Prev Species: Habenaria baeuerlenii


Habenaria ensigera

Habenaria ensigera

Habenaria ensigera Renz, Pl. Syst. Evol. 155 (1987) 319, fig. 1a-f

Type: Royen, van 5306 (holo K; iso L, LAE)

Terrestrial, 50 cm high, at the base 4-6-leaved. Leaves rosulate-crowded, narrowly elliptic, 15 by 3 cm, base petiolate, apex acute to acuminate. Inflorescence racemose; peduncle 40 cm long, peduncle-scales small, lanceolate, acuminate; rachis 10 cm long, rather laxly many-flowered. Floral bracts ovate, about half as long as the ovary, apex shortly acuminate. Ovary straight, 1.5-2 cm long, weakly 6-ribbed, the ribs very minutely ciliate. Flowers small, erect-patent. Median sepal erect, 0.5-0.55 by 0.4 cm, strongly concave, outside keeled along the mid-vein, the keel very shortly ciliate, apex more or less uncinate. Lateral sepals deflexed, ovate, 0.5-0.55 by 0.25-0.3 cm, apex subacute. Petals entire, linear, slightly widened along the anterior margin at the base, 0.5-0.55 by 0.1-0.12 cm. Lip 3-lobed at 0.2 cm above the base, 0.5-0.6 cm long, spurred; lateral lobes narrowly rectangular, 0.45 by 0.1-0.12 cm, obtuse, shortly and irregularly bilobulate-emarginate; mid-lobe narrower, somewhat carnose, almost triangular in cross-section, slightly curved, 0.4-0.45 by 0.05-0.07 cm; spur slender cylindrical, sometimes slightly twisted towards the apex, 1.7 cm long, acute. Column 0.2 cm long, obtuse; rostellum with low, triangular-obtuse mid-lobe; staminodes large; stigmatophores very short, 0.05 cm long. Anther channels abbreviated, 0.08 cm long. (After Renz, 1987).


Sepals and petals light green, lip light orange, spur whitish with green tip, anther light yellow.

Not recorded, on the bank of a creek. Altitude 100 m.

Malesia (New Guinea, endemic).

Papua New Guinea. See map

distribution in New Guinea

Warm growing terrestrial.

January.

  • Family Orchidaceae
  • Subfamily Orchidoideae
  • Tribe Orchideae
  • Subtribe Orchidinae
  • Genus Habenaria
  • Section Plantaginea
  • Species Habenaria ensigera

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Habenaria ensigera

Habenaria ensigera Renz, plant habit and flower analysis, drawing Jany Renz in Pl. Syst. Evol. 155 (1987) 319, fig. 1a-f, based on a n Royen 5306

Habenaria ensigera

Habenaria ensigera Renz, detail of herbarium sheet, Royen, van 5306, isotype specimen (L)

Habenaria ensigera

Habenaria ensigera Renz, herbarium sheet, Royen, van 5306, isotype specimen (L)

Habenaria ensigera

Habenaria ensigera Renz, detail of herbarium sheet, Royen, van 5306, isotype specimen (L)