31. Even a handful of these bulbs ( corms actually ) makes a heartening display. 32. The corms should be planted about four inches deep in well-drained soil. 33. Store the corms in a mesh bag someplace dark and cool but not freezing. 34. Brush each ear of corm with the butter. 35. Plant corms 3 inches deep to discourage toppling. 36. Corms are swollen subterranean stems with flattened tops.37. Corms have scalelike leaves that serve as protective coats but do not contain food.38. Tuberous sundews can produce offsets from their corms . 39. Strictly speaking, there is no clear distinction between the pseduobulb and corm structures. 40. They are perennial plants growing from a fibrous corm , roughly spherical in shape.