Maxillaria, self-fertilised capsules of.
Maxillaria atro-rubens, fertilisation of, by M. squalens.
MAXIMOWICZ, direct action of pollen.
MAYERS, on gold-fish in China.
MAYES, M., self-impotence in Amaryllis.
MECKEL, on the number of digits. -correlation of abnormal muscles in the leg and arm.
MEDUSAE, development of.
MEEHAN, Mr., weeping peach. -effects of parasites. -comparison of European and American trees.
Meles taxus.
MELONS. -mongrel supposed to be produced from a twin-seed. -crossing of varieties of. -inferiority of, in Roman times. -changes in, by culture and climate. -serpent, correlation of variations in. -analogous variations in.