Wilde planten in Nederland en BelgiŽ

Canadees hertshooi - Hypericum canadense


Water-color sketches of American plants, especially New England, Helen Sharp (1888-1910)


Drawings of the Royal Botanical Expedition to the Viceroyalty of Peru, H. Ruiz, J. Pavůn (1777-1816)

2001-2023 Klaas Dijkstra - cc by-nc-sa 3.0 nl