Fig. 74. 



Study of Capsella bursa-^astoris {Shepherd's purse). A type page of Student's 

 Laboratory Book : a, entire plant; b, a flower enlarged ; c, longitudinal diagram 

 of an open flower ; d, cross diagram of a flower ; e, longitudinal diagram of a bud ; 

 /, a petal ; ^, a sepal ; k, a stamen before the opening of the anther ; z, a stamen 

 after the anther has broken open to discharge the pollen ; /, a pistil enlarged, 

 with nectaries at its base; k, an ovule enlarged; /, the fruit or ripened pistil; 

 m, fruit dehiscing. 



