| Name | Lapham, Increase Allen |
| Date of birth | 1811 |
| Date of death | 1875 |
| Remarks | [author note: Herbarium and types: WIS (24,000); additional material at B, DWC (66), E, FH (Tuckerman herb.), GH, GRA, K, MASS, MO, OXF, US] [collector note: B, DWC, E, GH, GRA, K, MASS, MO, OXF, WIS] |
| ASA Botanist ID | 143548 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3d3622dc-3298-44e6-9670-2f0772113d3b |
| Variant name | Increase Allen Lapham |
| Author name | Lapham |
| B & P Author Abbrev. | Lapham |
| Standard/Label Name | I. A. Lapham |
| Full Name | Lapham, Increase Allen |
| Geography Author | United States of America |
| Geography Collector | United States of America |
| Specialty Author | Spermatophytes |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | Taxonomic Literature. Second Edition. Utrecht |
| Citation as Collector | Index Herbariorum - Collectors I-L |
| Holdings | Search for specimens collected by I. A. Lapham |
| Collections in | [no date] (177), 1840 (1), 1841 (2), 1843 (1), 1845 (1), 1855 (1), 1856 (1), 1857 (9), 1858 (5), 1859 (3), 1860 (2), 1865 (1), 1866 (3), 1869 (1), 1870 (5), 1872 (1), 1892 (1) |