside, open at night, then fragrant, perianth tube curving downward, tepals reflexed, bract margins united below around spike axis.
Cormous geophyte, up to 400 m high. Leaves with blade short, linear, fleshy. Flowers: nodding; in a 5-10-flowered spike; bract margins united around stem for ± half its length; perianth with tube curved, 8-15 mm long, slightly exceeding bracts, segments white to cream-coloured, red to brown on reverse; Nov.-Jan.
Cormous geophyte, 20-40 cm, corm obliquely flattened below. Leaves short, linear, fleshy. Flowers nodding, tube recurved, white to cream-coloured, red to brown on reverse, bract margins fused below around spike axis.
A herb. The leaves are soft and grass-like. They are 4 mm wide and have long sheaths. The flowering shoot is 90 cm tall. The flowers are well spaced. They are usually all turned to one side.
Cormous herb, up to 0.6 m high. Bract united round stem for ± half its length. Spike 6-15-flowered. Perianth tube curved, 10-18 mm long, slightly exceeding bracts.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a subtropical plant. It is rare in Swaziland.
Light -
Soil humidity 7-9
Soil texture 1-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-11

Usage

Uses medicinal
Edible roots
Therapeutic use Root (unspecified)
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

Hesperantha radiata world distribution map, present in Lesotho, eSwatini, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:438164-1
WFO ID wfo-0000782834
COL ID 6M3NH
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Hesperantha radiata Hesperantha caricina Hesperantha setacea Ixia radiata Ixia recurva Gladiolus recurvatus Hesperantha tenuifolia Gladiolus recurvus Hesperantha angustifolia

Lower taxons

Hesperantha radiata subsp. caricina Hesperantha radiata subsp. radiata