828 PLANT LIFE OF ALABAMA. 
*TIpomoea batatas (L.) Poir. (Satatas edulis Chois.) SWEET Potato, 
Bermudas, red and white, leaves entire, tubers farinaceous. Brazilian yams, 
leaves lobed, tubers white, farinaceous. Spanish or sweet yams (so called), leaves 
lobed, tubers white or yellow, sugary. 
Mexico, 
“Solanum tuberosum L. IRISH POTATO. 
America, 
The early red and white sorts on the truek farms near the coast for early shipment. 
Helianthus tuberosus L. JERUSALEM ARTICHOKE, 
Tragopogon porrifolius L. SALSIFY, 
Rarely. 
PLANTS CULTIVATED FOR THEIR |.EAVES AND STEMS. 
(Garden vegetables and forage crops. ) 
Asparagus officinalis L. ASPARAGUS, 
Europe. 
Spinacia oleracea I.. SPINACH, 
Europe. 
Boehmeria nivea Gaud., and B. tenacissima Roxb. CHINA Grass. RAMIE. 
Fiber plants. At present almost abandoned; the young green stems here and 
there cut for green fodder. 
Tetragonia expansa Ait. NEW ZEALAND SPINACH, 
Rarely. Australia. 
Lepidium sativum L. PEPPER GRASS. GARDEN CRESS. 
Europe. ° 
Roripa nasturtium (L.) Rusby. WATER CREss, 
Europe. 
Sinapis alba L. WHITE MUSTARD, 
Europe. Chiefly for greens, 
Brassica oleracea botrytis L. CAULIFLOWER. 
Europe. 
* Brassica oleracea capitata I. CABBAGE. 
* Brassica oleracea acephala DC. KALE, COLLARDs. 
Brassica oleracea gongylodes I. KONL-RABI, 
Rarely. 
* Trifolium pratense I.. Rep CLovER, 
Mountain regions and Tennessee Valley. 
Kurope. 
Trifolium hybridum I. ALSIKE CLOVER. 
With the above. 
Europe. 
Trifolium incarnatum L. SCARLET CLOVER. TURKISH CLOVER. 
Lately in the Central Prairie region and Pine belt. Not frequently. 
