the buds and flowers of billbergia nutans

inflorescence billbergia herbaceous lanceolate serrations phosphorus wildflower perennial evergreen belonging pineapple cupshaped elongated flowering knowledge undefined attached drooping flowers embrace leather surface covered emerges cluster blossom produce prairie popular science biology nutans family flower leaves smooth flakes shaped spring bright bracts curved yellow border period summer nature meadow branch insect garden botany wendl regel plant water tower genus shape edges white green color spike large petal buds shrub grass leaf herb tree