beach flea
— Navneord
– Engelsk
～ small amphipod crustaceans that hop like fleas; common on ocean beaches
blue fleabane
— Navneord
– Engelsk
～ widespread weed with pale purple-blue flowers
battle fleet
— Navneord
– Engelsk
～ a fleet of warships prepared for battle
bitter floom
— Navneord
– Engelsk
～ any of several pink-flowered marsh plant of the eastern United States resembling a true centaury
belly-flop
— Udsagnsord
– Engelsk
～ dive so that one hits the water with one's belly
belly flop
— Navneord
– Engelsk
～ a dive in which the abdomen bears the main force of impact with the water
belly flopper
— Navneord
– Engelsk
～ a dive in which the abdomen bears the main force of impact with the water
blackback flounder
— Navneord
– Engelsk
～ important American food fish in the winter
basket flower
— Navneord
– Engelsk
～ annual of southwestern United States cultivated for its purple flower heads and its bracts that resemble small baskets
balloon flower
— Navneord
– Engelsk
～ fragrant puffed-up white to reddish-pink flowers in long narrow clusters on erect stems; Arizona to New Mexico and Utah
blanket flower
— Navneord
– Engelsk
～ annual of central United States having showy long-stalked yellow flower heads marked with scarlet or purple in the center
blood flower
— Navneord
– Engelsk
～ tropical herb having orange-red flowers followed by pods suggesting a swallow with outspread wings; a weed throughout the tropics
blue cardinal flower
— Navneord
– Engelsk
～ tall erect and very leafy perennial herb of eastern North America having dense spikes of blue flowers
butterfly flower
— Navneord
– Engelsk
～ shrub or small tree of Dutch Guiana having clusters of pink flowers streaked with purple
butterfly flower
— Navneord
– Engelsk
～ any plant of the genus Schizanthus having finely divided leaves and showy variegated flowers
butter-flower
— Navneord
– Engelsk
～ any of various plants of the genus Ranunculus
blue-flowered
— Tillægsord
– Engelsk
～ having blue flowers
bodily fluid
— Navneord
– Engelsk
～ the liquid parts of the body
body fluid
— Navneord
– Engelsk
～ the liquid parts of the body
blood fluke
— Navneord
– Engelsk
～ flatworms parasitic in the blood vessels of mammals