4 MAINE AGRICULTURAL EXPERIMENT STATION. I917. 



A list of iveed seeds found in seeds examined in ipi6 — 

 Concluded. 



NOMENCLATURE, GRAY'S AIANUAL, 17th EDITION, 1908— Concluded. 



Common Name. 



Scientific Name. 



53. Old witch grass 



54. Ovoid spike rush 



55. Ox-eye daisy 



56. Pale persicaria 



57. Pennsylvania persicaria 



58. Peppergrass (Field) 



59. Peppergrass (Wild) 



60. Perennial sweet vernal grass 



61. Pigweed 



62. Pimpermel 



63. Plantain 



64. Poison hemlock 



65. Purslane 



66. Quack grass 



67. Ragweed 



68. Ribgrass 



69. Rugel's plantain 



70. Russian thistle 



71. Sand rocket 



72. Sedge 



73. Sheep sorrel 



74. Shepherd's purse 



75. Slender crabgrass 



76. Small flowered crane's bill 



77. Sow thistle 



78. Spiny sida 



79. Sprouting crabgrass 



80. Spurge 



81. Spurry 



82. Suckling clover 



83. Sunflower 



84. Toothed spurge 



85. Tumble-weed 



86. Virginia three-seeded mercury 



87. Vetch 



88. White hoarhound 



89. White vervain 



90. Whorled mallow 



91. Wild buckwheat 



92. Wild carrot 



93. Wild madder 



94. Wild rose 



95. Willow herb 



96. Winged pigweed 



97. Wormseed mustard 



98. Yarrow 



99. Yellow alyssum 



100. Yellow daisy 



101. Yellow foxtail 



102. Yellow rocket 



103. Yellow-wood sorrel 



Panicum capillare L. 

 Eleocharis ovata (Roth) R. & S. 

 Chrysanthemum leucanthemum L. 

 Polygonum lapathifolium L. 



Polygonum pennsylvanicum li. 

 Lepidium campestre (L) R. Br. 

 Lepidium virginicum L. 

 Anthoxanthum odoratum L. 



Amaranthus retroflexus L. 

 Anagallis arvensis L. 

 Plantago major L. 

 Conium maculatum L. 



Portulaca oleracea L. 

 Agropyron repens (L.) Beauv. 

 Ambrosia artemisiifolia L. 

 Plantago lanceolata L. 



Plantago rugelii Done. 



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



Diplotaxis muralis (L.) D. C. 



Carex unidentified. 



Rumex acetosella L. 

 Capsella Bursa-pastoris (L.) Medic. 

 Digitaria filiformis (L.) Koeler. 

 Geranium pusillum Burm. 



Sonchus oleraceus L. 



Sida spinosa L. 



Panicum dichotomiflorum Michx. 



Euphorbia preslii Guss. 



Spergula arvensis L. 

 Trii'olium dubium Sibth. 

 Helianthus annuus (L.) 

 Euphorbia dentata Michx. 



Amaranthus graecizans L. 

 Acalypha virginica L. 

 Vicia sativa L. 

 Marrubium vulgare L. 



Verbena urticaefolia L. 

 Malva verticillata L. 

 Polygonum convolvulus L. 

 Daucus carota L. 



Galium mollugo I^. 

 Rosa pratincola Greene. 

 Epilobium adetiocaulon Ilaussk. 

 Cycloloma atriplicifolium (Screng.) Coult. 



Erysimum cheiranthoides L. 

 Achillea millefolium L. 

 Alyssum alyssoides L. 

 Rudbeckia hirta L. 



Setaria glauca (L.) Beauv. 

 Barbarea vulgaris R. Br. 

 Oxalis corniculata L. 



