302 RYDBERG: 
Batrachium Drouetu (Eur.)t 
Ranunculus Purshitt 
Sisymbrium Nasturtium-aquati- 
cum (Eur.){ 
Tillaeastrum aquaticum (Eur.){ 
Callitriche palustris (Eur.)t 
Callitriche autumnalis (Eur.)t 
PHYTOGEOGRAPHICAL NOTES 
Hippuris vulgaris (Eur.)t 
Sium cicutaefolium 
Menyanthes trifoliata (Eur.)t 
Veronica americanat 
Utricularia vulgaris (Eur.)t 
Utricularia minor (Eur.)t 
b. Bog and wet meadow plants 
Tree 
Salix cordata 
Herbs 
Phalaris arundinacea (Eur.)t 
Alopecurus aristulatust 
Calamagrostis elongatat 
Calamagrostis canadensis} 
Beckmannia erucaeformist 
Carex leptalea (Eur.) 
Carex aureat 
Carex Buxbaumii (Eur.)t 
Carex lanuginosa 
Carex viridulat 
Carex rostratat 
Ranunculus sceleratus (Eur.) 
Halerpestes Cymbalariat 
Argentina Anserina (Eur.)t 
Gnaphalium uliginosum (Eur.) 
Equisetum arvense (Eur.) 
c. Meadow plants 
Agrostis hyemalist 
Muhlenbergia Richardsonis 
Poa annua (Eur.)t 
Poa triflora (Eur.)t 
Poa pratensis (Eur.)t 
Festuca octoflorat 
Hordeum jubatumt 
Carex stenophyllat 
Carex interior 
Juncus bufonius (Eur.)t 
Polygonum ramosissimumt 
Capnodes aureumt 
Arabis ovatat 
' Draba nemorosat 
Viola nephrophyllat 
Viola septentrionalist 
Artemisia biennis 
To this category belong also some of the escaped cultivated 
plants and common weeds, such as 
Phleum pratense (Eur.)t 
Dactylis glomerata (Eur.)t 
Syntherisma Ischaemum (Eur.) 
eth nesee Botrys (Eur.)t 
Bursa Bursa-pastoris (Eur.){t 
Carum Carut (Eur.)f 
Plantago major (Eur. 5 
