84 FLOWERS GROW INTO BRANCHES. 



are frequently changed into leaves, of whiot tie case represented in the 

 foUomng cut (Fig. XVIII.) is a most striking example. In tHs case the 



Fig. XVIII. — Transformation of a Rose into a branclj. 



calyx- tube was absorbed or not developed ; the sepals were half converted 

 into leaves ; the petals were more than half changed iiito sepals ; the 

 outer carpels were partly in their customary state, those nearer the centre 

 were converted into small leaves, and the remainder were carried up 

 upon the axis or centre, which had lengthened into a branch in every 

 conceivable state of transition, imtil the last-formed, namely, the 



