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Herbarium specimen: Ceratophyllum demersum

Taxon:Ceratophyllaceae: Ceratophyllum demersum L. ("Rigid Hornwort")
Filed in taxon folder:Ceratophyllaceae: Ceratophyllum demersum L. ("Rigid Hornwort")
Collected by:Mr Isaac A Helsby
Collection date:14/8/1933
Locality:Great Britain, VC20 Hertfordshire, Rickmansworth, TQ09, Backwater adjoining canal
ex herb:Mr Isaac A Helsby
Institution:South London Botanical Institute (SLBI)
Image:Ceratophyllum demersum herbarium specimen from Rickmansworth, VC20 Hertfordshire in 1933 by Mr Isaac A Helsby.

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Documented by chrisu on 17th February 2015.

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