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Platylepis zeuxinoides

Platylepis zeuxinoides

Platylepis zeuxinoides Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1911) 54

Type: Schlechter 18709 (holo B, lost)

Synonyms:

  • Moerenhoutia zeuxinoides (Schltr.) Schltr., Bot. Jahrb. Syst. 56 (1921) 450

Terrestrial, erect, up to 50 cm high. Rhizome stem-like, decumbent, roots elongated, flexuose, villose. Stem terete, glabrous, leafy to near the middle, above the middle with a few long-clasping, acuminate sheaths. Leaves 5-7, erect-patent, ovate-lanceolate, acuminate, glabrous on both sides, at the base sometimes rounded, sometimes cuneate; blade 4-7.5 cm long, below the middle 2-3.2 cm wide; petiole dilated at the base, clasping the stem, 2-3 cm long. Rachis densely many-flowered, elongated, subsecund, to 13 cm long. Floral bracts erect-patent, lanceolate, acuminate, glabrous, about as long as the ovary. Flowers erect-patent, glabrous. Sepals oblong-ligulate, obtuse, 0.9 cm long; lateral sepals oblique. Petals at the base clawed, obliquely rhombic-oblanceolate, obtuse, along the outer margin in upper third irregularly denticulate, along the inner margin cohering with the median sepal, 0.8 cm long. Lip 0.9 cm long, constricted [at basal third], when not flattened just above the base 0.25 cm wide, just above the middle 0.3 cm wide, at the base globose-inflated, inside at the base with 2 fascicles of subulate, sometimes branched papillae; above the constriction gradually dilated into a cucullate-obovate blade, the latter in front extended in a small, suborbicular, c. 0.15 cm long and wide lobule. Column slender, glabrous, in front without wings; rostellum large, bifid. Anther lanceolate-cucullate, subobtuse, glabrous, at the base cordate. Ovary cylindrical, glabrous, 0.8 cm long.(After Schlechter, 1911-1914)


Not recorded for the type.

Terrestrial in upper montane forest; 1800 to 2800 m.

Malesia (New Guinea, endemic).

Papua New Guinea (Enga ad Eastern Highlands Prov.). See map

distribution in New Guinea

Cool growing terrestrial, requires shaded position.

March, August, November.

  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 22, fig. 74, as Platylepis zeuxinoides Schltr.
  • Family Orchidaceae
  • Subfamily Orchidoideae
  • Tribe Cranichideae
  • Subtribe Goodyerinae
  • Genus Platylepis
  • Species Platylepis zeuxinoides

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Platylepis zeuxinoides

Platylepis zeuxinoides Schltr., inflorescences, photo N.E.G. Cruttwell, March 1985, PNG, Mt. Gahavisuka, 2250 m

Platylepis zeuxinoides

Platylepis zeuxinoides Schltr., inflorescences, photo N.E.G. Cruttwell, March 1985, PNG, Mt. Gahavisuka, 2250 m

Platylepis zeuxinoides

Platylepis zeuxinoides Schltr., drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1923) t. 22, fig. 74