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Bulbophyllum rubromaculatum

Bulbophyllum rubromaculatum

Bulbophyllum rubromaculatum W.Kittr., Bot. Mus. Leafl. 30 (1984, publ. 1985) 100 (nom.nov.)

Synonyms:

  • Bulbophyllum nigrescens Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 839 (non Rolfe)
    - Type: Schlechter 17707 (holo B, lost; iso K)
  • Bulbophyllum rubromaculatum W.Kittr., Bot. Mus. Leafl. 30 (1984, publ. 1985) 100 (nom.nov.)

Basionym: Bulbophyllum nigrescens

Epiphyte, spreading, to 20 cm long. Rhizome stem-like, curved, covered with sheaths. Roots filiform, glabrous. Pseudobulbs cylindrical, subparallel to the rhizome, 0.5-0.7 by 0.2 cm; 1-leaved. Leaf oblanceolate, ligulate; minutely apiculate, gradually narrowed towards the base, when dried black, 4-7 by 0.8-1.1 cm above the middle. Inflorescences 1-flowered, short, with a few small peduncle-scales. Floral bracts very small, much shorter than the ovary. Sepals ovate, apiculate, glabrous, hardly 0.3 cm long. Lateral sepals oblique. Petals obliquely ligulate, strongly obtuse, 0.15 cm long; in the middle the margins subserrulate-irregular. Lip fleshy, obtuse, 0.25 cm long; base shortly 2-auriculate; underneath densely papillose-puberulous; above obtuse 2-ribbed with median pit. Column short; stelidia subulate, exceeding the middle of the lip; column-foot somewhat incurved at the apex. Anther cucullate, glabrous. Pedicel and ovary short, glabrous, 0.35 cm long. (After Schlechter, 1913)


Flower densely spotted red. Lip dark red with green apex.

Epiphyte in forest; 800 m.

Malesia (New Guinea).

Papua New Guinea; see map

Distribution of Bulbophyllum rubromaculatum in New Guinea

May.

  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 289, fig. 1106, as Bulbophyllum nigrescens Schltr.
  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Dendrobieae
  • Subtribe Bulbophyllinae
  • Genus Bulbophyllum
  • Section Polymeres
  • Species Bulbophyllum rubromaculatum

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Bulbophyllum rubromaculatum

Bulbophyllum nigrescens Schltr., floral analysis, R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 289, fig. 1106

Bulbophyllum rubromaculatum

Bulbophyllum nigrescens Schltr., herbarium sheet, Schlechter 17707 (isotype specimen K), photo copyright the Board of Trustees of the Royal Botanic Gardens, Kew