Adelopetalum lageniforme (F.M.Bailey) D.L.Jones & M.A.Clem., Orchadian 13(11): 498 (2002).
Bulbophyllum lageniforme F.M.Bailey, Queensland Agric. J. 15: 494 (1904). Type: Bellenden-Ker Expedition, 1904, T. Meston s.n. (lectotype BRI; isolectotype K), fide Clements (1989); Syntypes: Summit of Bellenden-Ker, 1889, T. Meston s.n. (BM, BRI).
Bulbophyllum adenocarpum Schltr., Repert. Spec. Nov. Regni Veg. Beih. 8: 568 (1910). Type: Queensland; Auf dem Mount Bartle-Frere, 1891, S. Johnson s.n. (holo B).
Occurs in north-eastern Queensland where it is widely distributed between Mt Finnigan and the headwaters of the Tully River.
Altitude: 900-1600 m.
Epiphytic or lithophytic herb forming small dense compact clumps. Rhizome creeping, appressed to host, much branched, thin. Pseudobulbs moderately crowded, conical to ovate, somewhat flattened, 7-10 mm x 6-10 mm, pale green, deeply grooved. Leaf solitary on pseudobulb, erect, apical, sessile; lamina narrowly oblong, 5-10 cm x 0.5-0.8 cm, dark green, thin textured, but stiff. Inflorescence an axillary raceme, 40-70 mm long, from base of pseudobulb, filiform. Flowers 1-4, resupinate, porrect, campanulate, 6-7 x 3-5 mm, cream or pale green, rarely pink, with a pink labellum. Dorsal sepal porrect, hooded, ovate, 7-8.5 mm x 2-3 mm, irregularly tuberculate, three veins prominent. Lateral sepals porrect, asymmetrical, ovate, 7.5-9 mm x 5-6 mm, bases fused to column foot, apex apiculate. Petals obliquely erect, largely enclosed by the sepals, ovate-lanceolate, 5-6 mm x 2 mm, apex apiculate. Labellum porrect, oblong to narrowly ovate, 6 mm x 3.5 mm, smooth, thick, fleshy, curved, obtuse. Callus of 2 proximal convergent keels. Column at oblique angle to ovary, 2.5-3 mm long. Column foot 4-5 mm long, curved. Capsules erect, dehiscent.
Occurs in highland rainforests, growing on shrubs, trees and rocks in sheltered situations. Often found on ridgetops where wind, clouds, mists and fogs are common.
Flowering period: November-February.
Until recently known as Bulbophyllum lageniforme