88

Vol. 4. p. 737. "D^r T. Bell Salter on fertility of certain Hybrids"

p. 738. quotes from Prof. Bell that with hens, domestic goose & swan-goose (Cygnus Guineensis) readily bred together. The male & female hybrids bred readily with the pure parents, but not with each other.

D^r S. suspected with an opinion once held by Sir J. E. Smart that Epilobium roseum was hybrid between E. montanum & E. tetragonum: latter was impregnated ten years ago by pollen of E. montanum & the plants produced were intermediate, but not like E. roseum: for 4 successive generations raised plants from Hybrid seed, & since then,i e for 4 years more continued to come up in garden.

October 1852. — & now in letter he speaks of them continuing to come up. — 2 out of the whole very large number of hybrids were abnormal types with a stronger resemblance toone parent, — with similar slight exceptions keep same characters to present day. — He also made reciprocal cross but hybrids were similar. —