Worthley Herbarium – Lichens of Soldiers Delight; Baltimore Co., on wall of stone and cement. Caloplaca feracissima H. Magn. [Teloschistaceae] Skorepa et al. (1977) – Frederick Co., on concrete. Skorepa et al. (1979) – on cement. E.G. Worthley Herbarium – Lichens of Soldiers Delight. E.C. Uebel Herbarium – Prince George's Co., on hill of concrete. Caloplaca flavorubescens (Hudson) J. R. Laundon [Teloschistaceae] Syn.: Caloplaca aurantiaca (Lightf.) Th. Fr. Skorepa et al. (1977) – Allegany Co., on cement. Skorepa et al. (1979) – on cement. E.G. Worthley Herbarium - Baltimore Co., Owings Mills. Caloplaca flavovirescens (Wulfen) Dalla Torre & Sarnth. Skorepa et al. (1977) – Washington Co., on limestone. Skorepa et al. (1979) – on calcareous rock, cement. Caloplaca holocarpa (Hoffm. ex Ach.) M. Wade [Teloschistaceae] Skorepa et al. (1977) – Frederick Co., on timbers. Skorepa et al. (1979) – on bark, calcareous rock, wood. Caloplaca lobulata (Flörke) de Lesd. [Teloschistaceae] Skorepa et al. (1977) – Cecil Co., on serpentine rock. Skorepa et al. (1979) – acidic rock. E.G. Worthley Herbarium – Lichens of Soldiers Delight; Baltimore Co., on bricks. Caloplaca microphyllina (Tuck.) Hasse [Teloschistaceae] Skorepa et al. (1979) – wood. Caloplaca oxfordensis Fink [Teloschistaceae] Skorepa et al. (1977) – Washington Co., on limestone. Skorepa et al. (1979) – on acidic rock. Caloplaca sideritis (Tuck.) Zahlbr. [Teloschistaceae] Skorepa et al. (1977) – Frederick Co., on cement foundation. Skorepa et al. (1979) – on acidic rock. E.G. Worthley Herbarium – Lichens of Soldiers Delight. Caloplaca subsoluta (Nyl.) Zahlbr. [Teloschistaceae] Syn.: Caloplaca modesta (Zahlbr.) Fink Skorepa et al. (1977) – Montgomery Co. (collected by Fink) Skorepa et al. (1979) – on acidic rock. Candelaria concolor (Dickson) B. Stein [Candelariaceae] Skorepa et al. (1977) – Allegany Co., on tree trunk. Skorepa et al. (1979) – on bark. E.G. Worthley Herbarium – Lichens of Soldiers Delight; Frederick Co.; Carroll Co. E.C. Uebel Herbarium – Baltimore Co.; Prince George's Co., on bark. Lendemer & Knapp (2007) - (2. Idylwild) Candelariella reflexa (Nyl.) Lettau [Candelariaceae] Lendemer & Knapp (2007) - (3. Chesapeake) Candelariella vitellina (Hoffm.) Müll. Arg. [Candelariaceae] Skorepa et al. (1977) – Baltimore Co., on rock face. Skorepa et al. (1979) – on acidic rock. E.G. Worthley Herbarium – Lichens of Soldiers Delight. Canoparmelia caroliniana (Nyl.) Elix & Hale [Parmeliaceae] Syn.: Parmelia caroliniana Nyl. Skorepa et al. (1977) – Worcester Co., on tree trunks. Biechele (2002) – lower eastern shore of Maryland. Lendemer & Knapp (2007)