2. Flowers irregular. Fruit nearly dry. Species 1. Tropics. Used medicinally. (_Mohlana_ Mart.) =Hilleria= Vell. Flowers regular. Fruit succulent. Species 1. Naturalized in the tropics. Used as an ornamental and a dye-plant. =Rivina= Plum. 3. Ovary solitary, 1-celled. Stamens 3-5. Anthers ovate or globose. Flowers in spikes. Leaves linear.--Species 4. South Africa and southern West Africa. (Including _Lophiocarpus_ Turcz. and _Wallinia_ Moq.) =Microtea= Swartz Ovary solitary, 2-16-celled, or several separate ovaries. Stamens 6-33. Leaves lanceolate, elliptical, or ovate. [Tribe PHYTOLACCEAE.] 4 4. Carpels 2. Stamens numerous. Fruit dry, capsular. Climbing shrubs.--Species 1. Madagascar. =Barbeuia= Thouars Carpels 5-16. Fruit succulent, baccate.--Species 8, five of them spontaneous in tropical and South Africa, the others cultivated and sometimes naturalized in various regions. They yield vegetables, dyes (chiefly from _Ph. decandra_ L.), a substitute for soap, and medicaments; some are poisonous. “Poke.” (Including _Pircunia_ Moq.) =Phytolacca= L. FAMILY 72. AIZOACEAE Herbs or undershrubs, rarely shrubs. Leaves entire, toothed, or lobed. Flowers regular. Perianth usually simple. Stamens 3 or more. Ovary usually several-celled. Ovules curved or inverted. Fruit dry. Seeds with a curved embryo and a usually mealy albumen.--Genera 20, species 480. (_FICOIDEAE_ or _MESEMBRIACEAE_). (Plate 43.) 1. Perianth divided to the base or nearly so, free from the ovary. [Subfamily =MOLLUGINOIDEAE=.] 2 Perianth with a distinct tube sometimes adnate to the ovary, simple. [Subfamily =FICOIDEAE=.] 11 2. Ovary solitary, 1-celled. Ovule 1, suspended from a basal funicle. Style 1. Stamens 5. Perianth simple. Flowers in panicles. Leaves whorled.--Species 7. South Africa. =Adenogramma= Reichb. Ovary solitary but 2-or more-celled, or several separate ovaries. 3 3. Ovary 2-celled. Style 2-cleft. Inflorescence cymose. [Tribe LIMEAE.] 4 Ovary 3-7-celled, or 3-5 separate ovaries. 5 4. Perianth of 4 thin-membranous, fringed segments, surrounded by bracts. Stamens 4, much exceeding the perianth. Fruit capsular. Flowers in false spikes. Leaves stipulate.--Species 1. South Africa. =Polpoda= Presl Perianth of 5 herbaceous entire segments, to which 3-5 petals are sometimes added. Stamens 5-10, not or scarcely exceeding the perianth. Fruit separating in two nutlets. Leaves exstipulate.--Species 15. South and Central Africa. (Including _Semonvillea_ Gay). =Limeum= L. 5. Carpels separate. Ovules solitary. Perianth simple. Flowers in cymes. Leaves opposite.--Species 5. Some of them are used as vegetables or in medicine. =Giesekia= L. Carpels united in the ovarial portion. 6 6. Ovary-cells one-ovuled. Stamens 5. Perianth simple. Flowers in panicles.--Species 5. South Africa and southern West Africa. =Psammatropha= Eckl. & Zeyh. Ovary-cells several-or many-ovuled. 7