| Classification | Lichens: Rhizocarpon |
| Harvard University Herbaria Barcode(s) | 00991322 |
| Collector | P. F. May |
| Collector number | 5609 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Princeton |
| Locality | Wachusett Mountain State Reservation, Site 9 (Choiniere-Shea site 2), W side of Semuhenna Tr., 200-500 m S of Westside Tr. |
| Georeference | 42° 29.5' N, 71° 53.7' W |
| Date Collected | 2000-10-20 - 2000-10-27 |
| Elevation | 500 - 510 m |
| Habitat | in shade, schist balds with scattered ancient Pinus rigida and stands of ancient Tsuga canadensis |
| Container | Lichens of Wachusett Mountain |
| Substrate | [on rock, saxicolous]; on silicic rock |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4f5bfa99-4903-4811-bbd4-64fc9730e86c |
| Harvard University Herbaria Barcode | 00991322 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Determination | Rhizocarpon rubescens Th. Fries |
| Determined by | May, Philip F. |
| Determination Remarks | [is filed under name] [is label name] [is Current name] |
| Annotation Text | spores 26-28, apos to 1 mm, epi brown K-, TLC (166-C): Norstictic Ac (major, Stictic Ac. (minor), cryptostictic (minor), constictic ([illegible]); [additional information in packet] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
