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

Family: Myrtaceae
Eucalyptus largiflorens

Citation: F. Muell., J. Trans. Vict. Inst. 1:54 (1855).

Synonymy: E. bicolor Cunn. ex Hook. in T.L. Mitchell, J. Trop. Austral. 390 (1848), ?nom. nud.

Common name: River box, black box.

Single-stemmed trees to 20 m high; bark smooth and white only on upper branches, rough, deeply furrowed and dark-grey below; cotyledons notched or reniform; juvenile leaves opposite to alternate, petiolate, linear-elliptic to lanceolate; adult leaves alternate, on petioles 5-15 mm long, narrow-lanceolate, waxy, dull-bluish, 6-13 x 1-2.5 cm.

Flowers in terminal or axillary panicles; buds sessile or more often on pedicels up to 3 mm long, obovoid, 3-5 x 1.5-4 mm; operculum hemispherical, shorter than the hypanthium; flowers white; anthers all fertile, reniform to subglobose.

Fruits cylindrical to hemispherical, smooth, contracted slightly at the orifice, with a narrow rim and descending disk, 3-5 x 3-5 mm; valves small, deeply enclosed; seeds grey-brown, irregular in shape, mainly ellipsoid, reticulate.

Published illustration: Hall et al. (1970) Forest trees of Australia, p. 229; Boomsma & Lewis (1980) Native forest and woodland vegetation of South Australia, p. 32.

Distribution:  S.Aust.: LE, FR, EA, NL, MU, SL, SE.   Qld; N.S.W.; Vic.

Conservation status: native

Flowering time: probably in all months but especially summer.

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

Biology: No text

Taxonomic notes: The name E. largiflorens has been widely accepted since 1926, but the possibility that the earlier E. bicolor was validated in 1848 and may therefore be the correct name needs consideration.

Author: Not yet available

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