genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

a group of mostly sympetalous herbs and some trees and shrubs mostly with 2 fused carpels; contains 43 families including Campanulales; Solanaceae; Scrophulariaceae; Labiatae; Verbenaceae; Rubiaceae; Compositae; sometimes classified as a superorder

perennial often aromatic and sometimes mat-forming herbs of north temperate regions: yarrow; milfoil

genus of herbs and shrubs of Australia and South Africa: everlasting flower; most species usually placed in genus Helipterum

annual to perennial herbs or shrubs of eastern United States and Central and South America

genus of tropical American herbs grown for their flowers

herbs of Mediterranean to central Asia cultivated for their flowers

a group of mostly sympetalous herbs and some trees and shrubs mostly with 2 fused carpels; contains 43 families including Campanulales; Solanaceae; Scrophulariaceae; Labiatae; Verbenaceae; Rubiaceae; Compositae; sometimes classified as a superorder