Family: Asteraceae
Dittrichia graveolens
Citation:
Greuter, Exsicc. Genav. 4:71 (1973).
Synonymy: Erigeron graveolens L., Cent. l. Pl. 28 (1755); Inula graveolens (L.)Desf., Fl. Atlant. 2:275 (1799).
Common name: Stinkwort, stink-weed.
Description:
Annual herb to 50 cm high, sticky, camphorscented; stem erect, green, with numerous lateral branches from a central axis; basal leaves lanceolate to oblanceolate, 2-7 cm long, pubescent, entire or denticulate, loosely clumped, soon withering; cauline leaves linear to narrowly oblanceolate, 1-4 cm long, 1-3 mm wide, glandular-pubescent, entire or minutely denticulate, subamplexicaul.
Capitula numerous, dispersed over most of the plant in a leafy pyramidal panicle, sessile or on peduncles to 5 mm long; involucres 5-7 mm long; outer bracts lanceolate, entire, 2-4 mm long, herbaceous with scarious margins; inner bracts longer, narrowly lanceolate to linear, with a narrower herbaceous portion and wider scarious margins; ray florets 10-12; ligules erect, oblong, 3-toothed at the apex, 4-7 mm long, hardly exceeding the involucre, yellow to reddish; disk florets 9-14.
Achenes c. 2 mm long, straw-coloured; pappus bristles 25-30.
Published illustration:
Cunningham et al. (1982) Plants of western New South Wales, p. 668.
Distribution:
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Occurs on land subjected to grazing or other disturbance.
S.Aust.: NU, GT, FR, EA, EP, NL, MU, YP, SL, KI, SE. W.Aust.; N.S.W.; Vic.; Tas.
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Conservation status:
naturalised
Flowering time: mainly March — April.
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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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