Australian Tropical Rainforest Orchids

Phoringopsis dockrillii

Green Truffle Orchid

Phoringopsis dockrillii (Lavarack) D.L.Jones & M.A.Clem., Orchadian 13(10): 457 (Feb. 2002).

Arthrochilus dockrillii Lavarack, Proc. Roy. Soc. Queensland 86(25): 155, f. 1 (1975). Type: Kurrimine, near Innisfail, North Queensland, 17 July1972, P. Lavarack N.P. [National Park number series] 1691 (holo BRI; iso NSW).


Occurs in far north-eastern Queensland from Hopevale, north of Cooktown, to Bramston Beach near Babinda.

Altitude: 0-700 m.


Terrestrial herb forming loose colonies. Tuber solitary, ovoid, fleshy. Leaves 1-2, erect, basal, distichous, sessile, bases sheathing stem; lamina linear to lanceolate, usually 1 larger than the other, 6-20 cm x 0.6-0.1 cm wide, dark green, apex acute to acuminate. Inflorescence a terminal raceme, erect, 150-300 mm tall, thin, wiry. Flowers 3-25, widely spaced, resupinate, erect, 10-12 mm long, greenish. Dorsal sepal sheathing column at base, narrowly obovate, 5-6 mm x 1.5-1.8 mm, channelled at base, distally involute. Lateral sepals free, reflexed against ovary, narrowly triangular, 5.5-6.5 mm x 2 mm, involute. Petals reflexed against ovary, narrowly oblong, tapered, falcate, 5-6 mm x 1.3 mm. Labellum free, strongly fungiform, 7 mm x 2.5 mm, hinged to column foot by a claw 0.1 mm long. Callus 1.5 mm long and 1 mm high, iron-shaped in profile, sparsely covered with spiky bristles to 0.5 mm long, with strap-like emarginate head 3 mm long. Column 7 mm long, curved into a semi-circle; with 2 proximal wings, spreading, triangular, falcate, 2 mm x 0.5 mm; 2 distal wings, erect, narrowly triangular, 1 mm x 0.3 mm, projecting above the anther. Column foot 2 mm long, dilated at tip. Capsules erect, dehiscent.


Occurs predominantly in coastal and near-coastal forests and scrub, growing in sandy soil, and sometimes in littoral rainforests. Near Kuranda on the Atherton Tablelands it grows in heavy loam.

Disjunct but locally common.

Flowering period: January-August.

Name Changes

Until recently known as Arthrochilus dockrillii.

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