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European Birthwort

Aristolochia clematitis

Please keep in mind that it is illegal to uproot a plant without the landowner's consent and care should be taken at all times not to damage wild plants. Wild plants should never be picked for pleasure and some plants are protected by law.
For more information please download the BSBI Code of Conduct PDF document.

Plant Data

Flowering Months:
JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC
Order:
Piperales
Family:
Aristolochiaceae (Birthwort)
Also in this family:
Type:
Flower
Life Cycle:
Perennial
Maximum Size:
90 centimetres tall
Habitats:
Gardens, grassland, wasteland, woodland.

Flower:
֍
Yellow, 1 petal
 
The flowers are pale yellow or brown and tubular. The upper lips are pointed and curved. Pollinated by flies.
Fruit:
A pear-shaped capsule. The seeds are flat and triangular in shape.
Leaves:
A perennial plant with darkish green heart-shaped leaves. The leaves alternate along an erect stem. The leaves appear from May to November.
Other Names:
Birthwort, Common Birthwort, Creeping Birthwort, Upright Birthwort.
Frequency (UK):
Rarely seen  
Distribution Map

Reproduced by kind permission of the BSBI.

Click to open an Interactive Map