Cryptomitrium is a genus of complex thalloid liverworts in the family Aytoniaceae. The genus name means “hidden turban” in reference to the inconspicuous sheath around the immature sporangium.[1]
| Cryptomitrium | |
|---|---|
| |
| Cryptomitrium tenerum sporangiophore | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Division: | Marchantiophyta |
| Class: | Marchantiopsida |
| Order: | Marchantiales |
| Family: | Aytoniaceae |
| Genus: | Cryptomitrium Austin ex Underw. |
Description
editSporophyte bearing receptacles are unlobed on elongate, somewhat grooved stalks, which appear pale throughout or brownish purple near the base. The receptacle is a convex-expanded disc, thinning towards the margins.[1]
Mature sporangia are brown, nearly spherical with very short seta, three to seven per receptacle, each opening by a lid-like operculum. The sporangia mature in early spring.[1]
Species
edit- Cryptomitrium himalayense Kashyap
- Cryptomitrium oreades Perold
- Cryptomitrium tenerum (Hook.) Austin ex Underw.