A cardinal organ part (PO:0025001) that is a rounded projection on a phyllome margin (PO:0025018) for which the corresponding phyllome sinus (PO:0025383) extends less than one quarter of the distance to the center of the long axis of the phyllome lamina (PO:0025396).
Source:JSTOR:2441319
Comment
See phyllome lamina tooth (PO:0025515) for a small angular projection. The corresponding phyllome sinus may be rounded or angular.
Subset
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