Disa densiflora Bolus

Species

Angiosperms > Asparagales > Orchidaceae > Disa

Characteristics

Plants 75-195 mm tall; leaves linear-lanceolate, conduplicate, numerous, imbricate, 50-140 (-220) mm long. Inflorescences slender cylindrical, 29-180 mm long, usually longer than the leafy shoot; flowers numerous, imbricate; bracts as tall as or overtopping the flowers. Flowers with dull green petals and lip, and rusty-red to green sepals. Median sepal shallowly galeate, oblong, obtuse, 3-5 (-7) mm long; spur triangular in cross-section, constricted at the base, apex obtuse to refuse, (1-) 2-3 (-4) mm long; lateral sepals oblong-ovate, subobtuse to rounded, patent, 3-5 (-7) mm long. Petals narrowly oblong, subfalcate, 2.5-5 (-7) mm long, rounded to rarely acute. Lip pendent, narrowly oblong to oblanceolate, rounded, 2.5-5 (-7) mm long, apex fleshy. Anther c. 0.8 mm long; stigma horizontal; rostellum with a deep notch.
More
Terrestrial herb, geophyte, 0.08-0.35 m high. Leaves many, imbricate, linear-lanceolate, 50-140 mm long. Inflorescence slender, cylindrical, 29-180 mm long; bracts as tall as or overtopping the flowers. Flowers many, dull green petals, sepals rusty red. Sepals: median sepal shallowly galeate, oblong, obtuse, 3-5 mm long; spur triangular, constricted at base, 2-3 mm long; lateral sepals patent, oblong-ovate, subobtuse, 3-5 mm long. Petals narrowly oblong, rounded, 2.5-5.0 mm long. Lip pendent, narrowly oblong to oblanceolate, 2.5-5.0 mm long, apex fleshy. Anther pendent; stigma horizontal; rostellum with deep notch. Flowering time Sept.-Dec., mostly Oct.
Slender, tuberous geophyte to 20 cm. Leaves linear-lanceolate, imbricate. Flowers many in a dense, slender raceme, petals and lip dull green, sepals rusty red to green, spur constricted at base, 2-3 mm long, lateral sepals oblong-ovate, 3-5 mm long.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.08 - 0.27
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

Disa densiflora world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:630098-1
WFO ID wfo-0000944351
COL ID 36RYC
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Monadenia multiflora Monadenia auriculata Monadenia densiflora Disa densiflora Disa multiflora Disa auriculata