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Habenaria balimensis

Habenaria balimensis

Habenaria balimensis Ormerod, Orchadian 16 (2011) 517, fig.

Type: Brass 11746 (holo AMES).

Erect terrestrial herb. Roots and tubers not seen. Stem terete, 23.5 by 0.2-0.3 cm, in lower half clothed with tubular sheaths, in upper half laxly 5 leaved. Leaves ovate, 2.3- 4.1 by 1.3-2.2 cm; sheathing base 0.8-2.1 cm long. Inflorescence glabrous, 15.2 cm long; peduncle 9 cm long; sheathing scales 2, 1.7-2.6 cm long; rachis subdensely flowered, 6.2 cm long; floral bracts lanceolate, to 1.7 by 0.3 cm, with acute apex. Pedicel and ovary fusiform, ribbed, 1.3 cm long. Flowers resupinate. Median sepal concave, ovate- elliptic; apex acute; 3-nerved, c. 0.55 by 0.3-0.35 cm. Lateral sepals obliquely ovate-elliptic, 0.55 by 0.29 cm; apex acute; midnerve carinate outside. Petals bifurcate, 0.5 by 0.29 cm; upper lobe obliquely lanceolate, with acute apex, 2-nerved, 0.5 by 0.19 cm; lower lobe linear lanceolate, c. 4 mm long, 1 mm wide, with acute apex. Lip 3-lobed, spurred; spur cylindric, 0.9 cm long, with acute apex; lateral lobes linear-ligulate, 4.7 by XXX mm; midlobe linear-ligulate, acute, 0.5 by 0.1 cm, with acute apex. Column erect, ellipsoid, 0.18 by 0.2 cm (to tip of stigmaphores).
(after Omerod 2011)

Flowers green.

Grassy edge of forest. Altitude 1800 m.

Malesia (New Guinea), endemic

Indonesia (Papua Province). see map

Cool growing epiphyte.


Habenaria balimensis seems to lack relatives New Guinea. lt may be recognised by its slender PeristyIus-like habit, small leaves and rather short inflorescence and bifurcate petals.

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Habenaria balimensis

Habenaria balimensis Ormerod. Drawing by Paul Ormerod in Orchadian 16 (2011) 517, fig., based on the type: L.J. Brass 11746 (holo AMES).