THE GENERAL CHARACTERS OF SEEDS 



451 



Figure 305B 



Figure 3050 Figure 305D 



FiQ. 305. A. White Clover (.Trifoliwm repens). a, enlarged; b, natural size. 



B. AJsike Clover (.TrifoUum hyhridum). a, enlarged; b, natural size. 



C. Red Clover (.TrifoUum pratense). a, enlarged; b, natural size. 



D. . Low Hop Clover (.TrifoUum ptocurnbens) . a, enlarged; b, opposite face; c, 



flower; d, seeds, natural size. 



(After Hillman, Bull. Nev. Agr. Exp. Sta.) 



Red Clover {TrifoUum, pratense L.). 



Seeds roughy triangular, with angles rounded ; no two sides equal 

 length, sides somewhat convex with rounded edges, one-sixteenth 

 to one-tenth in. long ; color light yellow, purple, or of yellow and 

 purple; old seeds more brownish; scar near radicle, which is not 

 so prominent as in other clovers ; the seeds of mammoth clover re- 

 semble those of red clover but are usually larger. 



Low Hop Clover {TrifoUum procumiens L.). 



Seed light brown, shining, oval, length 1-1.3 mm., width 0.6 mm. ; 

 scar in a notch a short distance from one end. 



Sweet. Clover, Bokhara Clover {MeUlotus alba Desv.). 



Seeds contained in an ovoid pod, one-twelfth to one-fifteenth in. 

 long, reticulated, nearly smooth, elliptical, somewhat triangular, 

 variable ; color yellowish to greenish, scar brown in color ; micropi- 

 lar processes near scar, not conspicuous. Found in seeds of alfalfa 

 and clover. 



