2024 Edition • Get the App
X

Colors

Data mode

Account

Login
Sign up

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.

Key to Spergularia

Copy permalink to share

1 Stamens 6-10; seeds either 0.4-0.6 or 0.8-1.1 mm long; axillary leaf clusters of 2-4 leaves (or sometimes absent in S. media).
..2 Seeds 0.8-1.1 mm long, smooth, without sculpturing except for wings; leaf blades fleshy
..2 Seeds 0.4-0.6 mm long, sculptured with wavy lines, not winged but with peglike papillae; leaf blades scarcely fleshy
1 Stamens 1-5; seeds 0.5-0.7 (-0.8) mm long; axillary leaf clusters usually absent.
....3 Cymes simple to 2 ± compound or flowers solitary and axillary; seeds lacking a submarginal groove, 0.9-1.4 mm long; [NJ and Long Island northward]
....3 Cymes simple to 3 ± compound or flowers solitary and axillary (S. marina) OR 4-8 ± compound (S. echinosperma); seeds with a submarginal groove present, 0.5-0.7(-0.8) mm long; [collectively widespread].
......4 Seeds shiny and silvery; stipules wider than long; styles 0.3-0.4 mm long
......4 Seeds dull, not silvery; stipules longer than wide; styles 0.4-0.7 mm long
Cite as...