| Harvard University Herbaria Barcode(s) | 00033663 | 
| Type Status | Type | 
| Collector | H. St. John | 
| Collector number | 2681 | 
| Country | United States of America | 
| State | New York | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York: Suffolk County: Southampton | 
| Locality | Vicinity of Riverhead | 
| Date Collected | 1920-08-** | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/162e5da0-5840-46cb-94c7-952ff770313c | 
| Harvard University Herbaria Barcode | 00033663 | 
| Herbarium | GH | 
| Type Status | Type | 
| Type of | Alnus serrulata f. mollescens Fernald | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Alnus serrulata f. mollescens Fernald) Rhodora 1945. 47: 359. | 
| Sex | not determined | 
| Phenology | Fruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |