Tansy Ragwort

Plant Bio

Common Name:Tansy ragwort
Family:Asteraceae
Genus:Senecio
Species:jacobaea
Classification/Rank:Very Invasive
Method of Transportation:
Habitat/Range:• one large site reported on Haida Gwaii. • several sites reported in the PG and Robson Valley IPMAs in 2006

Description

• biennial or short lived perennial herb from taproot; grows 0.2 to to 1.0 m tall
• stems erect, solitary or several branched above, sparsely to densely white woolly-hairy
• basal leaves broadly lance shaped, stalked, 2 to 3 times pinnately cut, smooth; stem leaves similar, reduced upwards becoming unstalked
• flowers yellow; several to numerous clusters

News

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posted: June 15, 2016
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