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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 Salsola

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1 Leaf blades not fleshy in fresh material, narrowly linear to filiform, < 1 mm wide in herbarium material; leaves with a weak apical spine
1 Leaf blades fleshy in fresh material, linear, 1-2 mm wide in dried specimens; leaves with a strong apical spine.
  2 Perianth segments with a subspinose apex and prominent midvein; bracteoles distinct, not swollen
  2 Perianth segments with a weak non-spiny apex and obscure midvein; bracteoles connate at base, swollen
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