Family: Asteraceae
Aster subulatus
Citation:
Michaux, Fl. Bor. Am. 2:111 (1803).
Synonymy: A. squamatus sensu Ewart, Fl. Vict. 1106 (1931), non (Sprengel)Hieron ex Sodiro.
Common name: Wild aster, aster-weed, bushy starwort.
Description:
Short-lived perennial herb to 1.8 m high, erect, glabrous; stem unbranched below the inflorescence, rigid, smooth, reddish; leaves linear-lanceolate, entire, acute, 1-12 cm long, to 1 cm wide; bases subamplexicaul.
inflorescence compoundpaniculate; peduncles branched, with numerous subulate reduced leaves 2-10 mm long; capitula numerous, c. 4 mm diam.; involucres 5-7 mm long; bracts linear-lanceolate, acute, unequal, 3- or 4-seriate; ligules shortly exceeding the involucre, hardly spreading, pale-mauve; disk florets few.
Achenes narrow, c. 2-mm long, 4- or 5-ridged, sparsely pubescent; pappus bristles numerous, c. 5 mm long.
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Image source: fig. 653b in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).
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Published illustration:
Burbidge & Gray (1970) Flora of the A.C.T., Fig. 360.
Distribution:
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A weed of seasonally wet or poorly drained land.
W.Aust.; N.S.W.; Vic.; Tas. Native to North America.
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Conservation status:
naturalised
Flowering time: most of the year.
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SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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Biology:
No text
Author:
Not yet available
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