Rafflesia
named after Sir Thomas Stamford Raffles, the typical genus of first and finest species discovered was R. arnoldi, found by Raffles and Dr. Arnold in Sumatra in The flower (there is no stem) is Sumatra in more than a yard across. an RAFFLESIACEÆ, rafflesiads; order of rhizogens. Stemless plants, having flowers immersed among scales, and growing directly from the surface of leaves. Perianth globose or campanulate, superior, limb late, superior, limb five-parted, the either distinct or constituting a ring. Column salvershaped, or globose, with a row of anthers one or many-celled. Ovary inferior, one-celled, with parietal rietal placentæ, and many seeds; fruit indehiscent. Paraand South America. Known genera five, species 16. of float or framework, consisting of logs or other pieces of timber fastened together ber fastened together side by side, for transporting them down rivers, across harbors , etc. Also a floating structure made and ing structure made and used in the emergency of shipwreck. Rafts are made of materials usually accessible on shipboard, spars lashed together by ropes, the flotative power being inin the structure. When made and furnished as a part of a ship's equipment they are , and provided with stanchions and ropes, which form a protection against persons falling or being washed overboard. Such a raft is condition for compact stowage, and is launched in that less bulky condition; after it is in the water it is brought into working shape by the purchases. chases. Also more readily a large collection of timber and fallen trees, which, floating down the great rivers of the western United States are arrested in their downward course by flats or shallow places, where they accublock up the river for miles.