Glaucous. Covered or whitened with a bloom.
Globose. Spherical or nearly so.
Globular. Nearly globose.
Gregarious. Growing in groups or colonies.
Habit. The general appearance of a plant, best seen from a distance.
Habitat. The place where a plant naturally grows, as in water, clay soil, marsh, etc.
Hairy. With long hairs.
Halberd-shaped. Like an arrow-head, but with the basal lobes pointing outward nearly at right angles. Page [xii.]
Heartwood. The dead central portion of the trunk or large branch of a tree.
Hirsute. Covered with rather coarse or stiff hairs.