Hero, descendants of the plant.
its self-fertilisation.
Heterocentron mexicanum.
Hibiscus africanus.
measurements.
result of experiments.
early flowering of crossed plant.
number of pollen-grains for fertilisation.
Hildebrand on pollen of Digitalis purpurea.
Thunbergia alata.
experiments on Eschscholtzia californica.
Viola tricolor.
Lobelia ramosa.
Fagopyrum esculentum.
self-fertilisation of Zea mays.
Corydalis cava.
Hypecoum grandiflorum.
and Hypecoum procumbens.
sterility of Eschscholtzia.
experiments on self-fertilisation.
Corydalis lutea.
spontaneously self-fertilised flowers.
various mechanical structure to check self-fertilisation.
early separation of the sexes.
on Aristolochia.
fertilisation of the Gramineae.
wide dissemination of seeds.
Hoffmann, Professor H., self-fertilised capsules of Papaver somniferum.
Adonis aestivalis.
spontaneous variability of Phaseolus multiflorus.
self-fertilisation of kidney-bean.
Papaver alpinum.
sterility of Corydalis solida.
Linum usitatissimum.
Honey-dew.
Hooker, Dr., Euryale ferox and Victoria regia, each producing several
flowers at once.
on sexual relation of trees in New Zealand.
Horse-chestnut.
Humble-bees, see Bees.
Humboldt, on the grains of cereals.
Humming-Birds a means of cross-fertilisation.
Hyacinth.
Hybrid plants, tendency to revert to their parent forms.
Hypecoum grandiflorum.
Pages:
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659