| Classification | Cyanobacteria: Cyanophyceae: Nostocales: Rivulariaceae: Calothrix |
| Harvard University Herbaria Barcode(s) | 00989048 |
| Collector | G. T. Velasquez |
| Collector number | 3223 |
| Country | Philippines |
| State | Sulu |
| Geography | Asia: Southeast Asia (Region): Philippines: Mindanao: Sulu |
| Locality | Bungao, Tawi-Tawi, Sulu |
| Date Collected | 1952-05-12 |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/24c77719-17cc-41db-8023-e9db5cc74647 |
| Harvard University Herbaria Barcode | 00989048 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Cryptogamic Botany, University of the Philippines & National Science Development Board |
| Family | Rivulariaceae |
| Determination | Calothrix pilosa Harvey ex Bornet & Flahault |
| Determination Remarks | [filed under] [current name] |
| Subcollection | Philippine Algae |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
