genus Aphyllanthes
— Navneord
– Engelsk
~ one species; small fibrous-rooted perennial with rushlike foliage and deep blue flowers; sometimes placed in its own family Aphyllanthaceae
genus Acocanthera
— Navneord
– Engelsk
~ small genus of trees and shrubs containing strongly toxic cardiac glycosides; Arabia to Africa
genus Agropyron
— Navneord
– Engelsk
~ perennial grasses of temperate and cool regions: wheatgrass; dog grass
genus Albugo
— Navneord
– Engelsk
~ type genus of the Albuginaceae; fungi causing white rusts
genus Alpinia
— Navneord
– Engelsk
~ perennial rhizomatous herbs of Asia and Australia and Polynesia having ginger-scented rhizomes
genus Adenota
— Navneord
– Engelsk
~ African antelopes: puku
genus Anomalops
— Navneord
– Engelsk
~ type genus of the family Anomalopidae
genus Ammobium
— Navneord
– Engelsk
~ small genus of Australian herbs grown for their flowers
genus Amanita
— Navneord
– Engelsk
~ genus of widely distributed agarics that have white spores and are poisonous with few exceptions
genus Acanthocereus
— Navneord
– Engelsk
~ mostly trailing cacti having nocturnal white flowers; tropical America and Caribbean region
genus Arceuthobium
— Navneord
– Engelsk
~ genus of chiefly American plants parasitic on conifers
genus Angrecum
— Navneord
– Engelsk
~ genus of tropical Old World epiphytic orchids with showy flowers sometimes grotesque