Galanthus have now been lost, and others not seen by the authors). They differ particularly in the size, shape, and markings of the flower, the period of flowering, and other characteristics, mainly of interest to the keen (even fanatical) snowdrop collectors, known as "galanthophiles", who hold meetings where the scarcer cultivars change hands. Double-flowered cultivars and forms, such as the extremely common "Galanthus nivalis" f. "pleniflorus" 'Flore Pleno', may be less attractive to some people, but they can have greater visual impact in a garden setting. Many hybrids have also occurred in cultivation. In the UK these species: and these cultivars:
Flower Garden Banks National Marine Sanctuary President George H. W. Bush authorized Flower Garden Banks National Marine Sanctuary as the 10th National Marine Sanctuary on January 17, 1992. Stetson Bank was added to the sanctuary in 1996. The Flower Garden Banks National Marine Sanctuary administrative offices and laboratories are located in a renovated historic building, a part of the former Fort Crockett, in Galveston, Texas. Research Vessel MANTA is also located in Galveston, and provides a working platform for researchers. A system of mooring buoys, which reduces resource impacts from anchoring, is maintained by FGBNMS staff. Flower Garden Banks National Marine Sanctuary The Flower Garden Banks