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Duperreya halfordii R.W.Johnson
Family Convolvulaceae
Duperreya halfordii R.W.Johnson APNI*

Description: Silvery-grey perennial with twining stems to c. 3 m high, woody at the base, silky.

Leaves linear to linear-lanceolate, 1.5–6 cm long, 1.5–5 mm wide, apex usually acute, silky, very shortly petiolate.

Flowers solitary; pedicels 10–15 mm long; bracteoles narrow-elliptic 3–5 mm long. Sepals 4–5 mm long, 2–3 mm wide, enlarging in fruit. Corolla 7–13 mm long, pale blue, purple or white.

Capsule ellipsoid, c. 5 mm long, enclosed by enlarged scarious and reticulately veined sepals to 20 mm long and 10 mm wide.


Herbarium
Sheet

Flowering: Spring.

Distribution and occurrence:

Grows in red sandy soils often in Acacia communities, chiefly in the Cobar, Louth and Bourke districts. Also occurs in SE Qld.
NSW subdivisions: NWP
Other Australian states: Qld
AVH map***

Formerly placed in the genus Porana. Staples (2006) revived the genus Duperreya and this species recognised as distinct from the Western Australian species D. commixta by R.W. Johnson (2009).

Text by Text by R. W. Johnson; updated by Peter G. Wilson, June 2007 & April 2010.
Taxon concept: R.W. Johnson (2009) Austrobaileya 8 (1).


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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