Tridactyle nigrescens Summerh.

Species

Angiosperms > Asparagales > Orchidaceae > Tridactyle

Characteristics

An epiphyte or lithophyte, with stems 13–30 cm. long, 1–1.5 mm. in diameter.. Roots 1–1.5 mm. in diameter, smooth.. Leaves drying black, fleshy-coriaceous, conduplicate, reflexed or spreading, linear, unequally acutely bilobed at the apex, 3–6.5 cm. long, 1–2.5 mm. wide, articulated to 1 cm. long sheaths.. Inflorescences 5–6 mm. long, 2–3-flowered; peduncle 1 mm. long; bracts ovate, amplexicaul, 0.5 mm. long.. Flowers pale lime-green or dull yellow-orange, sweetly scented; pedicel and ovary 2.5–3 mm. long, sparsely lepidote.. Dorsal sepal elliptic, obtuse, 3–3.5 mm. long, 1.6–2.1 mm. wide; lateral sepals oblong-ovate, obtuse, 3–3.5 mm. long, 1.7–2.3 mm. wide.. Petals lanceolate, acute, 2.7–3.8 mm. long, 1–1.3 mm. wide.. Lip 3-lobed at the apex, auriculate at the base, 2.6–4 mm. long, 2–2.2 mm. wide; side lobes longer than the mid-lobe, 3-lacerate at the apex; mid-lobe triangular.. Spur pendent, slightly inflated in middle, 6–7.5 mm. long.. Column 1–1.3 mm. long.
Life form perennial
Growth form herb
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Sexuality hermaphrodite
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Spread -
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Flower color
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Nitrogen fixer -
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Environment

Light -
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Hardiness (USDA) 9-12

Usage

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

Cultivation

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Distribution

Tridactyle nigrescens world distribution map, present in Kenya, Tanzania, United Republic of, and Uganda

Identifiers

LSID urn:lsid:ipni.org:names:660760-1
WFO ID wfo-0000328107
COL ID 58NL4
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Tridactyle nigrescens