Tuesday 12 November 2013

Urtica dioica (perennial stinging nettle)

LOCATION: BOGGART HOLE CLOUGH, MANCHESTER

THE LEAVES OF STINGING NETTLE ARE QUITE LONG AND SOFT, THEY HAVE STRONGLY SERRATED MARGIN, A CORDATE BASE AND A ACUMINATE TIP. THE STEM IS GREEN AND WIRY. FROM MY OBSERVATIONS I NOTED THAT BOTH THE LEAVES AND THE STEM ARE HAIRY, THEY ARE USUALLY THE STINGING HAIRS WHICH COME OFF WHEN TOUCHED, TRANSFORMING THE HAIR INTO A NEEDLE WITH VARIOUS CHEMICALS AND THEN CAUSING PAIN.

I FOUND THIS SPECIES NEAR THE WETLANDS. IT ALSO HAS SMALL, LONG, HANGING GREEN FLOWERS WHICH INDICATE THAT THE PLANT IS FEMALE AS PURPLE FLOWERS GROW ONLY ON MALE SPECIES. THIS SPECIFIC PLANT WAS FIRMLY EATEN BY INSECTS, OR PROBABLY SNAILS.

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