87. [Chenopodiaceæ] ([p. 430]). Flowers sessile, not scarious-bracteate. Sepals greenish or succulent, 5 or fewer, or none. Stamens 5 or fewer, perigynous or hypogynous. Embryo annular or spiral or conduplicate. Leaves alternate; stipules none.
[+][+][+] Ovary of several 1-ovuled carpels, in fruit a berry (in our genera).
88. [Phytolaccaceæ] ([p. 435]). Sepals 4–5, petaloid or herbaceous. Stamens 5–30, hypogynous. Carpels 5–12. Embryo annular. Leaves alternate, entire; stipules none.
[+][+][+][+] Fruit a triangular or lenticular achene.
89. [Polygonaceæ] ([p. 436]). Flowers on jointed pedicels. Calyx 3–6-lobed or -parted, more or less corolla-like. Stamens 4–12, on the calyx. Embryo nearly straight. Leaves alternate, with sheathing stipules or none.
[*] 2. Ovary compound, the cells many-ovuled (or 1-ovuled in Piperaceæ); embryo minute in copious albumen; flowers perfect.
90. [Podostemaceæ] ([p. 444]). Aquatic, with the aspect of sea-weeds or mosses, with minute naked flowers from a spathe-like involucre. Ovary superior; pod 2–3-celled.
91. [Aristolochiaceæ] ([p. 444]). Terrestrial herbs or climbing shrubs. Calyx valvate, adnate at least at base to the 6-celled many-seeded ovary. Stamens 6–12, more or less united with the style. Leaves alternate, mostly cordate; stipules none.
92. [Piperaceæ] (§ Saurureæ), ([p. 446]). Marsh herb (our species). Perianth none. Carpels 3–4, distinct, with usually a single ascending seed. Leaves alternate, entire.
[*] 3. Ovary superior, simple, 1-celled, 1-ovuled, forming a berry or drupe; trees or shrubs, with mostly entire leaves and no stipules.