| Classification | Rhodophyta: Ceramiaceae: Callithamnion |
| Harvard University Herbaria Barcode(s) | 00776083 |
| Type Status | Syntype |
| Collector | J. E. Humphrey |
| Country | Jamaica |
| State | Saint Ann Parish |
| Geography | North America: Caribbean (Region): Jamaica: Saint Ann Parish |
| Locality | St. Ann's Bay |
| Date Collected | 1893-03-24 |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2afec9e6-a3c0-4f98-b781-dfa0d612a90e |
| Harvard University Herbaria Barcode | 00776083 |
| Herbarium | FH |
| Family | Ceramiaceae |
| Type Status | Syntype |
| Syntype of | Callithamnion byssoides var. jamaicensis Collins |
| Determination Remarks | [filed under] [current name] |
| Taxon Reference | (for Callithamnion byssoides var. jamaicensis Collins) Proc. Amer. Acad. Arts 1901. 37: 258. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Pressed |