椭圆叶冷水花 tuo yuan ye leng shui hua

Herbs perennial, stoloniferous, subglabrous, dioecious. Stems often reddish, simple, several longitudinally angled, 20-70 cm tall, succulent. Stipules almost persistent, brownish, oblong-ovate, 4-5 mm, membranous; petioles subequal in length, 1.5-3.5 cm; leaf blade abaxially pale green, adaxially dark green, obovate-oblong or elliptic-oblong, subequal in size, 9-15 × 5-8 cm, membranous, 3-veined, rarely basal lateral veins not extending beyond middle of leaf blade, prominent adaxially, lateral veins many, transverse, slightly prominent adaxially, abaxial surface sparsely reddish squamulose, adaxial surface sparsely setulose, cystoliths linear, conspicuous abaxially, base cuneate, rarely subrounded, margin crenate or crenate-serrate, apex shortly caudate. Female cymes dichotomously branched many times, 1-1.5 cm, shortly pedunculate. Female flowers sessile; perianth lobes unequal, abaxial lobe cymbiform, longer, subapically corniculate; staminodes 3, scale-like, oblong. Achene brownish, broadly ovoid, ca. 0.8 mm, slightly compressed, oblique, spinulose-verrucose. Fl. Mar-Apr, fr. May-Jun.

* Shaded wet places along ditches, streams, near streams; 800-1800 m. N Guangxi, S Guizhou.