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Acianthinae_species
Corybas mankiensis P. Royen
Nomenclature
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Subgenus: CorybasSection: Goodyeroides
SUMMARY
Plant: Small, up to 5 cm high terrestrial.
Tuber: ellipsoid, 5 by 3 mm.
Stem: 2.3 cm long, 3-ribbed, glabrous.
Cataphyll: tubular, 4.5 mm long, acute, 1-nerved, glabrous.
Leaves: dark green with pink and silver nervation, paler green along midrib; narrowly ovate, 2.6 by 1.4 cm, falcate-caudate, base cordate but cuneate at very base, midrib flat above, prominent below mainly in basal part, basal nerves 2 on either side of midrib, both pairs reaching tip of leaf, suprabasal nerves 6-9 on either side of midrib, branched, connected to the inner basal nerve, venation widely reticulate, margin slightly wavy; pellucid lenticelled along the margins only.
Pedicel: none.
Bract: linear, boatshaped, 10 by 1 mm, filiform in apical part, glabrous.
Ovary: falcate-claviform, 3 by 1 mm, 6-ribbed, glabrous.
Median sepal: pale brown and pink, darkening with age, narrowly obovate, boatshaped, 32 by 6 mm, caudate, curved but apical part pointed upward again, 3-nerved at base, 11-nerved on hood, midrib on outside crested along entire length, margin erose in apical part only.
Lateral sepals: pale brown and pink, linear, widened at base, boatshaped, about 47 cm long, filiform in apical part, sigmoid-porrect.
Lateral petals: pale brown and pink, linear, widened at base, boatshaped, about 47 cm long, filiform in apical part, sigmoid-porrect.
Lip: maroon with a large white boss in throat with faint pink marks on boss; from a 4 - 7 mm long, obliquely funnelshaped base abruptly curved downward and widened into an orbicular limb, 15 by 15 mm large, 3-nerved at base, many-nerved near margin, obtuse; margin crenulate-erose in apical half, subfimbriate at very tip
Boss: semiglobose; finely papillate, white with pink markings
Spurs: spreading sideward, conoid, 4 mm long.
Capsule: not seen.
Type: Howcroft 133 (LAE).
Distribution: Manki Mountains (Howcroft 133).
Ecology: In moss cushions in montane forest
Elevation: 1300 m