Electronic Flora of South Australia
Electronic Flora of South Australia
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Electronic Flora of South Australia species Fact Sheet

Family: Gyrostemonaceae
Codonocarpus pyramidalis

Citation: F. Muell., Pl. lndig. Col. Vic. 1:201 (1862).

Synonymy: Gyrostemon pyramidalis F. Muell., Linnaea 25:438 (1853).

Common name: Camel poison.

Shrubs or trees rarely more than 8 m tall, often with more than one stem; leaf blades linear and scarcely distinguished from the petiole, 40-70 X 2-3 mm, sharply acute, somewhat fleshy, yellowish-green.

Male flowers with pedicels to c. 1 mm long, c.4 mm across at anthesis, with the calyx having 7 or more lobes; female flowers usually borne on branches below the male flowers or below the terminal vegetative growth, with pedicels 12-20 mm long, with calyx shallowly lobed to almost circular, with 27 or more carpels each with a terminal stigma arranged around the central axis.

Fruit 9-15 mm long, with individual follicles dehiscing to the inside; seeds obovoid to comma-shaped and laterally compressed, with a curved embryo, slightly rugose without ridges, with a small irregular aril.

image of FSA1_Codonocarpus_pyr.jpg Twig, seed and fruit.
Image source: fig. 102 in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).

Published illustration: Cunningham et al. (1982) Plants of western New South Wales, p. 291.

Distribution:  Growing usually on sandy soils but throughout its range never common and only scattered trees are found.

S.Aust.: LE, FR, EA, EP, NL, MU.   N.S.W. (1 record only).

Conservation status: native

Flowering time: May — Oct.

SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: This species is recorded to be the cause of horse poisoning and both species of Codonocarpus are often suspected of stock losses but they are rarely grazed probably because of the bitter taste and odour.

Author: Not yet available

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