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rape, in botany

(Encyclopedia)rape, in botany, annual herb (Brassica napus) of the family Cruciferae (or Brassicaceae; mustard family), belonging to the same genus as the cabbage, the mustard plant, and the turnip (which it resemb...

nettle

(Encyclopedia)nettle, common name for the Urticaceae, a family of fibrous herbs, small shrubs, and trees found chiefly in the tropics and subtropics. Several genera of nettles are covered with small stinging hairs ...

violet

(Encyclopedia)violet, common name for some members of the Violaceae, a family of chiefly perennial herbs (and sometimes shrubs, small trees, or climbers) found on all continents. Violets, including the genus Viola ...

belladonna

(Encyclopedia)belladonna bĕlədŏnˈə [key] or deadly nightshade, poisonous perennial plant, Atropa belladona, of the nightshade family. Native to Europe and now grown in the United States, the plant has reddish,...

woad

(Encyclopedia)woad, name for a perennial plant (Isatis tinctoria) of the family Cruciferae (or Brassicaceae; mustard family) and for a blue dye obtained from its leaves. The plant is believed to be native to S Russ...

wormwood

(Encyclopedia)wormwood, Mediterranean perennial herb or shrubby plant (Artemisia absinthium) of the family Asteraceae (aster family), often cultivated in gardens and found as an escape in North America. It has silv...

sunflower

(Encyclopedia)sunflower, any plant of the genus Helianthus of the family Asteraceae (aster family), annual or perennial herbs native to the New World and common throughout the United States. In cultivation, the flo...

verbena

(Encyclopedia)CE5 Hoary vervain, Verbena stricta verbena, common name for some members of the Verbenaceae, a family of herbs, shrubs, and trees (often climbing forms) of warmer regions of the world. Well-known ...

vetch

(Encyclopedia)vetch, common name for many weak-stemmed, leguminous herbs of the genus Vicia of the family Leguminosae (pulse family). The vetches are chiefly annuals, distributed over temperate regions of the North...

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...