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Bulbophyllum conspersum

Bulbophyllum conspersum

Bulbophyllum conspersum J.J.Sm., Repert. Spec. Nov. Regni Veg. 12 (1913) 400

Type: Gjellerup 886 (holo BO)

Rhizome creeping. Pseudobulbs close together, ovoid, 0.9-1 by 0.7 cm in the basal part; apex contracted and laterally compressed, 0.38 cm wide; 1-leaved, initially covered by large sheaths. Leaf petiolate, elliptic, coriaceous, c. 5-7 by 2.6-3.3 cm; base contracted in a c. 1.8-2.3 cm long, channelled, at the apex dilated petiole; apex obtuse or rounded, apiculate. Inflorescences 1-flowered, from the rhizome; peduncle more slender than the pedicel, 0.55 cm long. Floral bract tubular, subulate-acuminate, above keeled, 0.45 cm long. Flower medium size. Median sepal at the base covered by the upper margin of the lateral sepals, elliptic-ovate, obtuse, conical-apiculate, 5-nerved, c. 1.15 by 0.55 cm; base concave, inside papillose; upper part convex, inside finely hairy. Lateral sepals larger than the median one, porrect, horizontal, obliquely oblong, very shortly apiculate-acuminate, c. 1.4 by 0.65 cm; inside glabrous; upper margin base strongly incurved. Petals very small, obliquely subovate-oblong, obtuse, pointed, convex, thickly subclavate-finely ciliate, 1-nerved, 0.33 by 0.17 cm; inside papillose. Lip inserted near the apex of the column-foot, mobile, curved, fleshy, ovate-oblong, obtuse, glabrous, 0.38 by 0.17 cm; basal part with erect, rounded margins, broadly channelled, with 2 longitudinal, near margins decurrent, in front vanishing keels; front part convex. Column moderately long, slightly curved, underneath below the stigma with a low, laterally compressed callus, 0.36 cm long; clinandrium deeply concave; stelidia subulate, as long as the anther; stigma longitudinal, narrow; column-foot making an obtuse angle with the ovary, its apex free, incurved, truncate, 0.23 cm long. Anther cucullate; apex extended in a rather large, rounded, a little saddle-shaped, slightly over 0.1 cm long appendage. Pollinia 4, laterally compressed, rounded-quadrangular, inner ones smaller than the outer ones. Ovary 6-grooved, 0.75 cm long; pedicel elongated, c. 3.5 cm long, 0.3 cm above the base articulate. (After Smith, 1916)


Flower greyish yellow, finely spotted red-brown. Lip white, strongly spotted.

Epiphyte in lowland forest; 400 m.

Malesia (New Guinea).

Papua (Indonesia); see map

Distribution of Bulbophyllum conspersum in New Guinea

Warm growing epiphyte.

November.

  • Smith, J.J., Nova Guinea 12, 4 (1916) 386, t. 140, fig. 264
  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Dendrobieae
  • Subtribe Bulbophyllinae
  • Genus Bulbophyllum
  • Section Papulipetalum
  • Species Bulbophyllum conspersum

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Bulbophyllum conspersum

Bulbophyllum conspersum J.J.Sm., flower, oblique lateral view, photo by Daawia Suhartana, Keerom cult. 0304 (Suhartana), from Indonesia, Papua Prov., Keerom Regency. Morobe Prov.

Bulbophyllum conspersum

Bulbophyllum conspersum J.J.Sm., plant habit, photo by Daawia Suhartana, Keerom cult. 0304 (Suhartana), from Indonesia, Papua Prov., Keerom Regency. Morobe Prov.

Bulbophyllum conspersum

Bulbophyllum conspersum J.J.Sm., bud and flower, photo by Daawia Suhartana, Keerom cult. 0304 (Suhartana), from Indonesia, Papua Prov., Keerom Regency. Morobe Prov.

Bulbophyllum conspersum

Bulbophyllum conspersum J.J.Sm., flower, front view, photo by Daawia Suhartana, Keerom cult. 0304 (Suhartana), from Indonesia, Papua Prov., Keerom Regency. Morobe Prov.

Bulbophyllum conspersum

Bulbophyllum conspersum J.J.Sm., flower, lateral view, photo by Daawia Suhartana, Keerom cult. 0304 (Suhartana), from Indonesia, Papua Prov., Keerom Regency. Morobe Prov.

Bulbophyllum conspersum

Bulbophyllum conspersum J.J.Sm., floral analysis, drawing J.J. Smith, from Gjellerup 886

Bulbophyllum conspersum

Bulbophyllum conspersum J.J.Sm., herbarium sheet, Gjellerup 886 (holotype specimen BO)