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Saturday, 14 February 2026, 1:47 AM
Site: MISIN Learn
Course: MISIN Learn (MISIN Learn)
Glossary: Glossary
G

Glabrous

Smooth, without hairs.

Glandular

Having glands.

Glaucaus

Covered with a whitish, fine, waxy powder that rubs off.

Gobiidae

Goby family. Comprised of more than 200 genera and 2,200 species. They are small, bony, carnivorous and primarily live in marine habitats.

H

Haloragaceae

Water Milfoil Family. Comprised of 8 genera and 145 species of land, marsh, and water herbs with small leaves and small flower clusters. Flowers are usually unisexual, wind-pollinated, with three- to four- chambered ovary and a similar number of styles.

Heartwood

The dense inner part of a tree trunk, yielding the hardest timber.

Herbaceous

Referring to a plant, with the stems dying back to the ground at the end of the season.

Host

Organism that is being attacked by a parasite or a parasitoid.

Hydrobiidae

Mud Snail Family. Comprised of over 260 species of very small, freshwater and brackish water snails with an operculum. Members of this family have a shell height of less than 8mm, are dextrally-coiled and smooth.

Hydrocharitaceae

Frog's-bit or Tape-grass Family. Comprised of 18 genera and about 135 species of submerged and emergent freshwater and saltwater aquatic herbs. They are generally dioecious and produce radially symmetrical flowers.