Petasites hybridus (Linnaeus 1753) Gaertner, Meyer, & Scherbius 1801 (Family Asteraceae)


Plant

Leaf

Flower

Fruit

Height: 10-80cm
Occasionally Arbuscular Mycorrhizal
Perennial, Persistent Seed Bank
Hermaphrodite, Flowering March - April (Earliest: 29.3)

Protective Chemicals
Sesquiterpenoids Furanopetasin, Isopetasin, Petasin
Pyrrolizidine Alkaloids Integerrimine, Monocrotaline, Retrorsine,
Senecionine, Seneciphylline, Senkirkine

Biotopes:
Spruce Forest Edge
Flower Visitors:
Many Apidae

Vespula rufa

Aglais io

Aglais urticae

Gonepteryx rhamni

Cheilosia albipila

Pollenia rudis
Parasites:
Ascochyta microspora

Acidia cognata

Phytomyza tussilaginis

Stemonocera cornuta
Herbivores:
Amphipoea oculea Larva

Several Tenthredinidae Larvae

Liparus germanus Larva
Sapivores:
Eupteryx atropunctata

Ecological Flora of the British Isles
Skye Flora: Butterbur


Pictures © 2003, 2015, 2016 J.K. Lindsey

Caution

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