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Electronic Flora of South Australia species Fact Sheet

Eucalyptus willisii

Citation: Ladiges, Humphries & Brooker, Aust. J. Bot. 31:583 (1983).

Synonymy: E. amygdalina sensu Tare, Hdbk Fl. Extratrop. S. Aust. 94 (1890); E. virgata sensu Benth., Fl. Aust. 3:202 (1867), partly; E. vitrea sensu J. Black, Fl. S. Aust. 617 (1952), non R.T. Baker; E. nitida sensu Boomsma, Native trees S. Aust. 200 (1981).

Common name: Marsh peppermint, shining peppermint.

Single-stemmed trees up to 15 m high; bark somewhat fibrous on main stems and branches, brown, smooth on younger branches; cotyledons reniform or broadly and shallowly emarginate; juvenile leaves opposite, sessile, dull and waxy at first, elliptic-lanceolate to lanceolate; adult leaves glossy, alternate, on petioles 5-20 mm long, narrowly to broadly lanceolate, with the lateral veins almost longitudinal, 10-15 x 1.5-2 cm.

Flowers on pedunculate umbels of 6-21 in the axils of the leaves; buds on pedicels 2-4 mm long, clavate, not well differentiated from the pedicels, 6-7 x c. 4 mm; operculum hemispherical, shorter than the hypanthium; flowers white; anthers all fertile, reniform.

Fruit globose or hemispherical to pear-shaped, slightly contracted to the rim, 4-6 x 6-7 mm; disk rather broad, flat or slightly convex; valves short, thick, enclosed; seeds polyhedral, with one large convex surface, a dark reddish-brown.

Published illustration: Costermans (1981) Native trees and shrubs of south-eastern Australia, p. 344.

Distribution:  Grows in wet places.


Conservation status: native

Flowering time: Oct. — Nov.

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

Biology: No text

Author: Not yet available

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