402 THE JOURNAL OF BOTANY 
forbade any attempt to check our conclusion by the crucial ex- 
periment of making hybrids similar to those we found ready-made 
at Dalkey. 
The available evidence may be most Reeder considered 
under two heads—first, evidence derived from the observed com- 
bination or fusion in the intermediates of Soul characters of their 
assumed parents; second, evidence derived from the sie distri- 
bution of the intermediates in relation to their paren 
Taking these heads of evidence in order, it ma He’ no oted i in the 
one hand, or to S. Cineraria on the other—preserve certain obvious 
distinctive characters by which they may be discriminated at a 
glance. e stems and leaves and involucres are always less 
tomentose than in S. Cineraria and more so than in S. Jacobea, 
while the inflorescence is always more leafy and die pines them- 
selves more finely divided than in the former species, though less 
so than i in the latter. The general tone of colour of the foliage, too, is 
0 
n the interval between June 6th and Aacust 28th of this 
ssf one the ‘Soiey of careful observation was to show that the 
order of flow of the three plants was—first, S. Cineraria; 
second, the Gibstmedinte or hybrid; and last, S. Jacobea. Flower- 
buds sho wed clearly on the first two plants on June 6th, while no 
trace of them was “ti be seen on the neighbouring S. Jacobea; on 
June 14th a few heads of S. Cineraria were in full flower, and some 
aspect. Similarly, with form 6 there was the rte ate of 
tendencies, the same hesitation Mott ¢ akin i Pe ~ brag ts ne. °F 
ascending habit of ts corymb-branches was strongly reminiscent 
of 8. Jacobea, but the souaiiaratie calves “ot its less ample 
we have no hesitation in selecting it as the typical hybrid 
he points just touched on are the more Puttin field-marks of 
