| Classification | Polytrichaceae: Polytrichadelphus | 
| Classification 1 | Dawsoniaceae: Dawsonia | 
| Harvard University Herbaria Barcode(s) | 00220205 | 
| Type Status | Holotype | 
| Collector | L. J. Brass | 
| Collector number | 24702 | 
| Country | Papua New Guinea | 
| State | Milne Bay | 
| Geography | Oceania: Papuasia (Region): Papua New Guinea: Milne Bay | 
| Locality | Goodenough Island, east slopes | 
| Date Collected | 1953-10-18 | 
| Elevation | 1450 m | 
| Habitat | Eroding ground on a grassy spur ridge | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/123190fa-f0f4-4a26-b55a-f1ebe8715f91 | 
| Harvard University Herbaria Barcode | 00220205 | 
| Herbarium | FH | 
| Previous ownership | Herbarium Bartram sheet 9372a | 
| Family | Polytrichaceae | 
| Type Status | Holotype | 
| Holotype of | Polytrichadelphus papuanus E. B. Bartram | 
| Verified by | Allen, Bruce Hampton | 
| Date Determined | 2015 | 
| Determination Remarks | [filed under] | 
| Annotation Text | Moss Flora of Central America | 
| Taxon Reference | (for  Polytrichadelphus papuanus E. B. Bartram) Brittonia 1957. 9: 56. | 
| Family | Dawsoniaceae | 
| Determination | Dawsonia beccari f. limbata (Dixon) Zanten & P. Heukels | 
| Determined by | Allen, Bruce Hampton | 
| Date Determined | 2015 | 
| Determination Remarks | [current name] | 
| Annotation Text | Moss Flora of Central America | 
| Family | Polytrichaceae | 
| Determination | Polytrichadelphus papuanus E. B. Bartram | 
| Determined by | Bartram, Edwin Bunting | 
| Determination Remarks | [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |