plant gum
91Sapindales — ▪ plant order Introduction order of dicotyledonous flowering plants, containing 9 families, about 460 genera, and some 5,700 species of shrubs, woody vines, and trees. It includes the Citrus genus and other species important for their fruits.… …
92Garryales — ▪ plant order small order of flowering plants consisting of 18 species in 2 families, Garryaceae and Eucommiaceae. Members of the order are woody, with distinct male and female plants. Garryaceae are evergreen shrubs and trees with… …
93Saxifragales — ▪ plant order Introduction the saxifrage order of dicotyledonous flowering plants, consisting of 16 families, 112 genera, and nearly 2,500 species. It belongs to the core eudicots, and, although its phylogenetic position is not well resolved, it …
94gumweed — /gum weed /, n. any of various New World composite plants of the genus Grindelia, having yellow flower heads and covered with a viscid secretion. Also called gum plant. [GUM1 + WEED1] * * * …
95Cochlospermum — ▪ plant genus genus of tropical trees belonging to the family Cochlospermaceae. About 15 species are known, 3 occurring as far north as northern Mexico and southwestern United States. The buttercup tree (C. vitifolium), found in Central America… …
96Zygophyllales — ▪ plant order Introduction the creosote bush order of dicotyledonous flowering plants, consisting of 2 families (Zygophyllaceae and Krameriaceae), 27 genera, and about 300 species. Members are herbs or shrubs, rarely hemiparasites, and largely… …
97gumplant — gum plant n. Any of several North American plants of the genus Grindelia, especially G. squarrosa, having sticky leaves and bracts and yellow, rayed flower heads. * * * …
98bacterial canker — Plant Pathol. a disease of plants, characterized by cankers and usually by exudation of gum, caused by bacteria, as of the genera Pseudomonas and Corynebacterium. * * * …
99Apiaceae — ▪ plant family also called Umbelliferae, the parsley family, in the order Apiales, comprising between 300 and 400 genera of plants distributed throughout a wide variety of habitats, principally in the north temperate regions of the world …
100Burseraceae — ▪ plant family family of flowering plants in the order Sapindales, composed of about 16 genera of resinous trees and shrubs. They are native primarily to tropical America, but a few species occur in Africa and Asia. Members of the family… …
