Family: Asteraceae
Picris hieracioides
Citation:
L., Sp. Pl. 792 (1753).
Synonymy: Not Applicable Common name: Hawkweed picris, hawkweed.
Description:
Biennial 30-80 cm high, with fine rigid hairs with 2-hooked apices; stems erect, sparsely branched, strigose-hispidulous; basal leaves few, suberect, narrowly elliptic to lanceolate, narrowed at the base, acute, 6-18 cm long, 1-3 cm wide, shallowly dentate, strigose-pubescent; cauline leaves similar, smaller, subamplexicaul.
Capitula in a loose corymb; peduncles 4-10 cm long, with 0-2 minute bracteoles; involucre 10-13 mm long, 3-seriate; outer bracts appressed, in 2 series, narrowly lanceolate, 4-5 mm long, setose; inner bracts 10-14, linear-lanceolate, 10-13 mm long, alternately slightly pubescent and suhglabrous.
Achene 6-9 mm long, narrowed towards the apex but never filiform-beaked, ribbed, brown to yellowish; pappus bristles cream, c. 8 mm long.
Published illustration:
Ross-Craig (1962) Drawings Brit. Pl. 17:t. 30.
Distribution:
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Roadsides, coastal dunes and cultivated land.
N.S.W.; Vic.; Tas. Native to Europe.
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Conservation status:
naturalised
Flowering time: Oct. — Nov.
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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
Taxonomic notes:
Australian material presently referred to P. hieracioides probably includes several closely related undescribed native species; European material has reddish-brown achenes 3-6 mm long and less attenuate at the base.
Author:
Not yet available
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