HYBRIDS 195 



their color is Naples yellow tinged with rose, the upper lobes conspicuously spotted. 

 The number of stamens is 5, which distinguishes this hybrid from the similar 

 R. azaleodendron. 



Rhododendron Crouxii f . plenum Rehder, nom. nov. 



Rhodazalea Crouxii flore pleno, Croux & fils in Jour. Soc. Hort. France, se*r. 4, 



IX. 328 (1908). G6r6me in Jardin, XXIV. 279, fig. 158, 159 (1910). 

 Azalea mollis x Rhododendron "Marie Van Houtte" Croux & fils, I. c. 



This form has semi-double yellow flowers tinged with rose. 



