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Herbarium specimen: Elodea canadensis

Taxon:Elodea canadensis Michx. ("Canadian Waterweed")
Filed in taxon folder:Elodea canadensis Michx. ("Canadian Waterweed")
Collected by:Mr Isaac A Helsby
Collection date:3/8/1933
Locality:Great Britain, VC17 Surrey, River Thames at Kew, TQ17, NB labelled 'Ditch along R Thames' [not otherwise localised, but Helsby's other specimens of that date are from Kew]
ex herb:Mr Isaac A Helsby
Institution:South London Botanical Institute (SLBI)
Image:Elodea canadensis herbarium specimen from River Thames at Kew, VC17 Surrey in 1933 by Mr Isaac A Helsby.

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Documented by dawn nelson on 7th December 2011.

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