Prev Taxon: Genus Bryobium
Current Genus: Genus Bulbophyllum
Next Taxon: Genus Bulbophyllum section Altisceptrum
Bulbophyllum intersitum J.J.Verm., Orchid Monogr. 7 (1993) 161, fig. 114, pl. 5d
Type: Jongejan cult. 795 = Leiden cult. 22484 (Jongejan, Schuiteman & de Wilde) (holo L only spirit 8023)
Synonyms:
Rhizome creeping, 0.8-1.2 mm diam. Pseudobulbs ovoid, 0.2-0.7 cm apart, 0.3-0.9 by 0.2-0.4 cm, not or hardly flattened. Petiole 1-10 mm. Leaf blade elliptic to obovate, 0.6-4 by 0.2-0.7 cm, index 2.4-14, tip acute. Inflorescence 4.5-8 cm, 1-flowered. Peduncle 3.5-6.5 cm; bracts c. 2, the longest 1.8-3 mm. Floral bracts tubular, 1.5-3 mm, tip acute to acuminate. Pedicel and ovary 3.5-12 mm, with the node 1-2.5 mm from the floral bract. Flowers moderately opening. Median sepal ovate, 6-24 by 1.5-2.8 mm, index 3.5-8.6, tip long acuminate to caudate; margins glabrous to finely ciliate; thin; surface glabrous. Lateral sepals free (sometimes somewhat adherent along their lower margins), oblique, 8-29 by 1.5-4 mm, index 2.3-8.3; otherwise as the median sepal. Petals ovate to elliptic, 0.6-1.5 by 0.8-1.5 mm, index 0.4-1.3, tip rounded to acute; margins glabrous to erose; thin; surface glabrous. Lip somewhat curved at the base, general outline ovate to triangular, often somewhat tapering towards the tip, 2.5-4.5 by 1-2.3 mm, index 1.8-2.9 (not spread), tip acute; margins finely papillose to ciliate; rather thick; surface glabrous or finely papillose locally; adaxially with a distinct basal concavity, basal teeth converging, together forming a transverse ridge with a deep notch half-way, top part of the lip flat or convex; abaxially with an inconspicuous, truncate median ridge. Column from ovary to the tip of the rostellum 1-1.8 mm; rostellum distinctly protruding; stigma obovate, slightly protruding at its base or not; column foot with a distinct, distinctly upwards pointing, rounded central knob above the attachment of the lip. Anther abaxially with a wide ridge towards its tip; front margin not protruding.
(After Vermeulen, 1993)
Sepals and petals white to pale green, with dull red to purple veins and margins. Lip suffused with dull red or purple.
Epiphyte in montane forest; 1000_3300 m.
Malesia (New Guinea).
February, March, May, August, September, December.
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