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Electronic Flora of South Australia species Fact Sheet

Family: Elaeocarpaceae
Tetratheca insularis

Citation: J. Thompson, Telopea 1:208 (1976).

Synonymy: T. ericifolia sensu J. Black, FI.S. Aust. 503 (1948).

Common name: None

Description:
Compact shrub to 60 cm but usually less than 20 cm high, stems branching close above a slender root stock; stems stout, covered with small white tubercles usually producing small white erect hairs and occasional large fawn tubercles; branches usually spreading, often several arising together; leaves alternate, opposite or in whorls of 3-5, ovate to narrowly ovate, 3-8 rarely 12 mm long and 1-3 mm wide, usually recurved to revolute, apex with a short stiff point tending to recurve, petiole short.

Flowers single in the axils of upper and occasionally lower leaves; peduncles lengthening as the flower matures, 10-20 or rarely up to 30 mm long; sepals 4, 1.5-2 mm long; petals 4, dark-lilac-pink, broadly ovate or obovate, 6-10 mm long, about half as wide; stamens 8, body of the anther glabrous, curved, contracting into the anther tube with a narrow orifice; ovary with dense short erect hairs and small glandular hairs; style 1.5-2.25 mm long; ovules 1 in each cell attached to the top of the central axis.

Capsule obovate to very widely obovate, cuneate. 4-6 mm long and c. 4 mm wide; seeds shortly cylindrical, c. 3 mm long, with long fine spreading hairs.

image of FSA2_Tetratheca_ins.jpg Tetratheca insularis abaxial surface of leaf.
Image source: fig 416c in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).

Distribution:  S.Aust.: KI.

Conservation status: native

Flowering time: Aug. — Dec.


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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