Hibernaculum is the term often applied to a winter bud of certain aquatic plants, such as the bladderworts. The buds are heavier than water, and, being developed at the approach of cold weather, they

Drosera arcturi is a perennial, insectivorous species of sub-alpine or alpine herb native to Australia and New Zealand. It is one of New Zealand's two alpine species of sundew, the other being Drosera