Venter The swollen base of an archegonium that contains the egg cell (oosphere).

颈卵器)腹：颈卵器内含有卵细胞(卵)而向外膨大的基。

Leaves cordate at base, distal ones abaxially with a globose bulbil. Petaline spur ca. 1 mm. Persistent style ca. 2.5 mm.

形的在基，上的背面具一状的珠芽。瓣状距约1毫米。宿大约2.5毫米。