| Light blue to chartreuse, adaxially glabrous or scarcely, with appressed hairs, abaxially with densely accumbent, minimally spiky, silky hairs. |
| The leaf-sheaths are loose, hispid with tubercle-based hairs, or glabrous, with mouth contracted. |
| The hypanthium is usually glabrous, with narrowly triangular sepals that are pubescent adaxially and are deciduous in fruit. |
| It was also noticed that many areas of the labellum surface, especially the median region, are glabrous and smooth. |
| The leaves stand on long footstalks and are glabrous above and downy white beneath. |
| A difficulty was that many of the receptors are present only in glabrous skin, even though hairy skin in similarly perceptive. |
