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St.-John's-wort

(Encyclopedia)St.-John's-wort, any species of the large and widespread herbaceous or shrubby genus Hypericum of the family Hypericaceae (St.-John's-wort family), usually found in moist, open places and often having...

gum, colloidal plant substance

(Encyclopedia)gum, term commonly applied to any of a wide variety of colloidal substances somewhat similar in appearance and general characteristics, exuded by or extracted from plants. In this classification, howe...

Lycopodiophyta

(Encyclopedia)Lycopodiophyta līˌkōpōˌdēŏfˈətə [key], division of the plant kingdom consisting of the organisms commonly called club mosses and quillworts. As in other vascular plants, the sporophyte, or s...

arum

(Encyclopedia)CE5 Jack-in-the-pulpit, Arisaema triphyllum, a member of the arum family arum, common name for the Araceae, a plant family mainly composed of species of herbaceous terrestrial and epiphytic plants...

morning glory

(Encyclopedia)CE5 Morning glory, Convolvulus arvensis morning glory, common name for members of the Convolvulaceae, a family of herbs, shrubs, and small trees (many of them climbing forms) inhabiting warm regio...

balm of Gilead

(Encyclopedia)balm of Gilead gĭlˈēəd [key], name for several plants belonging to different taxonomic families. The historic Old World balm of Gilead, or Mecca balsam, is a small evergreen tree (Commiphora gilea...

groundnut

(Encyclopedia)groundnut, common name for several different genera of twining herbaceous, leguminous plants with geocarpie (underground fruits), chiefly the peanut. Groundnuts are classified in the division Magnolio...

madder

(Encyclopedia)CE5 Bluet, Houstonia caerulea, a member of the madder family madder, common name for the Rubiaceae, a family of chiefly tropical and subtropical trees, shrubs, and herbs, especially abundant in N ...

aster

(Encyclopedia)CE5 Cross section of a sunflower, a member of the aster family aster [Gr.,=star], common name for the Asteraceae (Compositae), the aster family, in North America, name for plants of the genus Aste...

larkspur, in botany

(Encyclopedia)larkspur, any north temperate, Old World annual of the genus Consolida of the buttercup family. Consolida species were formerly classified in the genus Delphinium, which includes similar annual, bienn...