Any of various perennial herbs in the family Araceae, having tiny flowers crowded in a spadix that is subtended by a spathe and including houseplants such as anthurium, dieffenbachia, and philodendron.
Origin of aroidar(um) -oid
- (informal) Any plant of the family Araceae, found chiefly in the tropics.
- arum (plant of genus Arum)
- A good series of tropical aroids is to be seen in the aroid house at Kew.
- The hoactzin, Opisthocomus, feeds to a great extent upon the leaves of the aroid Montrichardia or Caladium arborescens.
- In the Aroid family, where in some genera the plant produces one huge, much-branched leaf each season.
- The plants of which the floral organs or perfect fruits are preserved include the amber-bearing Pinus succinifera, Smilax, Phoenix, the spike of an aroid, i i species of oak, 2 of chestnut, a beech, Urticaceae, 2 cinnamons and Trianthera among the Lauraceae, representatives of the Cistaceae, Ternstroemiaceae, Dilleniaceae (3 species of Hibbertia), Geraniaceae (Geranium and Erodium), Oxalidaceae, Acer, Celastraceae, Olacaceae, Pittosporaceae, Ilex (2 species), Euphorbiaceae, Umbelliferae (Chaerophyllum), Saxifragaceae (3 genera), Hamamelidaceae, Rosaceae, Connaraceae, Ericaceae (Andromeda and Clethra), Myrsinaceae (3 species), Rubiaceae, Sambucus (2 species), Santalaceae, Loranthaceae (3 species).