Electronic Flora of South Australia
Electronic Flora of South Australia
Census of SA Plants, Algae & Fungi
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Electronic Flora of South Australia genus Fact Sheet

Family: Proteaceae

Citation: Labill. Nov. Holl. Pl. Sp. 1:28 (1805).

Derivation: Greek aden, gland; anthos, flower; referring to the prominent nectaries at the base of the ovary.

Synonymy: Not Applicable

Common name: None

Erect rarely prostrate subshrubs, shrubs or trees, with or without a lignotuber; leaves petiolate or sessile, compound with terete (in S.Aust.) or flat segments or entire or flat and lobed.

Inflorescence axillary or terminal, solitary or several, comprising single rarely paired flowers sessile in an involucre of imbricate scale-like bracts borne on a terete peduncle; flowers bisexual; perianth more or less regular in bud, a long cylindrical or variously dilated tube terminated by a short ovoid to ellipsoid limb; stamens all perfect or (outside S.Aust.) the anterior stamen reduced to a staminode; anthers sessile at the base of the limb, free, with elongated connective; hypogynous glands 4, scale-like; ovary sessile, 1-ovulate, ringed by long coarse hairs; style elongating faster than the perianth, at length splitting along the upper side of the tube and arched above it while held in the limb, finally breaking free from the limb; pollen-presenter flattened, with an abaxial stigmatic groove.

Fruit a small nut sessile in the persistent involucral bracts, surrounded at the base by a ring of long hairs.

Distribution:  32 species, 2 endemic to S.Aust. and western Vic., the rest in south-western W.Aust. (E. C. Nelson (1978) Brunonia 1:303-406).

Biology: No text

Key to Species:
1. Leaves with 7 or more persistently tomentose segments; petiole 1.5-3 mm long; branchlets finally glabrescent; flowers exceeding the leaves; perianth red-pink, rarely yellow; style glabrous
A. macropodiana 1.
1. Leaves with 3-7 usually 5 glabrescent segments; petiole 4.5-7.5 mm long; branchlets persistently tomentose; flowers surrounded by leaves; perianth cream or cream and green; style hairy up to the middle, rarely glabrous
A. terminalis 2.

Author: Not yet available

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