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Appendicula oxysepala

Appendicula oxysepala

Appendicula oxysepala (Schltr.) J.J.Sm., Nova Guinea 8, 1 (1909) 114, pl. 38, fig. 128

Synonyms:

  • Podochilus oxysepalus Schltr. in K.Schum. & Lauterb., Nachtr. Fl. Deutsch. Schutzgeb. Südsee (1905) 120
    - Type: Schlechter 13696 (holo B, lost)
  • Appendicula schlechteri J.J.Sm., Bull. Jard. Bot. Buitenzorg, sér. 2, 8 (1912) 36
  • Chilopogon oxysepalum (Schltr.) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1912) 333

Basionym: Podochilus oxysepalus

Roots elongated, filiform, glabrous. Stems erect, unbranched, terete, 3-15 cm long, many-leaved. Leaves erect-patent, oblong-lanceolate, 0.5-1.5 by 0.2-0.5 cm, apex aristate-apiculate. Inflorescence terminal, racemose, 4.5 cm long, several-flowered. Floral bracts distichous, foliaceous, lanceolate, sometimes as long as the flower, often longer than the flower, margins sparsely ciliate-lacerate, apex acuminate, with a bristle-like mucro. Flowers c. 0.5 cm long. Dorsal sepal ovate, 0.3 cm long, apex acuminate, with an almost bristle-like tip. Lateral sepals strongly oblique, 0.3 cm long, much widened to the base, apex acuminate, with an almost bristle-like tip; mentum obtuse. Petals obliquely linear-ligulate, margins in apical half minutely serrulate, apex obtuse. Lip cuneate-obovate, 0.4 by 0.3 cm, base concave, oblong, with a tuft of short hairs, in the centre with a forked crest, of which the arms are recurved towards the lip margins, apical margins of lip crenulate-serrulate, at apex with an obtuse swollen lobule. Column short, rostellum erect, trilobulate, lateral lobules subulate, incurved, median lobule short, truncate; column-foot long. Anther subquadrate, apex retuse. Pollinia 6, caudicles two, concave, viscidia two, oblong, small.
(After Schlechter, 1905, as Podochilus oxysepalus Schltr.).


Flower white.

Epiphyte in hill and lower montane forest. Altitude 500-1000 m.

Malesia (New Guinea, endemic).

Papua (Indonesia); Papua New Guinea. See map

distribution in New Guinea

Warm-intermediate growing epiphyte, keep in shade.

April, October.

  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Podochileae
  • Subtribe Podochilinae
  • Genus Appendicula
  • Section Chilopogon
  • Species Appendicula oxysepala
  • Smith, J.J., Nova Guinea 8, 3 (1911) 603
  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 121, fig. 451, as Chilopogon oxysepalum (Schltr.) Schltr.
  • Lewis, B.A. & P.J. Cribb, Orchids of the Solomon Islands and Bougainville (1991) 135, fig. 30L-T, pl. 4E
  • O'Byrne, P., Lowland Orchid. Papua New Guinea (1994) 134, fig., pl., as Chilopogon oxysepalum (Schltr.) Schltr.

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Appendicula oxysepala

overview picture

Appendicula oxysepala

Appendicula oxysepala (Schltr.) J.J.Sm., drawing N.H.S. Howcroft 247, based on O'Byrne 410

Appendicula oxysepala

Appendicula oxysepala (Schltr.) J.J.Sm., drawing J.J. Smith, from Versteeg 1578

Appendicula oxysepala

Appendicula oxysepala (Schltr.) J.J.Sm., habit, drawing J.J. Smith

Appendicula oxysepala

Appendicula oxysepala (Schltr.) J.J.Sm., drawing J.J. Smith, from Versteeg 1578

Appendicula oxysepala

Appendicula oxysepala (Schltr.) J.J.Sm., drawing J.J. Smith, from C. 234

Appendicula oxysepala

Appendicula oxysepala (Schltr.) J.J.Sm., drawing J.J. Smith, from Djibdja 339

Appendicula oxysepala

Appendicula oxysepala (Schltr.) J.J.Sm., drawing J.J. Smith, from Versteeg 1213

Appendicula oxysepala

Appendicula oxysepala (Schltr.) J.J.Sm., lip, drawing J.J. Smith, from Versteeg 1213

Appendicula oxysepala

Chilopogon oxysepalum (Schltr.) Schltr., from Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 121, fig. 451