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Trichoglottis lasioglossa

Trichoglottis lasioglossa

Trichoglottis lasioglossa (Schltr.) Ormerod, Austral. Orchid Rev. 62, 3 (1997) 15


  • Pomatocalpa lasioglossum Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 989
    - Type: Schlechter 17276 (holo B, lost); para: Schlechter 19148 (B, lost; BO, E, K, L, NSW); 20156 (B, lost)

Basionym: Pomatocalpa lasioglossum

Epiphytic, erect; roots flexuose, glabrous. Stem to 8 cm long, densely leafy, covered with the substriate leaf-sheaths, c. 0.4 cm diam. Leaves patent, ligulate, unequally and obtusely bilobulate, somewhat fleshy, 7-13 cm long, 0.8-1.6 cm wide. Inflorescence erect, sometimes with one or two branches, as long as or longer than the leaves, laxly 10-20-flowered. Floral bracts deltoid, acute, ovary much shorter. Flowers erect-patent. Sepals oblong, obtuse, somewhat narrowed towards the base, glabrous, 0.5 cm long. Lateral sepals oblique. Petals obliquely oblong-ligulate, apiculate, a little shorter than the sepals. Lip in outline almost square-cuneate, 3-lobed, shorter than the petals; lateral lobes obliquely square, apical corner acutely drawn-out; mid-lobe triangular, subacute, hardly longer than the lateral lobes; spur almost square-globose, dorsally flattened, inside dorsally with an oblong bilobulate appendage, apically (inside) densely puberulous, with two puberulous swellings in front of the mouth. Column glabrous, short, thick. Anther reniform-cucullate, glabrous; pollinia obliquely globose; stipe linear, at base and apex somewhat narrowed; viscidium minute, semioblong. Ovary sessile, cylindrical, glabrous, c. 0.7 cm long. (After Schlechter, 1911-1914)

Flowers greenish with brown spots, lip white, anther yellow.

Epiphyte in lower montane forest; 800 to 1200 m.

Malesia (New Guinea).

Papua New Guinea. See map

distribution map

Intermediate growing epiphyte.

January, February, March, September.

  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 348, fig. 1344, as Pomatocalpa lasioglossum Schltr.
  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Vandeae
  • Subtribe Aeridinae
  • Genus Trichoglottis
  • Species Trichoglottis lasioglossa

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Trichoglottis lasioglossa

overview picture

Trichoglottis lasioglossa

Pomatocalpa lasioglossum Schltr., drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 348, fig. 1344

Trichoglottis lasioglossa

Pomatocalpa lasioglossum Schltr., herbarium sheet, Schlechter 19148 (paratype specimen L)