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Plants, climbing,  45, 313-315;insectivorous,  47, 319-322; power of movement in,  48, 315-319; garden, difficulty of naming,  308; heterostyled, polygamous, diœcious and gynodiœcious,  311.

Primrose, heterostyled flowers of the,  311;differences of the pollen in the two forms of the,  312.

Sterility, in heterostyled plants,  312.

Heterostyled plants,  311;some forms of fertilisation of, analogous to hybridisation,  312.

It would be impertinence of me to say anything in praise of it, except that I have read the chapters on "Illegitimate Offspring of Heterostyled Plants" and on "Cleistogamic Flowers" with great interest.