| ID | Title | Type | Institution | Year |
|---|---|---|---|---|
| ID | Title | Type | Institution | Year |
| 101707 | Inventory of PA Hepatics & Liverworts | WRCP | Academy of Natural Sciences, Philadelphia | |
| 101743 | Mosses of Eastern PA | WRCP | Academy of Natural Sciences, Philadelphia | 1995 |
| 101748 | PA fungi database | WRCP | Academy of Natural Sciences, Philadelphia | 1995 |
| 101749 | PA lichens database | WRCP | Academy of Natural Sciences, Philadelphia | 1995 |
| 200908 | Complete Listing Of Pennsylvania Hepatics Compiled From Literature With Herbarium Vouchers | WRCP | Academy of Natural Sciences, Philadelphia | 1994 |
| 389199 | Publication of Checklist of Hepatics & Anthocerotes of PA | WRCP | Academy of Natural Sciences, Philadelphia |