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Platanthera klossii var. longicalcarata

Platanthera klossii var. longicalcarata

Platanthera klossii (Ridl.) Efimov var. longiclcarata (J.J.Sm.) Efimov, in Ormerod, Checklist of Papuasian Orchids (2017) 388.

Type: Gibbs 5686 (lecto BM); Gibbs 5685, 5687, 5988, 6014, 6140 (syn BM)


  • Platanthera elliptica J.J.Sm. var. longicalcarata J.J.Sm., in Gibbs, Contr. Phyt. Fl. Arfak Mts. (1917) 106
  • Platanthera robinsonii J.J.Sm. var. longicalcarata (J.J.Sm.) Efimov, Phytotaxa 254, 1 (2016) 132

Terrestrial herb, 20-23 cm high, slender, few-flowered. Basal leaves 2, elliptic, ovate, acute, glabrous, paler underneath, keeled, 3.5 by 1.5 cm, nerves 7, with transverse veins; petiole including the sheath 1.6 to 2.5 cm long. Peduncle scales several, lanceolate, acuminate or cuspidate, the lower ones 2 cm long, 3-nerved. Rachis 6 cm long, distantly 5-flowered. Floral bracts lanceolate, acuminate, 0.5 cm long. Ovary very shortly pedicellate, 1 cm long. Median sepal ovate-acuminate, obtuse, keeled, erect, almost 0.3 cm long. Lateral sepals lanceolate, deflexed, keeled, 0.3 cm long. Petals lanceolate, obtuse, shorter than the median sepal. Lip entire, lanceolate, acuminate, obtuse, dagger-shaped, carnose, longer than the median sepal; spur filiform, 1 cm long, as long as the ovary. Column broad, stigmatophores short, truncate, staminodes oblong, short, pustulose. Pollinia pear-shaped, caudicles longer, filiform; viscidium elliptic. (After Ridley, 1916).

Not recorded.

Terrestrial. Altitude 760-1760 m.

Malesia (New Guinea, endemic).

Papua (Indonesia). See map

Intermediate to cool growing terrestrial.

Not known

  • Family Orchidaceae
  • Subfamily Orchidoideae
  • Tribe Orchideae
  • Subtribe Orchidinae
  • Genus Platanthera
  • Species Platanthera klossii
  • Variety longicalcarata

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