Leontodon saxatilis Lam., Asteraceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Other Latin names:  Leontodon taraxacoides (Vill.) Mérat

Common name(s): [more details]

English: hairy hawkbit, lesser hawkbit, rough hawkbit

Habit:  herb

Description:  "Rosette-forming herb. Leaves to ca 10 cm long, narrow linear-oblong in outline but more or less pinnatifid, tending runcinate, with petiole more or less distinct from the decurrent lamina. Capitula solitary, peduncles to nearly 30 cm. Phyllaries ca one cm long in fruiting capitula, a little shorter at flowering stage. Rays yellow. Achenes fusiform, ribs muricate" (Sykes, 1970; p. 66).

Habitat/ecology:  Normally a weed in temperate countries, growing in the non-coastal part of Niue that is also exposed to the cooling effect of the trade wind. It is said to prefer calcareous soils and dry grasslands in Europe (Sykes, 1970; p. 66).

Propagation:  Seed

Native range:  Macaronesia and northern Africa, Europe, Turkey; naturalized elsewhere (GRIN).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
New Zealand (offshore islands) Kermadec Islands	Kermadec Islands	introduced invasive	Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 339)
New Zealand (offshore islands) Kermadec Islands	Raoul Island	introduced invasive	Sykes, W. R. (1977) (p. 94)
Niue Niue	Niue Island	introduced invasive	Sykes, W. R. (1970) (p. 66) Vouchers cited: CHR 170431
Niue Niue	Niue Island	introduced invasive	Whistler, W. A. (1988) (p. 11)
Niue Niue	Niue Island	introduced invasive	Space, James C./Waterhouse, Barbara M./Newfield, Melanie/Bull, Cate (2004) (p. 44) Voucher: BMW 7084 (BISH, CHR, BRI)

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Australia Australia (continental)	New South Wales	introduced invasive	National Herbarium of New South Wales (2013) Weed of lawns and wasteland. Naturalised
Australia Australia (continental)	Australia (continental)	introduced invasive	National Herbarium of New South Wales (2013) South Australia, Tasmania, Victoria, Western Australia Naturalised
Australia Australia (continental)	Queensland	introduced invasive	National Herbarium of New South Wales (2013) Naturalised
British Columbia (province of Canada) Province of British Columbia	Canada (British Columbia)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized
Japan Ryukyu Islands	Ryukyu Islands	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized
New Zealand New Zealand	New Zealand (country)	introduced invasive	Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 339) "Lawns, bogs, swamps, roadsides, railway lines, sand dunes, gravel, waste land, pasture, gardens".
South America (Pacific rim) South America (Pacific rim)	Chile (Republic of)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized
United States (west coast) United States (west coast states)	USA (Oregon)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized
United States (west coast) United States (west coast states)	USA (California)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized
United States (west coast) United States (west coast states)	USA (Washington)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized

Also reported from
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
United States (continental except west coast) United States (other states)	United States (other states)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized

Control:  If you know of control methods for Leontodon saxatilis, please let us know.