Common Sorrel
Rumex acetosa L.
Plant family: Polygonaceae 
Biologic group: Perennial with lateral roots

Cow-Parsley, Keck
Anthriscus sylvestris (L.) Hoffm.
Plant family: Apiaceae 
Biologic group: Perennial with offshoots

Compact Rush
Juncus conglomeratus L.
Plant family: Juncaceae 
Biologic group: Perennial with slow-growing rhizomes

Soft Rush
Juncus effusus L.
Plant family: Juncaceae 
Biologic group: Perennial with slow-growing rhizomes

Sticky Catchfly
Viscaria vulgaris Bernh.
Plant family: Caryophyllaceae 
Biologic group: Perennial with tap root