Cyrtanthus debilis Snijman

Species

Angiosperms > Asparagales > Amaryllidaceae > Cyrtanthus

Characteristics

Deciduous bulbous herb, 8-22 mm tall when flowering. Bulbs solitary, hypogeal, ovate to ellipsoidal, up to 20-30 mm long, 10-25 mm diam., with a slender neck up to 20 mm long; outer tunics brown and papery; inner tunics cream-coloured and fleshy. Leaves (2)3-5, linear, hysteranthous, sometimes 1 emerging at flowering, 7-180 x 1-2 mm, suberect to spreading, glabrous, three-angled in cross section with 1 median vein, dark green but reddish proximally. Inflorescence 1-2(-4)-flowered; scape erect, 35-140 x 2-4 mm, tapering distally, brownish green without a grey bloom, hollow; spathe valves 2, equitant, narrowly lanceolate, erect, 25-35 x 3-5 mm, maroon-pink, margins inrolled; bracteoles up to 4, filiform, up to 23 mm long; pedicels erect, 7-20 x 1 mm, brownish green. Flowers slightly spreading, 35-70 mm long, trumpet-shaped, rose-pink with darker pink on perigone tube, tepal sinuses in throat and median bands on tepals, unscented; tube slightly curved in proximal half, 18-48 mm long, 2 mm diam. at base, widening gradually and evenly to 8-15 mm at throat; tepals oblong-lanceolate, 18-30 x 6-10 mm, spreading regularly, usually 5-veined; outer whorl prominently mucronate, as wide or slightly wider than the inner; margins sometimes slightly undulate. Stamens biseriate, tightly clustered together against lower tepals; filaments 15-30 mm long, inserted ± midway up tube, upturned apically, white, outer whorl inserted 2-3 mm below the inner, inner whorl extended beyond the outer by up to 10 mm; anthers dorsifixed, ± 2 mm long, yellow. Ovary ellipsoidal, 5-8 x 2-4 mm, greenish; ovules axile, ± 16 per locule. Style clustered with stamens, extended beyond inner stamens by ± 5 mm; upturned apically, white; stigma 3-branched, up to 1.5 mm long, penicillate apically. Capsule narrowly ellipsoidal, 10-20 x 5-9 mm, 3-valved. Seeds black, flattened, irregularly angled, 5-6 x 3-1 mm.
More
Bulbous geophyte, 10-25 cm. Leaves ± 3, dry at flowering, linear. Flowers 1(-3), suberect, narrowly trumpet-shaped, pale to bright pink, with darker pink streaks leading into throat, stamens clustered against lower segment, style 3-branched.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.01 - 0.02
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 4-6
Soil texture 5-7
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 12 - 18
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Cyrtanthus debilis world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:1021555-1
WFO ID wfo-0000764909
COL ID 33L2Q
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Cyrtanthus debilis