Asian bonsai plant cultivar Flame of the Woods flora flower clusters flowers folk medicine garland globular clusters green hedge plant Hindu ceremonial flower ixora Ixora coccinea Jungle Flame Jungle Geranium landscape plant leaves medicinal needle flower orange ornamental plant plant popular prolific bloomer tropical tubular 4-petaled flowers red rubiaceae scarlet bonsai-plant cluster Flame-of-the-Woods flower-clusters folk-medicine globular-clusters golden hedge-plant Hindu-ceremonial-flower Jungle-Flame Jungle-Geranium landscape-plant needle-flower ornamental ornamental-plant prolific-bloomer tubular-4-petaled-flowers yellow arid barrel barrel cactus Cacti cactus clumps clusters coloring colors colouring colours compact covered echinocactus globose globular perennial pointed points pronounced ribs protective pups ribs round shape shaped sharp skin soft-wooded perennial spikes spination spines spiny surface symmetrical symmetry thick tough skin to-the-point