Tetragonia tetragonoides (Pall.) O. Kuntze

Tetragonia expansa Mtirr. Commentat. Gott. 6: 13. 1785
A succulent annual, glistening with papillae, the branches spreading or procumbent; leaf-blades triangular-ovate or ovate, 3-10 cm. long, 2-7.5 cm. broad, rounded or acutish at the apex, abruptly contracted at the base into a broad petiole; flowers usually solitary, axillary, nearly sessile; calyx urceolate, the lobes 4, triangular to suborbicular, 1-2.3 mm. long, yellowish within; stamens 7-13; ovary 5-9-celled; styles 3 or more; nut angled, cartilaginous, 8-12 mm. 9 mm. broad, 2-5-horned.
Type locality: Described from a cultivated specimen.
Distribution: Escaped from gardens in Connecticut; Florida; California; Bermuda. Native of eastern Asia and New Zealand.