| One pair of saccate gonads lies between the dorsoventral muscles and the epidermis. |
| Lip erect, saccate below, concave above, and narrowing into the recurved summit. |
| Saccate nectary at base of floral tube formed by partial fusion of labellum and column. |
| In contrast, the interval between c.916m and 885.9Om is totally dominated by gymnospermous saccate pollen, with very few fern spores. |
| Finally, nectar collects in the saccate nectary spur formed by the fusion of the margins of the labellum and the base of the column-foot. |
| They are saccate or cylindrically-shaped animals with three prominent regions. |
