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Bulbophyllum alticola

Bulbophyllum alticola

Bulbophyllum alticola Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1912) 715

Type: Schlechter 18807 (holo B, lost)

Synonyms:

  • Hapalochilus alticola (Schltr.) Garay & W.Kittr., Bot. Mus. Leafl. 30 (1985) 186 (52)

Epiphyte, very small, 5-6 cm high. Rhizome short, creeping. Roots filiform, elongated, flexuose, glabrous. Pseudobulbs ovoid, not angular, smooth or shallowly longitudinal grooved, 0.7-1 by 0.3-0.5 cm below the middle; 1-leaved. Leaves erect, lanceolate-ligulate, subacute, glabrous, subcoriaceous, 2.5-4 by 0.4-0.6 cm at or below the middle; base slightly narrowed into a petiole. Inflorescence 1-flowered, basal, erect or suberect, filiform, glabrous, 1.5-2 cm high; with few small, clasping peduncle-scales. Floral bracts elliptic, apiculate, clasping, much shorter than the pedicellate ovary. Flower erect or suberect. Sepals reflexed, oblique, lanceolate-linear, subobtuse, glabrous, 2.1 cm long. Lateral sepals somewhat wider than the median one. Petals falcate, narrowly lanceolate, acuminate, glabrous, 0.38 cm long. Lip linear-ligulate, subacute, convex, glabrous, as long as the sepals; base minutely and obtusely concave-auriculate; underneath hollow. Column slender, curved; stelidia quadrangular, in front unequally denticulate; column-foot absent. Anther oblongoid-cucullate, apiculate, umbonate, glabrous. Pedicel and ovary very slender, glabrous, c. 2 cm long. (After Schlechter, 1911-1914)


Flower violet-pink; lip snow-white.

Epiphyte in montane forest; 2400-3100 m.

Malesia (New Guinea).

Papua New Guinea; see map

Distribution of Bulbophyllum alticola in New Guinea

Cool growing epiphyte.

February, April, August, November.

  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 233, fig. 883
  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Dendrobieae
  • Subtribe Bulbophyllinae
  • Genus Bulbophyllum
  • Section Codonosiphon
  • Species Bulbophyllum alticola

Bulbophyllum alticola Schltr. is similar to Bulbophyllum dolichoglottis Schltr. in flower morphology, but differs in the smooth or shallowly longitududinally grooved pseudobulbs (versus obtusely to sharply 4-(-5-)angled pseudobulbs)


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Bulbophyllum alticola

Overview picture of Bulbophyllum alticola Schltr.

Bulbophyllum alticola

Bulbophyllum alticola Schltr., plant habit, photo E.F. de Vogel, Leiden cult. 20010235 (de Vogel & Vogel), from Papua New Guinea, Morobe Prov.

Bulbophyllum alticola

Bulbophyllum alticola Schltr., flower detail, column and lip, lateral view, lateral sepal and petal removed, photo E.F. de Vogel, Leiden cult. 20010235 (de Vogel & Vogel), from Papua New Guinea, Morobe Prov.

Bulbophyllum alticola

Bulbophyllum alticola Schltr., flower detail, oblique lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 130

Bulbophyllum alticola

Bulbophyllum alticola Schltr., plant habit, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 130

Bulbophyllum alticola

Bulbophyllum alticola Schltr., flower detail, centre of flower, oblique lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 965

Bulbophyllum alticola

Bulbophyllum alticola Schltr., flower detail, column and base of lip, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 130

Bulbophyllum alticola

Bulbophyllum alticola Schltr., flower detail, centre of flower, oblique lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 665

Bulbophyllum alticola

Bulbophyllum alticola Schltr., plant habit, photo John Cara, in situ in Papua New Guinea, Tomba Pass.

Bulbophyllum alticola

Bulbophyllum alticola Schltr., plant habit, photo John Cara, in situ in Papua New Guinea, Tomba Pass.

Bulbophyllum alticola

Bulbophyllum alticola Schltr., flower, front view, photo John Cara, from Papua New Guinea, Tomba Pass.

Bulbophyllum alticola

Bulbophyllum alticola Schltr., flower, oblique front view, photo John Cara,from Papua New Guinea, Tomba Pass.

Bulbophyllum alticola

Bulbophyllum alticola Schltr., flower, lateral view, photo John Cara, from Papua New Guinea, Tomba Pass.

Bulbophyllum alticola

Bulbophyllum alticola Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1912) 715, J.J. Vermeulen, drawing, plant habit and flower analysis, based on Jongejan 107 (L)

Bulbophyllum alticola

Bulbophyllum alticola Schltr., floral analysis, R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 233, fig. 883