Galanthus open during snowdrop season for the National Gardens Scheme (NGS) and in Scotland for Scotland's Gardens. Colesbourne Park in Gloucestershire is one of the best known of the English snowdrop gardens, being the home of Henry John Elwes, a collector of Galanthus specimens, and after whom "Galanthus elwesii" is named. Numerous single- and double-flowered cultivars of "Galanthus nivalis" are known, and also of several other "Galanthus" species, particularly "G. plicatus" and "G. elwesii". Also, many hybrids between these and other species exist (more than 500 cultivars are described in Bishop, Davis, and Grimshaw's book, plus lists of many cultivars that
Caladenia nivalis Caladenia nivalis Caladenia nivalis, commonly known as the exotic spider orchid or crystalline spider orchid, is a species of orchid endemic to the south-west of Western Australia. This orchid is easily distinguished by its bright white to pale pink and red flowers and its narrow range in and near the Leeuwin-Naturaliste National Park. "Caladenia nivalis" is a terrestrial, perennial, deciduous, herb with an underground tuber and a single erect, hairy leaf, long and wide. Up to three bright white, sometimes pale pink flowers long and wide are borne on a stalk tall. The sepals have thick, brown, club-like glandular tips.