FLORA OF WASHINGTON AND VICINITY. l07 



AMARANTACEiE. 



Amaranth Familx. 



Amarantus paniculatus, L. Red Amaranth. 

 Rare out of gardens. August, September. 



t Amarantus retroflexus, L. Green Amaranth. Pigweed. 

 August, September. 



Amarantus alius, L. 



Alexandria; Not common. September. 



t Amarantus spinosus, L. Thorny Amaranth. 



July, August. 



t Acnida cannabina, L. Water- Hemp. 



Potomac shores, between tides; also ou the Eastern Branch. August. 



CHENOPODIACEiE. 



GoosEFOOT Family. 



t Chenopodium ai&wm, L. Lamb's-Quarters. Pigweed. 

 June, July. 



Chenopodium Bosdanum, Moq. [C album, L., var. Boscianum, Gray.] 

 July. 



Chenopodium uriicum, L. 



Vacant lots in the city ; rare. July, August. 



Chenopodium murale, L. 

 Not common. September. 



Chenopodium Botrys, L. 



Waste places in the city ; rare ; not seen since 1874. 



Chenopodium amhrosioides, L. Mexican Tea. 

 August, Se^itember. 



t Chenopodium amhrosioides, L., var. anthelminticum, Gray. Wormseed. 

 Too near the last. August, September. 



Atriplez patula, L., var. hastata, Gray. Orache. 

 White Lot. August, September. 



t Salsola Kali, L. Saltwort. 

 Alexandria (Dr. Vasey). 



PHYTOLACCACE-a;. 



PoKEWEED Family. 



t Phytolacca decandra, L. Pokeweed. 

 June. 



