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Bassia
See list of 2 species in this genus-
1a. Perianth segments each with a curved spine on the abaxial surface [Fig. 327]; leaf blades flat, linear to lanceolate or narrow-elliptic; axis of inflorescence straight
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1b. Three (rarely only 2) of the perianth segments with a conical (i.e., non-hooked) projection on the abaxial side; leaf blades semicircular in cross-section, linear to filiform; axis of inflorescence flexuous
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Each photo represents one species in this genus.