EXPERIMENT STATION BULLETINS. 



305 



GOOSEFOOT OR PIGWEED FAMILY. CHENOPODIACEAE. 



Oliiefly annual herbs, of weedy aspect .so far a.s this country is concerned; flowers very incon- 

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

 of S.'iO species widely distributed. 



Fig. 44 (45). 



Spreading Orache. Atriplex 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. Not 

 common nor troublesome. 



Fig. 45. 



Halberd-leaved Orache. 



hastata (L.) Gray. A pale 

 scurfy annual, 30-70 cm. 

 slender stems, the blades of 

 triangular-hastate, entire or 

 very variable. Salt meadow 

 along the Great Lakes. Not 



Atriplex patula 

 green or purplish, 

 high; leaves with 

 the lower broadly 

 sparingly toothed; 

 s and waste places 

 very troublesome. 



39 



