| Ptychostomum imbricatulum | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Division: | Bryophyta |
| Class: | Bryopsida |
| Subclass: | Bryidae |
| Order: | Bryales |
| Family: | Bryaceae |
| Genus: | Ptychostomum |
| Species: | P. imbricatulum |
| Binomial name | |
| Ptychostomum imbricatulum (Müll.Hal.) Holyoak & N.Pedersen | |
| Synonyms | |
|
Gemmabryum caespiticium (Hedw.) J.R.Spence | |
Ptychostomum imbricatulum, handbell moss, is a species of moss belonging to the family Bryaceae.
It has almost cosmopolitan distribution.
Ptychostomum imbricatulum is known to be able to use artificial light to grow in places which are otherwise devoid of natural light, such as Crystal Cave in Wisconsin.