Teratology in the Flowers of Two Californian Willows Volume 2
This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from ... Show synopsis This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1905 edition. Excerpt: ... these two general manifestations of abnormality have been frequently reported by writers, so mere mention of some of the forms in point found on our trees will be made. There are found then here: (1) pistils showing various degrees of separation of the carpels; (2) two distinct unicarpellary pistils resembling miniature pea-pods in one flower; (3) three such pistils in one flower; (4) a normal bicarpellary and a unicarpellary pistil in one flower; (5) two perfectly developed and distinct bicarpellary pistils in one flower. Sometimes the unicarpellary pistils were monstrous in being bisexual, like the bicarpellary pistils described above, a more or less malformed anther bulging out at the suture between the carpel margins. Bearing of the Abnormalities Described on Some Moot Points Regarding the Salix Flower. The notes following here are based mainly on the usually accepted general theories of evolution. Most comment of writers, suggested by similar abnormalities in Salix, has been so made, though the conclusions to which different writers have inclined have differed. A more recent fundamental theory, under which such abnormalities may be interpreted, is referred to later. Was The Ancestral Flower Bisexual Or Unisexual? This question is, perhaps, the one most commonly discussed, and the answer to it seems to depend mainly upon the interpretation one makes of the present sporadic instances of hermaphroditism in the flower. In fact, it is generally the encountering of cases of hermaphroditism that raises this question about the ancestral flower. On our trees there seem to be two distinct sorts of hermaphroditism. On all the trees there are (1) the flowers with the monstrous bisexual phyllomes, and (2), especially on the hybrid tree first described, ..