includes annual or biennial herbs of America and Europe very similar to and often included among those of genera Sisymbrium or Hugueninia; not recogni more..includes annual or biennial herbs of America and Europe very similar to and often included among those of genera Sisymbrium or Hugueninia; not recognized in some classification systems(noun.plant)
large genus of annual or perennial herbs some grown for their flowers and some for their attractive evergreen leaves; Old World and North America (noun.plant)
large genus of tropical and subtropical herbs and shrubs and trees often grown as ornamentals for their profusion of large flowers in a variety of col more..large genus of tropical and subtropical herbs and shrubs and trees often grown as ornamentals for their profusion of large flowers in a variety of colors(noun.plant)
large almost cosmopolitan genus of evergreen or deciduous shrubs and herbs with often showy yellow flowers; cosmopolitan except tropical lowlands and more..large almost cosmopolitan genus of evergreen or deciduous shrubs and herbs with often showy yellow flowers; cosmopolitan except tropical lowlands and Arctic or high altitudes and desert regions(noun.plant)
type genus of the Viscaceae: Old World evergreen shrubs parasitic on many trees including oaks but especially apple trees, poplars, aspens and cottonw more..type genus of the Viscaceae: Old World evergreen shrubs parasitic on many trees including oaks but especially apple trees, poplars, aspens and cottonwoods(noun.plant)
a group of families of more or less advanced trees and shrubs and herbs having either polypetalous or gamopetalous corollas and often with ovules atta more..a group of families of more or less advanced trees and shrubs and herbs having either polypetalous or gamopetalous corollas and often with ovules attached to the walls of the ovary; contains 69 families including Ericaceae and Cruciferae and Malvaceae; sometimes classified as a superorder(noun.plant)