Wild "Chrysanthemum" taxa are herbaceous perennial plants or subshrubs. Species of "Fallopia" grow as vines, lianas, shrubs or subshrubs. The genus includes herbaceous plants and small subshrubs. Most species are herbaceous, perennial, short-lived or annual plants, rarely subshrubs, shrubs or vines. Epilobiums are mostly herbaceous plants, either annual or perennial; a few are subshrubs. Most penstemons are deciduous or semi-evergreen perennials, the remainder being shrubs or subshrubs. Most Cistaceae are subshrubs and low shrubs, and some are herbaceous. The Chenopodioideae are annual or perennial herbs, subshrubs, shrub or small trees. The whole plant is overall an annual, herbaceous plant, rarely perennial, rarely growing into subshrubs. Evergreen shrubs and subshrubs, which are soft leaves. Members of this family are annual or perennial herbs, subshrubs or shrubs. Most are herbaceous plants, though a few are subshrubs growing to tall. They are biennial or perennial plants, rarely annuals or subshrubs, growing to tall. They are perennial subshrubs with woody stems. "Iberis" consists of about 30 species of annuals, perennials and evergreen subshrubs.