Note 101 — Chapter XVIII · ON THE ADVANTAGES AND DISADVANTAGES OF CHANGED CONDITIONS OF LIFE: STERILITY FROM VARIOUS CAUSES.
Reading edition
‘Gardener’s Chronicle,’ 1843, p. 628. In this article I suggested the theory above given on the doubleness of flowers. This view is adopted by Carrière, ‘Production et Fix. des Variétés,’ 1865, p. 67.