Angraecum humile Summerh.

Species

Angiosperms > Asparagales > Orchidaceae > Angraecum

Characteristics

A dwarf epiphyte with elongate, rarely branching stems 1–4 mm. long.. Roots fine, 0.5 mm. in diameter.. Leaves equitant, distichous, narrowly elliptic in side view, 6–7 mm. long, 2–3 mm. wide, light green.. Inflorescences 2–4-flowered, 2–3 mm. long; peduncle very short, less than 1 mm. long; rhachis fractiflex; bracts ovate, subacute, 0.3–0.5 mm. long.. Flowers greenish white; pedicel and ovary 3–4 mm. long.. Sepals elliptic-oblong, obtuse, 1.4–1.7 mm. long, 0.7–0.8 mm. wide.. Petals oblong-elliptic, obtuse, 1.3–1.4 mm. long, 0.7–0.8 mm. wide.. Lip concave, ovate, acute, 1.6–1.7 mm. long, 1.3–1.5 mm. wide.. Spur clavate, with a broad mouth, parallel to the ovary, 1.4–1.8 mm. long.. Column 0.3–0.4 mm. long; anther-cap pointed.
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Leaves distichous, not imbricate, 7–11 × 2.5–4 mm, bilaterally flattened, elliptic or ovate in side view, fleshy, grooved along the upper surface.
Sepals and petals 1.3–1.7 × 0.7–0.8 mm, elliptic-oblong, obtuse, the petals slightly shorter than the sepals.
Dwarf epiphytic herb, stem up to c. 3 cm tall; roots arising at base, slender, less than 1 mm in diameter.
Inflorescences arising along the stem, 3–5 mm long, zigzag, 2–5-flowered.
Spur 1.5–2 mm long, ± straight, obtuse, parallel to the ovary.
Lip 1.6–1.7 × 1.3–1.5 mm, ovate, acute, concave.
Pedicel and ovary c. 2.5 mm long.
Bracts 1.5 mm long, ovate.
Column 0.3–0.4 mm long.
Flowers white.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.03
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 -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

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

Angraecum humile world distribution map, present in Ethiopia, Kenya, Rwanda, Sudan, Tanzania, United Republic of, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:616183-1
WFO ID wfo-0000977593
COL ID 66QTL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Angraecum humile Lemurangis humilis