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Anthemis arvensis L.
Family Asteraceae
Anthemis arvensis L. APNI*

Description: Annual or biennial to 60 cm high, stems ascending or decumbent, branched from the base, striate, somewhat pubescent.

Leaves 1–3 times pinnatisect, up to 4 cm long, 1–2 cm wide, the segments linear to subfiliform, dull green, hirsute on the undersides at least; ultimate segments linear, < 1 mm wide.

Inflorescences terminal, 2–3 cm diam., solitary on peduncles to 10 cm long, sometimes forming a loose leafy corymb; involucral bracts 4–5 mm long, pubescent; receptacle convex, becoming ovoid or conical, scales equalling or longer than the florets. Ray florets 15–20, sterile/female; ligule 8–12 mm long, white, apex ± 3-toothed. Disc florets many, c. 3 mm long, yellow.

Achenes 1.5–2.5 mm long, 4-angled, 10-ribbed; pappus a microscopic irregular rim.


Herbarium
Sheet

Flowering: December–January

Distribution and occurrence: Grows in grassy areas in the Guyra, Taree and Taralga areas. Native of S Eur., but now established in most of Eur.; Asia, Afr.
NSW subdivisions: *NC, *NT, *CT
Other Australian states: *Vic. *Tas. *S.A.
AVH map***

Text by D. W. Hardin
Taxon concept: Flora of NSW 3 (1992)


APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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