| Classification | Hymeneliaceae: Ionaspis |
| Classification 1 | Hymeneliaceae: Hymenelia |
| Harvard University Herbaria Barcode(s) | 00852985 |
| Collector | P. F. May |
| Collector number | 1474 |
| Country | United States of America |
| State | New York |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York: Ulster County |
| Locality | Deming, Catskill Mountains, Frost Valley YMCA Camp, High Falls and environs, within 1 km of County Road 47 |
| Date Collected | 1994-05-16 |
| Habitat | on sandstone, vertical face of streamside boulder, shady mixed mesic to dry semi-open forest |
| Container | Lichens of New York |
| Substrate | on rock [saxicolous]; on sandstone |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d707e1f5-8fc0-4667-807b-8a4fff295f9c |
| Harvard University Herbaria Barcode | 00852985 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Family | Hymeneliaceae |
| Determination | Ionaspis lacustris (Withering) F. Lutzoni |
| Determination Remarks | [filed under] [current name] |
| Family | Hymeneliaceae |
| Determination | Hymenelia lacustris (Withering) M. Choisy |
| Determined by | May, Philip F. |
| Determination Remarks | [label name] |
| Family | Hymeneliaceae |
| Determination | Hymenelia lacustris (Withering) M. Choisy |
| Determined by | Harris, Richard Clinton |
| Annotation Text | conf. |
| Preparation Type | Packet |
| Preparation Method | Dried |