SIR J. LUEEOCK — PlIYTOBIOLOOICAL OBSERTATIONS. 



355 



Mustard 



iQ some the two halves of each cotyledon are unequal, as in the 

 G-eraniums (fig. 25), or they are otherwise unsyminetrical, as in 

 the Lux)iae, Lahurnum (fig. 2G), Clitoria (fig. 27), Scliinus (fig. 28). 



Fig. 2r>. 



Fig. 25. 



Seedling of Geranium sangtdneiaii 



I^at. size. 



Seedling of Laburnum {C^tisus 

 vtdgare). ' Nat. size. 



Fig. 27. 



Fig. 28. 



*Ji^ 



Seedling of ClUoria tcmatea. 



Half n"at. size. 



Seedling of Schinus tcrehinfhi/olius. 



Two thirds nat. size. 



described 



