64 Staten Island Association of Arts and Sciences 



Amaranthus deflexus L.* 



Tropical America. 

 Lepidium medium Greene.* 



Southwestern United States. 

 Sin-apis alba L.* 



Europe. Common in waste ground, 

 Brassica arvensis (L.) B.S.P. 



Europe. Common in waste ground. 

 Brassica campestris L. 



Europe. Common in waste ground. 

 Diplotaxis muralis (L.) DC. 



Old world. 

 Raphanus raphanistrum L. 



Europe. Common in waste ground. 

 Roripa palustris (L.) Bess. 



Europe. Common in waste and low ground. 

 Camelina sativa (L.) Crantz. 



Europe. Common in waste ground. 

 Koniga maritima (L.) R. Br. Sweet alyssum. 



Cultivated. 

 Cleome spinosa L.* 



Tropical America. 

 Cleome pentaphylla L.* [Pedicellaria pentaphyUa (L.) Schrank.] 



Tropical America. 

 Seshan macrocarpa Muhl.* 



Southern and western United States. 

 Phaseolus vulgaris L.* Kidney bean. 



Cultivated. 

 Ricinus communis L.* Castor oil bean. 



Cultivated. 

 Euphorbia pilulifera L.* 



. Southern United States and West Indies. 

 Heliotr opium europaeum L. 



Europe. Common in waste ground. 

 Physalis pubescens L. 



Pennsvlvania and southward. 



