In the equatorial view, the most typical shapes are rhomboidal, apiculate, rectangular, or oval. |
Stipules caducous, glabrous, triangular, apex aristate or apiculate, margin entire, 7 15 mm long, 6 15 mm wide. |
However, P. rufuschaneyi does not have the characteristic ligulate nectar disc and apiculate anthers that are also found in subgenus Gomphidium. |