54 MAINE AGRICULTURAL EXPLRIMLN1 STATION. I908. 



A list of weed seeds found in seeds examined in ipo/. 

 Britton and Brown, Nomenclature. 



Common name.' 

 American pennyroyal. 

 American wild mint. 

 Beak grass. 



Black medick. 

 Black mustard. 

 Black nightshade. 



Bladder ketmia. 

 Blue vervain. 

 Blue weed. 



Canada thistle. 



Canadian blue grass. 



Catnip. 



Charlock. 



Chicory. 



Common chickweed. 



Corn cockle. 



Corn mayweed. 

 Corn spurrey. 

 Crabgrass. 



Crane's-bill. 

 Dandelion. 

 Dock Sp. 



Dodder. 



English ryegrass. 

 Ergot (spore clusters). 



Evening primrose. 

 Field peppergrass. 

 Five finger. 



Flax. 



Fowl meadow grass. 



Goosefoot. 



Green foxtail. 

 Hairy stick seed. 

 Heal-all. 



Hedge mustard. 

 Hoarhound. 

 Horse nettle. 



Kidney vetch. 

 Knot grass. 

 Lady's thumb. 



Scientific name. 

 Hedeoma pulegioides, (L) Pers. 

 Mentha canadensis, L. 

 Panicum rostratum, Muhl. 



Medicago lupulina, L. 

 Brassica nigra, Koch. 

 Solanum nigrum, L. 



Hibiscus Trionum, L. 

 Verbena hastata, L. 

 Echium vulgare, L. 



Carduus arvensis, (L) Robs. 



Poa compressa, L. 

 Nepeta Cataria, L. 

 Brassica arvensis (L) B. S. P. 



Cichorium Intybus, L. 

 Alsine media, L. 

 Agrostemma Githago, L. 



Matricaria inodora, L. 

 Spergula arvensis. L. 

 Syntherisma sanguinalis (L) Nash. 



Geranium maculatum, L. 

 Taraxacum Taraxacum (L) Karst. 

 Rumex sp. 



Cuscuta Epithymum, Bab. 

 Lolium perenne, L. 

 Claviceps (purpurea.?) 



Onagra biennis (L) Scop. 

 Lepidium campestre, R. Br. 

 Potentilla Monspeliensis, L. 



Linum usitatissimum, L. 

 Poa flava, L. ? 

 Chenopodium album, L. 



Chsetochloa viridis, L. ? 

 Lappula texana, Britton. 

 Prunella vulgaris, L. 



Sisymbrium officinale, L. 

 Marrubium vulgare, L. 

 Solanum carolinense, L. ? 



Vicia sp. ? 



Polygonum aviculare, L. 



Polygonum Persicaria, L. 



