Extirpation of Ribes has been attempted in many areas to protect timber. The Saxifrage Family Heuchera, Saxifraga, Lithophragma, Tellima Worldwide distribution, with the largest concentration in the northern hemisphere. Herbs, most perennial. Leaves alternate, opposite or all basal, simple, estipulate. Inflorescence various, determinate or indeterminate, often paniculiform.
Flowers perfect, regular.
Hypanthium present, well-developed. Sepals 5 or 4-7, connate. Petals 5, 2-7 or 0, distinct. Fruit a capsule or cluster of follicles. Herbs, trees or shrubs.