Description487 Potamogeton perfoliatus.jpg Potamogeton perfoliatus L. Original Description Ålnate, Potamogeton perfoliatus L. Date between 1917 and 1926...
DescriptionPotamogeton perfoliatus nf.jpg Potamogeton perfoliatus Date between 1917 and 1926 date QS:P,+1950-00-00T00:00:00Z/7,P1319,+1917-00-00T00:00:00Z/9...
Jackson - The Pictorial Flora; or British Botany Delineated - Books from the Biodiversity Heritage Library (IA pictorialfloraor00henr) (title page).jpg....
operator: Flickr URL: https://live.staticflickr.com/3784/20371492985_50114997d0_o.jpg sourcing circumstances: circa determination method: SHA-1...
DescriptionBilleder af nordens flora (Page 487) (8147663187).jpg 487 HJÆRTEBLADET VANDAKS, potamogeton perfoliatus. Date 1917 Source https://www.flickr...
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