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Dendrobium curvimentum

Dendrobium curvimentum

Dendrobium curvimentum J.J.Sm., in L.S.Gibbs, Phytogeogr. Fl. Arfak Mountains. (1917) 117.

Type: Gibbs 5647 (holo BM).

A small epiphytic herb. Pseudobulbs slender-clavate, up to 19 by 0.5 cm, 5-noded below leaves, drying orange-yellow, 3-leaved at apex. Leaves suberect, coriaceous, lanceolate, acute, 5-6.5 by 1.2-1.6 cm, shortly petiolate. Inflorescence terminal or subterminal, erect or spreading, 7-8.5 cm long, up to about 15-flowered; bracts ovate, apiculate, 6 mm long. Flowers very small, about 6 mm long. Dorsal sepal concave, ovate, rounded at apex, 5.5 by 3.5 mm; lateral sepals concave, oblong-ovate, obtuse, 5.5 by 5 mm; mentum subglobose, 4 mm long. Petals falcate, linear-elliptic, minutely apiculate at rounded apex, 5 by 1.5 mm. Lip 3-lobed, 6 by 6.5 mm; side-lobes longer than midlobe , upcurved, falcately ovate; midlobe deeply emarginate, with a small mucro in the sinus; callus 3-lobed and dilated at apex, containing crystalline inclusions. Column 1.8 mm long; foot incurved, 3.5 mm long.
(after Cribb, 1983).


Flowers green.

Montane forest. Altitude 2200 to 2850 m.

New Guinea.

Papua (Vogelkop Peninsula

Map: Dendrobium curvimentum J.J.Sm., distribution map, redrawn from P. Cribb, Kew Bull. 38 (1983) 285, map 6.

Cool growing epiphyte.

December.

  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Dendrobieae
  • Genus Dendrobium
  • Section Latouria
  • Species Dendrobium curvimentum
  • Cribb, P.J. 1983. Kew Bull. 38: 297, map 6.

Dendrobium curvimentum J.J.Sm. has the smallest flowers of any species in section Latouria. It is similar to Dendrobium amphigenyum Ridl. and its flower is morphologically similar to that species but only half the size.


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Dendrobium curvimentum

Dendrobium curvimentum J.J.Sm., photo John Cara,flower, front view, cult John Cara, from PNG.

Dendrobium curvimentum

Dendrobium curvimentum J.J.Sm., photo John Cara, plant habit, cult John Cara, from PNG.

Dendrobium curvimentum

Dendrobium curvimentum J.J.Sm., photo John Cara, inflorescence, cult John Cara, from PNG.

Dendrobium curvimentum

Dendrobium curvimentum J.J.Sm., photo John Cara, flower bud, lateral view, cult John Cara, from PNG.

Dendrobium curvimentum

Dendrobium curvimentum J.J.Sm., photo John Cara, flower, lateral view, cult John Cara, from PNG

Dendrobium curvimentum

Dendrobium curvimentum J.J.Sm., drawing J.J. Smith, based on Gibbs 5647

Dendrobium curvimentum

Dendrobium curvimentum J.J.Sm., drawing J.J. Smith, based on Gibbs 5647

Dendrobium curvimentum

Dendrobium curvimentum J.J.Sm., habit, drawing Darmosoediro, based on Gibbs 5647