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

Family: Gentianaceae
Sebaea ovata

Citation: R. Br., Prod. Fl. Nov. Holl. 452 (1810).

Synonymy: Exacum ovatum Labill., Nov. Holl. Pl. Sp. 1:38, t. 52 (1805).

Common name: Yellow sebaea, yellow centaury.

Stiffly erect annual rarely higher than 20 cm, little-branched above and without a basal rosette, glabrous, with terete branches; leaves ovate to almost orbicular, rarely lanceolate, 3-12 x 2-10 mm, obtuse or rounded to sometimes acute, erect or spreading, distinctly smaller and often withering early at the base.

Inflorescence a thyrse with 1-5 dichasia each with rarely more than 5 flowers often becoming shortly stalked after flowering and with spreading bracts; sepals slightly connate basally; lobes lanceolate, 3-6 mm long, pointed, erect; corolla tubular, yellow; tube 3-4 mm long; lobes oblong-lanceolate, c. 2 mm long, acute; stamens with the filaments almost completely fused to the corolla tube; ovary narrowly ellipsoid, tapering into the style which is gradually broadened into 2 stigmas.

Septicidal capsule releasing seeds only through the apex.

Published illustration: Cunningham et al. (1982) Plants of western New South Wales, p. 550.

Distribution:  S.Aust.: FR, EA, EP, NL, MU, YP, SL, KI, SE.   All States except N.T.   New Zealand.

Conservation status: native

Flowering time: Sept. — 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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