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Home>
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Plants and algae>
Spiny sowthistle>
All photos

Spiny sowthistle (Sonchus asper)

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All photos

Spiny sowthistle seeds

© Dr Karl Sauerbrey
Spiny sowthistle stand at edge of field

© Matt Lavin
Dense stand of spiny sowthistle

© Matt Lavin
Spiny sowthistle

© Heather Angel / naturalvisions.co.uk
Spiny sowthistle

© Dr Karl Sauerbrey
Spiny sowthistle, the clasping stem leaves have blunt or rounded auricles

© Matt Lavin
Close up of spiny sowthistle leaf

© Christine Hanrahan
Spiny sowthistle before flowering

© André Simon / Biosphoto
Spiny sowthistle with flower bud

© Dr Karl Sauerbrey
Spiny sowthistle flower buds, open flower and dessicated flowers

© Matt Lavin
Spiny sowthistle flower buds

© Matt Lavin
Spiny sowthistle flower opening

© Matt Lavin
Spiny sowthistle open flower

© Matt Lavin
Spiny sowthistle flower, view of the involucral bracts

© Matt Lavin
Spiny sowthistle flowers

© Heather Angel / naturalvisions.co.uk
Spiny sowthistle fruit

© Matt Lavin
Lesser goldfinch eating seeds of spiny sowthistle

© Rolf Nussbaumer / Animals Animals
Spiny sowthistle with milky sap where root branches have been sheared

© Matt Lavin

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