310 



EXPERIMENT STATION BULLETIN. 



GOOSEFOOT OR PIGWEED FAMILY. CHENOPODIACEAE. 



Chiefly annual herbs, of weedy aspect so far as this country is concerned; fl#wers very incon- 

 spicuous, each pistil bearing a single seed. Economic plants are spinach and beets. A small family 

 of 550 species widely distributed. 



Fig. 44 (45). 



Spreading Orache. Alriplex patula L. A 

 dark green, spreading annual 30-120 cm. high; 

 leaves petioled, the blades narrowly lanceolate- 

 hastate, 2-10 cm. long, sparingly toothed or 

 three-lobed below; flower clusters in rather 

 slender spikes, the two kinds together or 

 separate. Naturalized from Europe. Nut 

 common nor troublesome. 



Fig. 45. 



Halberd-leaved Orache. A triplex patula 

 hastata (L.) Gray. A pale green or purplish, 

 scurfy annual, 30-70 cm. high; leaves with 

 slender stems, the blades of the lower broadly 

 triangular-hastate, entire or sparingly toothed; 

 yery variable. Salt meadows and waste places 

 along the Great Lakes. Not very troublesome. 



