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Jatropha pandurifolia
Butea monosperma
Parrot Tree (Butea monosperma(Lam.) Kuntze), Papilionaceae. Deciduous tree, to 10-20m tall, DBH ca. 30cm. Leaflets 3, coriaceous, terminal one is larger than the lateral ones. Corolla orange-red and then yellow with ages. Flowering in March and April, fruiting in October.Parrot tree has important economic utilization. Its bark, flowers and seeds can be made into astringent, dye, and pesticide, respectively.
Grammatophyllum speciosum
Giant orchid (Grammatophyllum speciosumBlume), Orchidaceae. Perennial herbs. It is native to the rainforest of New Guinea, Indonesia and Malaysia, growing in crotches of large trees or attaching on rocks. It has plenty of hard and hooked aerial roots, which can hitch some small animals and insects for nutrients. Giant orchid is the biggest known orchids in the world and can weight to 2 tons. It blooms once every two years. Its flowering petals have maroon spots, resembling tiger' stripes. The inflorescence can grow to 2 m long, bearing up to 300 flowers.
Each raceme can grow to a height of 3m, bearing up to eighty flowers, each 10 cm wide. The flowers are yellow colored with maroon or dark red spots. These flowers are remarkable, since the lowest flowers have no lip. It blooms only once every two to four years. This orchid can, however, remain in bloom for up to two months. Because of its enormous size, it is rarely cultivated.
Opuntia tuna