51 | Herbarium Image: Carex nigra |
52 | Herbarium Image: Potamogeton obtusifolius |
53 | Herbarium Image: Molinia caerulea |
54 | Herbarium Image: Senecio aquaticus |
55 | Herbarium Image: Carex elata |
56 | Herbarium Image: Ceratophyllum demersum |
57 | Herbarium Image: Minuartia verna |
58 | Heptagenia sulphurea |
59 | Herbarium Image: Elodea sp. |
60 | Herbarium Image: Nitella opaca |
61 | Herbarium Image: Potamogeton crispus |
62 | Herbarium Image: Potamogeton gramineus |
63 | Herbarium Image: Potamogeton berchtoldii |
64 | Herbarium Image: Potamogeton obtusifolius |
65 | Herbarium Image: Elodea canadensis |
66 | Herbarium Image: Najas flexilis |
67 | Herbarium Image: Glyceria fluitans |
68 | Herbarium Image: Potamogeton praelongus |
69 | Herbarium Image: Saxifraga hypnoides |
70 | Herbarium Image: Carex nigra |
71 | Herbarium Image: Carex elata |
72 | Herbarium Image: Filipendula ulmaria |
73 | Herbarium Image: Festuca arundinacea |
74 | Herbarium Image: Eupatorium cannabinum |
75 | Herbarium Image: Helictotrichon pubescens |