Saurureae of ORD
Piperaceae. A small genus (two species) of hardy, aquatic, perennial herbs; one is a native of Eastern Asia, and the other North American. Flowers small, numerous, in a terminal raceme, each with a small bract; perianth wanting; stamens six or eight, or fewer by abortion. Fruit sub-globose. Leaves alternate, broad, cordate; stipules membranous, adnate to the petioles. The plants should be grown in sandy loam, in a pond or cistern. They may be increased by seeds, or by divisions.
S. cernuus (drooping). American Swamp Lily. fl. white, in a dense spike, 4in. to 6in. long, nodding at the end; bracts lanceolate; flaments long and capillary. June to August. l. cordate, acuminate, converging-ribbed, without distinct stipules. Stem 1ft to 2ft. high. North America, 1759. S. chinensis (Chinese). A synonym of S. Loureiri.
S. Loureiri (Loureiro's). This is closely allied to S. Cernuus, but may be distinguished by the following characters: filaments very short; spike equalling the leaves; stem very angular. Eastern Asia, 1819. (R. G. 756.) SYN. S. chinensis.