| Name | Polytrichum crassilamellatum Xu, W. X. & Wong, R. L. | 
| Authorship | Xu, W. X. & Wong, R. L. | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Polytrichum | 
| Citation | 1984 Acta Bot. Yunnan. 6: 178 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polytrichum crassilamellatum Xu, W. X. & Wong, R. L. | 
| Identification made in | [no date] (1) |