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Pterostylis fischii Nicholls
Family Orchidaceae
Common name: Fisch's Greenhood

Pterostylis fischii Nicholls APNI*

Synonyms: Diplodium fischii (Nicholls) D.L.Jones & M.A.Clem. APNI*

Description: Terrestrial herb.

Rosette leaves 3–6, ovate, 1–2 cm long, 6–15 mm wide, margins entire; petiolate.

Scape to 25 cm high, with 3–5 closely sheathing stem leaves. Flower c. 2.5 cm long, erect, green, white and rusty brown, dark red-brown towards apex of galea. Dorsal sepal with a decurved filiform point c. 5–8 mm long. Petal margins not flared. Lateral sepals tightly embracing the galea; sinus broadly V-shaped, protruding in a prominent curve when viewed from the side; free points to 25 mm long, filiform, erect. Labellum oblong-elliptic, 8–10 mm long, c. 3 mm wide, apex blackish, obtuse to truncate or slightly notched, not visible from the sinus in the set position.

Flowering: February–May.

Distribution and occurrence: Grows among grass and low shrubs, mainly in the highlands south from New England N.P.
NSW subdivisions: ?NC, NT, CT, ST
Other Australian states: Qld Vic.
AVH map***

Text by D. L. Jones
Taxon concept: Flora of NSW 4 (1993)

APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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