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.

Click images to enlarge and show more photo credit.

Key to Triglochin

Juncaginaceae

Triglochin

Copy permalink to share

1 Pistils 6, all fertile; fruits 2-4.5 mm long; central axis between the carpels not winged; [of NJ northward]
1 Pistils 6, 3 fertile and 3 sterile; fruits either 1.0-2.0 mm OR 7.0-8.3 mm long; central axis between the carpels broadly winged.
  2 Fruits 7.0-8.3 mm long, elongate in shape, 4-7× longer than the diameter; [of nw. PA, s. OH, c. IN, and nc. IL northwards]
  2 Fruits 1.0-2.0 mm long, globose in shape, 0.7-1.2× longer than the diameter; [of DE and MD southward]