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

Family: Amaranthaceae
Ptilotus astrolasius

Citation: F. Muell., Fragm. Phyt. Aust. 6:233 (1868) var. astrolasius.

Synonymy: Trichinium astrolasium (F. Muell.)F. Muell. ex Benth., Fl. Aust. 5:222 (1870).

Common name: None

Compact roundish soft undershrub, to about 60 cm high, younger stems and foliage mealy-tomentose; leaves broadly obovate to rhombic-ovate and spathulate, petiolate, to 3.6 X 1.8 cm.

Spikes numerous, terminal or lateral, hemispherical to globose or elongate-ovoid, 7-11 rarely 15 mm diam., greenish- to greyish-white with small tapering reddish marks, many-flowered; bract and bracteoles usually inconspicuous, sometimes brownish; perianth with straight dorsal hairs especially from below; perianth-segments (chiefly the inner ones) rigid, deep-red fading to brown in the lower portion, with a subacute-concave yellowish limb above, inner segments woolly-bearded below the limb, all joined near the base; stamens all perfect, staminal cup glabrous, adnate to the perianth base, with a free ring; ovary glabrous, style c. 2 mm long.

image of FSA1_Ptilotus_ast.jpg Ptilotus astrolasius twig, outer and inner perianth-segments; and staminal cup.
Image source: fig 184a in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).

Distribution:    W.Aust.; N.T.

Conservation status: native

Flowering time: Jan — Oct.

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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