32 



REVERSION OF LOMENTS TO LEAVES IN TICK- 

 TREFOIL. 



E. L. MOSELEY. 



Thirteen species of Desmodium grow in Erie 

 Count3\ In two localities specimens of Desmodium 

 acuminatum have been found with abnormal fruit. 

 Occupying the places of loments are simple leaves of 

 different sizes, some flat, others folded and forming 

 partly or entirely closed but empty legumes very leaf- 

 like in appearance and much larger than natural 

 loments. The transition was well shown in a single 

 one of the specimens exhibited. 



DISCUSSION OF PROF. MOSELEY'S PAPER ON 

 "REVERSION OF LOMENTS TO LEAVES." 



Dr. Josua Lindahl made some remarks on similar 

 phenomena observed by him on roses. Mr. Knott, a 

 florist in Avondale, has a number of rose bushes which 

 always produce green flowers, the petals being, as to 

 color and texture, regular chlorophyll-bearing leaves, 

 while in form they more resemble the leaflets of the 

 foliage leaves than the usual form of petals in roses. 

 These green roses are much sought for as button-hole 

 decorations on St. Patrick's day. 



The garden of Mr. T. B. Collier in the same suburb 

 of Cincinnati has many white rose bushes of a common 

 hardy variety. Previous to 1896 they had shown no 



