| Family | POLYGONACEAE |
| Genus species | Koenigia ocreata (L.) T.M.Schust. & Reveal |
| Bibliography | Taxon 64: 1202 (2015) |
| Native Range | ne. Europe to Russian Far East and n. China |
| Primary Biome | Temperate |
| Habitat | rocks |
| Description | stems ramose, glabrous, leaves oblong-lanceolate, oblong or linear, 3-7cm, densely hirsute, inflorescence loosely paniculate, perianth 3-4mm long |
| Size | 10-30cm |
| Color | rose |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in spring, germ. 1-3 months, 13-18°C division in spring; cuttings in late spring and late summer |
| Synonyms | Aconogonon baicalense (Sipliv.) Soják Aconogonon laxmannii (Lepech.) Holub Aconogonon ocreatum (L.) Nakai Aconogonon ocreatum var. jurtzevii Tzvelev Aconogonon ocreatum var. laxmannii (Lepech.) Tzvelev Aconogonon ocreatum var. riparium (Georgi) Tzvelev Aconogonon riparium (Georgi) H.Hara Aconogonon riparium var. jurtzevii (Tzvelev) Tzvelev Persicaria laxmannii (Lepech.) H.Gross Pleuropteropyrum laxmannii (Lepech.) Kitag. Pleuropteropyrum riparium (Georgi) Kitag. Polygonum baicalense Sipliv. Polygonum davuricum Willd. ex Spreng Polygonum laxmannii Lepech. Polygonum ocreatum L. Polygonum ocreatum var. laxmannii (Lepech.) Popov Polygonum ramosum Fisch. ex Hornem. Polygonum riparium Georgi |
| Territory | 1 Europe 14 Eastern Europe (RUN North European Russia) 3 Asia-Temperate 30 Siberia (BRY Buryatiya, CTA Chita, IRK Irkutsk, KRA Krasnoyarsk, WSB West Siberia, YAK Yakutskiya) 31 Russian Far East (AMU Amur, KAM Kamchatka, KHA Khabarovsk, MAG Magadan, PRM Primorye, SAK Sakhalin) 36 China (CHI Inner Mongolia, CHM Manchuria) 37 Mongolia |