275] FLORA OF COLUMBIA AND VICINITY I33 



Sparingly along streets. 

 Europe, thence to America. 



131. SPINAOIAL. Spinach. 



361. S. oleracea L. 



Occasionally adventitious in gardens. 



Not known in a wild state, but probably from the Orient. 



132. ATRIPLEXL. Orache. 



362. A. hastatum (hastata) L. lA. patulum hastatum (L.) 

 Gray]. 



Common in waste places and along streets. 

 New Brunswick to British Columbia; South Carolina 

 to Missouri, Nebraska and Utah: Europe. 



Family 33. AMARANTACEAE J. St. Hil. Amaranth 

 family. 



133. AMARANTHS (AMARANTHUS) L. Ama- 

 ranth. 



363. A. paniculatus L. \A. hybridiis paniculatus (L.) U. & 

 B.]. Red amaranth. 



Along roads and in waste places; scarce. 

 Tropical America, becoming cosmopolitan. 



364. A. chlorostachys Willd. Green amaranth. 

 Waste grounds. 



Tropical America, now cosmopolitan. 



365. A. bybridus L. \A. chlorostachys hybridus (L.) Wats.]. 

 Slender pigweed. 



Alluvial waste lands at Providence. 

 Tropical America, now cosmopolitan. 



366. A. retroflexus L. Common pigweed. 

 Abundant in cultivated and waste lands. 

 Tropical America, now cosmopolitan. 



367. A. spinosus L. Thorny pigweed. 

 Very common in gardens and waste lands. 

 Tropical America, thence to North America. 



