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Bryobium montanum

Bryobium montanum

Bryobium montanum (Schltr.) Schuit., Y.P.Ng & H.A.Pedersen, Bot. J. Linn. Soc. 186 (2018) 194


  • Eria oreogena Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1912) 667 (not Schltr. (1911))
    - Type: Schlechter 20170 (holo B, lost; iso G, L, S)
  • Eria takadui Schltr., Bot. Jahrb. Syst. 58 (1923) 124 (nom. nov. superfl.)

Epiphyte, decumbent, 20-25 cm high; rhizome short; roots filiform, elongated, flexuose, minutely papillose-puberulous; pseudobulbs somewhat compressed, narrowly oblongoid, close together, one-leaved, 3-5.5 cm long, near the middle 0.7-1.3 cm wide; leaf erect or suberect, lanceolate-ligulate, narrowly obtuse, unequally bilobulate, at the base gradually subpetiolate-narrowed, 12-17 cm long, near the middle 1.5-2.5 cm wide; Inflorescence arising near the apex of the pseudobulbs, erect, laxly 8-15-flowered, up to 15 cm long, peduncle with a few peduncle-scales, minutely stellate-puberulous, 5-6 cm long; bracts elliptic, obtuse, much shorter than the ovary. Flowers erect-patent. Sepals oblong, obtuse, outside sparsely stellate-puberulous in lower half, 0.65 cm long. Lateral sepals oblique, at the base widened along the front margin, mentum obtuse, 0.35 cm long. Petals obliquely linear, subacute, glabrous, somewhat shorter than the sepals. Lip cuneate, in apical fourth 3-lobed, 0.55 cm long, between the apices of the lateral lobes 0.4 cm wide, at the base with two somewhat divergent lamellae which are suborbicular-dilated in front and extend up to the apical third, lateral lobes very small, semioblong, obtuse, mid-lobe much larger, semiorbicular, obtusely acuminate, with a V-shaped callus of which the ?legs? are almost parallel to the margins. Column short, glabrous, column-foot ligulate, clinandrium irregularly crenulate. Anther quadrate-cucullate, umbonate, glabrous. Ovary with pedicel short, cylindrical, minutely stellate-puberulous, 2.3 cm long. (After Schlechter, 1911-1914, as Eria oreogena Schltr.)

Flower white with pink spots.

Epiphyte in montane forest. Altitude 800-1700 m.

Malesia (New Guinea, endemic).

Papua New Guinea. See map

distribution in New Guinea

Intermediate growing epiphyte.


  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Podochileae
  • Subtribe Eriinae
  • Genus Eria
  • Section Bryobium
  • Species Bryobium montana
  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 223, fig. 844, as Eria oreogena Schltr.

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Bryobium montanum

overview picture

Bryobium montanum

Eria oreogena Schltr., from Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 223, fig. 844

Bryobium montanum

Eria oreogena Schltr., herbarium sheet, Schlechter 20170, isotype specimen (L)