Flora of the Southeastern United States
2022 Edition

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Key to Sesuvium

Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.

1 Petiole with lateral flap margins fimbriate; leaves of each opposite pair distinctly unequal in size
1 Petiole with lateral flap margins entire; leaves of each opposite pair equal in size (or nearly so).
..2 Shoots densely covered with bulging bladder cells (crystalline globular papillae); plants not rooting at nodes.
....3 Inflorescence bracts 2 (1 pair), each ca. 1 mm long; [rare waif]
....3 Inflorescence bracts in several pairs, each bract ca. 5 mm long; [native, s. MS westwards]
..2 Shoots smooth; plants rooting at nodes or not.
......4 Flowers and fruits on pedicels (3-) 5-20 mm long; plants perennial, rooting at nodes; styles and locules 5.
......4 Flowers and fruits sessile (or on pedicels to 1 mm long); plants annual, not rooting at nodes; styles and locules 2-3.
........5 Seeds smooth, ca. 1 mm long; capsule ovoid, as long as or shorter than the perigone; [widespread in our area]
........5 Seeds wrinkled, ca. 1.5 mm long; capsule tapered, slightly longer than the perigone; [coastal TX (Kenedy County)]