- Scientific Name: Calystegia soldanella (L.) R.Br.
- Ref: Prodr. Fl. Nov. Holland.:483. 1810
- Synonyms:
- Calystegia asarifolia Gray
- C. reniformis R.Br.
- C. soldanella var. australis Endl.
- Convolvulus asarifolius Salisb.
- C. maritimus Lam.
- C. pseudosoldanella Mérat
- C. reniformis (R.Br.) Spreng.
- C. sepium var. soldanella (L.) C.Moore & Betche
- C. soldanella L.
- Ipomoea affinis Poepp. ex Choisy
- Latrienda soldanella (L.) Raf.
- Volvulus soldanella (L.) Junger
- English Common Name: seashore false bindweed, shore bindweed, shore convolvulus, beach morning glory
- Chinese Common Name: 肾叶打碗花 shènyè dǎwǎn∙huā, 扶子苗 fúzi∙miáo, 滨旋花 bīn∙xuánhuā
- Japanese Common Name: ハマヒルガオ [浜昼顔] hamahirugao
- Family: Convolvulaceae
- Genus: Calystegia
- Distribution: Sandy seashores, coastal dunes; sea level. Fujian, Hebei, Jiangsu, Liaoning, Shandong, Taiwan, Zhejiang [Japan (including Ryukyu Islands), Korea, Russia; Africa, Asia, Australia, Europe, North America, Pacific Islands, South America].
- Photo: Mt. Songlan, Ningbo, Zhejiang
Plants glabrous. Stems prostrate, to 1 m, scarcely twining or not. Petiole longer than leaf blade; leaf blade reniform, slightly fleshy, sinus divergent or shortly parallel sided, apex rounded to emarginate, sometimes mucronate. Lower peduncles usually exceeding leaves, upper peduncles often shorter; bracteoles ovate to nearly circular, usually shorter than calyx, apex obtuse or retuse. Corolla pink, 3--5(--5.5) cm. Stamens (1.8--)2.1--2.7(--3) cm; anthers (3--)4--5.5(--6) mm. Fl. May-Jul, fr. Jul-Sep. 2n = 22. (Flora of China)