on oak trunk. Skorepa et al. (1979) – on bark, acidic rock, other. E.G. Worthley Herbarium – Worcester Co., on bark of Taxodium; Frederick Co., Cunningham Falls; Baltimore Co., Church of the Brethren. Phaeophysica ciliata (Hoffm.) Moberg [Physciaceae] Syn.: Physcia ciliata (Hoffm.) Du Rietz Skorepa et al. (1977) – Caroline Co., on cement bridge. Skorepa et al. (1979) – on bark. Phaeophyscia hirsuta (Mereschk.) Essl. [Physciaceae] Syns.: Physcia hirsuta Mereschk., Phaeophyscia cernohorskyi (Nádv.) Essl. Skorepa et al. (1979) – on cement. Phaeophyscia hirtella Essl. [Physciaceae] Skorepa et al. (1979) – on bark. Phaeophyscia hispidula (Ach.) Essl. [Physciaceae] Syn.: Phaeophyscia imbricata Vainio Skorepa et al. (1979) – on bark. Phaeophyscia pusilloides (Zahlbr.) Essl. [Physciaceae] Syn.: Physcia pusilloides Zahlbr. Skorepa et al. (1977) – Frederick Co., on trees. Skorepa et al. (1979) – on bark. E.C. Uebel Herbarium – Lichens of Soldiers Delight; Baltimore Co., on bark of Norway Maple; Phaeophyscia rubropulchra (Degel.) Essl. [Physciaceae] Syn.: Physcia orbicularis f. rubropulchra Degel. Skorepa et al. (1977) – Garrett Co., in upland woods. Skorepa et al. (1979) – on bark, acidic rock, other. Biechele (2002) – lower eastern shore of Maryland. E.C. Uebel Herbarium – Lichens of Soldiers Delight; Baltimore Co., Liberty Reservoir, on trunk of Tulip tree. Lendemer & Knapp (2007) - (1. Millington), (2. Idylwild) Phlyctis ludoviciensis (Müll. Arg.) Lendemer [Phlyctidaceae] Lendemer & Knapp (2007) - (5. Hickory Pt.) Physcia adscendens (Fr.) H. Olivier [Physciaceae] Skorepa et al. (1977) – Allegany Co., on deciduous trees. Skorepa et al. (1979) – on bark, calcareous rock. E.G. Worthley Herbarium - Lichens of Soldiers Delight; Baltimore Co., St. Thomas Cemetery, on gravestone. Physcia aipolia (Ehrh. ex Humb.) Fürnr. var. aipolia [Physciaceae] Skorepa et al. (1977) – Worcester Co., on deciduous trees. Skorepa et al. (1979) – on bark. Biechele (2002) – lower eastern shore of Maryland. E.G. Worthley Herbarium - Lichens of Soldiers Delight; Frederick Co., Cunningham Falls. E.C. Uebel Herbarium – Carroll Co., Liberty Reservoir, on bark; Baltimore Co., on Norway Maple. Physcia americana G. Merr. [Physciaceae] Syn.: Physcia tribacoides Nyl. Skorepa et al. (1977) – Worcester Co., on deciduous trees. Skorepa et al. (1979) – on bark, acidic rock, calcareous rock. E.G. Worthley Herbarium - Baltimore Co., Grace Methodist Church, Gunpowder River, on Tulip Tree; Frederick Co., Cunningham Falls. Lendemer & Knapp (2007) - (2. Idylwild), (5. Hickory Pt.) Physcia millegrana Degel. [Physciaceae] Skorepa et al. (1977) – Garrett Co., on oak. Skorepa