| Classification | Marchantiaceae: Marchantia |
| Barcode(s) | 00784244 |
| Collector | G. W. Staples |
| Collector number | 1740 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Watertown |
| Locality | Boylston St., at 86 Boylston St. |
| Georeference | 42° 22' 03" N, 71° 10' 10" W |
| Date Collected | 2019-11-02 |
| Habitat | Growing in side garden; Found on damp soil at base of a west-facing wall of the house. Soil is mixed clay-gravel |
| Container | Plants of Massachusetts |
| Remarks | among grasses and small herbs |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/599465a6-5ebb-4211-b005-674e204d82f9 |
| Harvard University Herbaria Barcode | 00784244 |
| Herbarium | FH |
| Family | Marchantiaceae |
| Determination | Marchantia polymorpha Linnaeus |
| Determined by | Tocci, Genevieve E. |
| Determination Remarks | [filed under] [label name] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
| Description | Plant body appressed to substrate, dark green, with a few raised circular gemmae cups visible here and there. One frond has an erect palm-like fruiting body attached. |