103 :.:aixe agricultural experimext statiox, 



1913- 



A list of zveed seeds found in seeds examined in 1913. 



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



Common Name. 



Scientific Name. 



American pennyroyal 

 American wild mint 

 Barnyard grass 

 -Rird's foot trefoil 



Black medick 

 Blue field madder 

 Bracted plantain 

 Bull thistle 



Canada thistle 



Catnip 



Common chickweed 



Common nightshade 



Common speedwell 

 Crabgrass 

 Crane's bill 

 Dock 



Evening primrose 

 Ergot 

 False flax 

 Five finger 



Flax dodder 

 Goosefoot 

 Green foxtail 

 Heal-all 



Hedge mustard 

 Indian mallosv 

 Knot grass 

 Lady's thumb 



JIayweed 



Mint 



Moth muUein 



Mouse-ear chickweed 



Night-flowering catchfly 

 Old -witch grass 

 Ovoid spike rush 

 Ox-eye daisy 



Ox-tongue 



Pennsylvania pcrsicaria 

 Peppergrass 

 Pigweed 



Plantain 

 Purslane 

 Rascweed 

 Ribgrass 



Rugel's plantain 

 Sedge 



Sheep sorrel 

 Shepherd's purse 



Slender crabgrass 



Spurge 



Tumble-weed 



Virginia three-seeded mercury 



Whit€ vervain 

 "Wild madder 

 Winged pigweed 

 "U'ormseed mustard 



Yarrow 

 Yellow daisy 

 Yellow foxtail 

 Yellov.- rocket 



Hedeoma pulegicides (L.) Pers. 

 I Mentha canadensis (L.) Brig. 

 lEchinochloa crusgalli (L.) Beauv. 

 {Lotus comiculatus L. 

 ! 



Medicago lupulina L. 

 Sherardia arvensis L. 

 Plantago aristata Michx. 

 iCirsium lanceolatum (L.) Hill. 



Cireiura arvense (L.) Scop. 

 iNepeta cataria L. 

 Stellaria media (L.) Cyrill. 

 Solanum nigrum L. 



Veronica ofRcinalLs L. 

 Digitaria sanguinalis (L.) Scop. 

 Geranium macutatum L. 

 Rumex sp. 



: Oenothera biennis I/. 

 jtClaviceps purpurea (Fr.) Tul. 

 jCamelina microcarpa Andrz. 

 Potentilla monspeliensis L. 



jCvsouta epilinum Weihe. 

 ; _hvuopodium album L. 



."^etaria viridis (L.) Beauv. 



Prunella vulgaris L. 



Sisymbrium officinale (L.) Scop. 

 Abutilon theophrasti Medic. 

 Polygonum aviculare L. 

 Polygcnvim persicaria L. 



Anthemis cotula L. 

 Mentha sp. 



Verbascum blatteria L. 

 Cerastium vulgatum L. 



Silene noctiflora L. 

 Panicum capillare L. 

 Eleocharis ovata (Roth.) R. & S. 

 Chrysanthemum leucanthemum L. 



Picris echioides L. 

 Polygonum pennsj-lvanicum I,. 

 Lepidium virginicum L. 

 Amaranthus retroflexus L. 



Plantaao major L. 

 Portulaca oleracea L. 

 Ambrosia artemisiifolia L. 

 Plantago lanceolata L. 



Plantago rugelii Done. 



Carex, unidentified. 



Rumex acetosella L. 



Capsella bursa-pastoris (L.) ^Tedic. 



Digitaria filiformis (L.) Koeler. 

 ] Euphorbia preslii Giiss. 

 Amaranthus graecizans L. 

 Acalypha virginica L. 



Verbena urticaefolia L. 



Galium mollugo L. 



Cycloloma atriplicifolium (Spreng.) Coult. 



Eirysimum cherianthoides L. 



Achillea millefolium L. 

 Rudbeckia hirta L. 

 Setaria glauca (L.) Beau\ . 

 Barbarea vulgarLs R. Br. 



tScIerotia of the fungu? 



