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Corybas albipurpureus

Corybas albipurpureus

Corybas albipurpureus P.Royen, Phanerog. Monogr. 16 (1983) 70, fig. 15

Type: NGF (Millar) 23171 (holo L; iso BISH, LAE)


  • Calcearia albipurpurea (P.Royen) M.A.Clem. & D.L.Jones, Orchadian 13 (2002) 443

Small, 3-8 cm high terrestrial. Tuber globose or ovoid, 0.4-0.7 by 0.3-0.4 cm. Stem 1.4-6 cm high, 3-winged, glabrous. Cataphyll tubular-funnel-shaped, 0.45-0.5 cm long, acuminate, glabrous. Leaves narrowly cordate-ovate, 1.3-2.1 by 0.8-1.2 cm, subulate-apiculate, at the base cordate, mid-rib sunken above, prominent below mainly in the basal part, basal nerves 3 on either side of mid-rib, only the innermost reaching apical part of the leaf-blade, cross-veins 4 or 5 on either side of the mid-rib, connate to innermost basal nerve, venation sparse, widely reticulate, margin wavy; pellucid lenticels none. Pedicel 0.1 cm long, glabrous. Floral bract lanceolate-linear, 0.45-0.5 cm long, subulate in apical part, narrowed at the base, margin wavy, glabrous. Ovary 3-sided, slightly obliquely cylindrical, 0.25-0.3 cm long, 6-ribbed, glabrous. Median sepal from an erect, 0.8-1 cm long, narrowly conoid, boat-shaped claw slightly curving into a hooded 0.7-0.9 by 0.7-0.9 cm large apical part, mucronate, sparsely dentate near tip only, 3-nerved at the base, 5-nerved on hood, glabrous. Lateral sepals linear, subulate at tip, 2.3 cm long. Petals linear, subulate at tip, 1.6 cm long. Lip from a funnel-shaped 0.5-0.8 cm long basal part gradually widening into an only slightly curved blade, the blade when spread 0.4-0.6 by 0.4-0.6 cm, margin sparsely coarsely fimbriate, 3-nerved at the base, 10-12-nerved along the margin, on inside between throat and margin with a band of hispid papillae; spurs conoid, 0.1 cm long. Capsule not seen. (After Van Royen, 1983).

Flowers white on outside, wine red on inside.

Terrestrial in upper montane forest. Altitude 2710-2987 m.

Malesia (New Guinea, endemic).

Papua New Guinea. See map

distribution in New Guinea

Cool growing terrestrial.


  • Family Orchidaceae
  • Subfamily Orchidoideae
  • Tribe Diurideae
  • Subtribe Acianthinae
  • Genus Corybas
  • Species Corybas albipurpureus

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Corybas albipurpureus

Corybas albipurpureus P.Royen, draughtsperson not known, possibly Pieter van Royen, in Phanerog. Monogr. 16 (1983) 70, fig. 15

Corybas albipurpureus

overview picture

Corybas albipurpureus

Corybas albipurpureus P.Royen, herbarium sheet, Millar NGF 23171b, holotype specimen (L)