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Sow thistle, cerraja

Sonchus oleraceus

Description:

Also known as hare thistles or hare lettuces. They are annual herbs. All are characterized by soft, somewhat irregularly lobed leaves that clasp the stem and, at least initially, form a basal rosette. The stem contains a milky sap. Flower heads are yellow and range in size from half to one inch in diameter; the florets are all of ray type. Sow thistles are common roadside plants. Like the true thistles, sow thistles are in the family Asteraceae.

Habitat:

road side, meadows

Notes:

Camera Model: NIKON D300. Exposure Time: 1/400 sec.; f/10; ISO Speed Rating: 800. Focal Length: 300.0 mm.

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4 Comments

arlanda
arlanda 8 years ago

I changed the ID to Sonchus oleraceus

arlanda
arlanda 8 years ago

I changed the ID to Sonchus sp.

arlanda
arlanda 8 years ago

Thanks chesterbperry, I take notice. I'll keep tryin to find the real ID.

chesterbperry
chesterbperry 8 years ago

This is a Hieracium species, closely related to the dandelion, which always has a single flower per stem.

arlanda
Spotted by
arlanda

O Saviñao, Galicia, Spain

Spotted on Aug 13, 2012
Submitted on Oct 12, 2012

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Reference

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