Jonathan's picture

Green hogweed flowers-001

Observed: 24th June 2012 By: Jonathan
iSpot team
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green hogweed flowers-001
green hogweed flowers
Description:
Identifications
Species interactions

No interactions present.

Species with which Hogweed (Heracleum sphondylium) interacts

Comments

steve_t's picture

The subspecies Heracleum

The subspecies Heracleum sphondylium sibiricum, has greenish flowers could it be this?

Jonathan's picture

Maybe you are right. I just

Maybe you are right. I just discovered that in Poland the two subspecies are pollinated by different insects, with beetles preferring the greenish flowers of H. sphondylium sibiricum and diptera and hymenoptera preferring the white of H. s. s. www.ogrod.uw.edu.pl/ogrod/papers/Zych%202002.pdf

Jonathan
University of Edinburgh and Biodiversity Observatory (OU)