66 



Maine Agricultural Experiment Station. 1918. 



A list of weed seeds found in seeds examined in igi8. 



NOMENCLATURE, GRAY'S MANUAL, 17th EDITION, 1908. 



Common Name. 



Scientific Name. 



1. American wild mint 



2. Ball mustard 



3. Barnyard grass 



4. Black medick 



5. Blue vervain 



6. Bracted plantain 



7. Canada thistle 



8. Charlock 



9. Common chickweed 



10. Corn cockle 



11. Dock 



12. Evening primrose 



13. Ergot 



14. False flax 



15. Field peppergrass 



16. Five finger 



17. Giant ragweed 



18. Goosefoot 



19. Great bindweed 



20. Green foxtail 



21. Hairy stiekseed 



22. Heal-all 



23. Hemp nettle 



24. Lady's thumb 



25. Large false flax 



26. Mayweed 



27. Mint 



28. Moth mullein 



29. Mouse-ear chickwe°d 



30. Mustard 



31. Night-flowering eatchfly 



32. Old-witch grass 



33. Ovoid spike rush 



34. Pale persiearia 



35. Pennsylvania persiearia 



36. Penny cress 



37. Perennial sweet vernal grass 



38. Pigweed 



39. Plantain 



40. Quack grass 



41. Ragweed 



42. Ribgrass 



43. Rugel's plantain 



44. Russian thistle 



45. Sedge 



46. Sheep sorrel 



47. Shepherd's purse 



48. Slender crabgrass 



Mentha canadensis (L.) Brig. 

 Neslia paniculata (L.) Desv. 

 Echinochloa crusgalli (L.) Beauv. 



Medicago lupulina L. 

 Verbena hastata L. 

 Plantago aristata Michx. 



Cirsium arvense (L.) Scop. 

 Brasfjca arvensis L. 

 Stellaria media (L.) Cyrill. 



Agrostemma githago L. 

 Rumex sp. 

 Oenothera biennis L. 



*Claviceps purpurea (Fr.) Tul. 

 Camelina microcarpa Andrz. 

 Lepidium tampestre (L.) R. Br. 



Potentilla uonspeliensis L. 

 Ambrosia t"iflda L. 

 ChenopodL.m album L. 



Convolvulus sepium L. 

 Setaria viridis (L.) Beauv. 

 Lappula eehinata Gilib. 



Prunella vulgaris L. 

 Galeopsis tetrahit L. 

 Polygonum persiearia L. 



Camelina sativa (L.) Crantz. 

 Anthemis eotula L. 

 Mentha sp. 



Verbascum blattaria L. 

 Cerastium vulgatum L. 

 Brassiea nigra (L.) Koch. 



Silene noetiflora L. 

 Panieum eapillare L. 

 Eleocharis ovata (Roth.) R. 



& S. 



Polygonum lapathifolium L. 

 Polygonum pennsylvanieum L. 

 Thlaspi arvense L. 



Anthoxanthum odoratum L. 

 Amaranthus retroflexus L. 

 Plantago major L. 



Agropyron repens (L.) Beauv. 

 Ambrosia artsmisiifolia L. 

 Plantago laneeo^ta L. 



Plantago rugelii Done. 



Salsola Kali tenuifolia (L.) G. F. W. Mey. 



Carex unidentified 



Rumex acetosella L. 



Capsella Bursa-pastoris (L.) Medic. 



Digitaria filiformis (L.) Koeler. 



*Sclerotia of the fungus. 



