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Origanum
See list of 2 species in this genus-
1a. Calyx ± actinomorphic, with 5 subequal teeth; smaller bracts of inflorescence usually tinged with red
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1b. Calyx zygomorphic, with 1 prominent lip, the lower lip poorly developed, and with a slit on one side; smaller bracts of inflorescence usually green
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Each photo represents one species in this genus.