Tritonia drakensbergensis M.p.de Vos

Species

Angiosperms > Asparagales > Iridaceae > Tritonia

Characteristics

Plants 180-300 mm high. Corm subglobose, 10 mm diam.; tunics of fine-textured fibres. Stem erect, simple. Leaves 5 to 8, suberect, firm-textured, linear, (50-)70-180(-200) x 1.5-3.0(-4.0) mm, acute or acuminate, with raised main vein and strong submarginal vein ± 0.5 mm from each edge, not reaching base of spike, cauline leaves ± overlapping in lower 1/2 of stem, uppermost dry, clasping, bract-like. Spike inclined, ± 2-ranked, moderately dense, 2-to 7(8)-flowered; bracts dry and papery, pale translucent below, densely speckled and flecked with dark brown in above or at tips, often striate with brown veins, 7-11 mm long, obtuse or minutely ± 3-toothed to irregularly toothed, inner slightly shorter, bifid. Flowers slightly zygomorphic, bright red or pinkish red, lower tepals with small, spade-shaped yellow blotch outlined with red, smaller on laterals, and 3 small yellow spots on lower inside of tube, tepals not notably dark-veined, unscented; perianth tube widely funnel-shaped, 8-10 mm long, basal 2-3 mm narrow, curved outward, widening up to 8-10 mm diam. above; tepals subequal in length, oblong to obovate, (13-)15-20 mm long, obtuse, spreading, dorsal slightly wider, 8-10 mm wide, others 6-8 mm wide, lower each with a small triangular yellow callus at base 1.5 mm high. Filaments unilateral, arcuate, 9-12 mm long, shortly exserted; anthers 5-6 mm long, curved, apiculate, pink or yellow. Style dividing opposite or shortly beyond anther tips, branches ± 2.5 mm long.
More
Perennial herb, geophyte, 0.25-0.50 m high; stem simple, erect or slightly curved. Leaves linear, acuminate, erect, 1.5-4.0 mm wide. Bracts ± papery, golden-brown, outer tridentate, inner bidentate, pale towards base. Inflorescence a subsecund, lax spike; flowers red or pinkish scarlet, zygomorphic; perianth tube funnel-shaped; tepals subequal in length, dorsal widest, calli almost triangular. Stamens curved; anthers contiguous, curved. Style 14-18 mm long, at or above anther apex. Flowering time Jan.-Mar.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.22 - 0.4
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 4-9
Soil texture -
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

Tritonia drakensbergensis world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:903307-1
WFO ID wfo-0000786737
COL ID 59522
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Tritonia drakensbergensis