What genus of flowering plants, native to an area from Brazil to Peru to southern Argentina discovered in 1768 by French botanist Philibert Commerçon, is a thorny, woody vine reaching from 1 to 12 metres tall by growing over other plants with hooked thorns tipped with a black, waxy substance?
Bougainvillea The flower is small and generally white, but each cluster of three flowers is surrounded by three or six bracts with the bright colors associated with the plant, including pink, magenta, purple, red, orange, white, or yellow.
What genus of about 70-75 species of flowering plants native to southern and eastern Asia and North and South America are mostly shrubs 1 to 3 metres tall, though some are small trees, and others are lianas reaching up to 30m by climbing trees?
What genus of bulbous flowering plants, native to the eastern Mediterranean region east to Iran and Turkmenistan has 3 species: litwinowii, orientalis and transcaspicus?
What is both the botanical name and the English common name of a genus of flowering plants, sometimes also called sugarbushes, that were named in 1735 by Carolus Linnaeus?