Robert Jacob Gordon
RP-T-1914-18-1
Pelargonium echinatum W. Curtis (Prickly-stemmed pelargonium)
Robert Jacob Gordon
Lunaria annua (judaspenge)
Hans Simon Holtzbecker
Gomphocarpus fruticosus, formerly Asclepias fruticosa (Tennis-ball milkweed)
Robert Jacob Gordon
Polei (Mentha pulegium)
Unknown Artist
Bladder Senna and Sticky Catchfly
Herman Saftleven
Scabiosa of Knautia
Unknown Artist
Tak van Ixia olystachya met details van stamper en bloem
anonymous
Witkleurige blauwe knoop (Succisa)
Unknown Artist
Geranium
Laurens Vincentsz. van der Vinne
Holwortel (Corydalis cava)
Unknown Artist
Zijdeplant (Asclepias syriaca)
Unknown Artist
Boterbloem (Ranunculus)
Unknown Artist