- (2. Idylwild), (4. Sharptown), (6. Pocomoke) Canoparmelia crozalsiana (de Lesd. ex Harm.) Elix & Hale [Parmeliaceae] Syn.: Parmelia crozalsiana B. de Lesd. ex Harm. Skorepa et al. (1977) – Frederick Co., on trunk of oak. Skorepa et al. (1979) – on bark. E.G. Worthley Herbarium - Talbot Co., on Sycamore. Lendemer & Knapp (2007) - (2. Idylwild) Canoparmelia texana (Tuck.) Elix & Hale [Parmeliaceae] Syn.: Parmelia texana Tuck. Skorepa et al. (1977) – Frederick Co., on trunk of maple. Skorepa et al. (1979) – on bark. Lendemer & Knapp (2007) - (2. Idylwild) Catapyrenium cinereum (Pers.) Körber [Verrucariaceae] Syn.: Dermatocarpon hepaticum (Ach.) Th. Fr. Skorepa et al. (1979) – on soil. E.G. Worthley Herbarium – Lichens of Soldiers Delight. Catillaria chalybeia (Borrer) A. Massal. [Catillariaceae] Skorepa et al. (1977) – Frederick Co., on rocks. Skorepa et al. (1979) – on acidic rock. Cetraria arenaria Kärnefelt [Parmeliaceae] Syn.: Cetraria islandica (L.) Ach. Skorepa et al. (1977) – Garrett Co., on soil. Skorepa et al. (1979) – on soil. E.G. Worthley Herbarium - Garrett Co., Carey Run. Cetrelia cetrarioides (Duby) Culb. & C. Culb. [Parmeliaceae] E.G. Worthley Herbarium - Baltimore Co., Owings Mills, on oak. Cetrelia chicitae (W. Culb.) W. Culb. & C. Culb. [Parmeliaceae] Skorepa et al. (1977) – Garrett Co., on conglomerate. Skorepa et al. (1979) – on bark, acidic rock. E.G. Worthley Herbarium - Frederick Co., Mt. Catoctin Park. Cetrelia olivetorum (Nyl.) Culb. & C. Culb. [Parmeliaceae] Skorepa et al. (1977) – Allegany Co., on trunk of deciduous tree. Skorepa et al. (1979) – on bark. Chrismofulvea dialyta (Nyl.) Marbach [Physciaceae] Syn.: Buellia dialyta (Nyl.) Tuck. Skorepa et al. (1979) – on bark. Chrysothrix candelaris (L.) J. R. Laundon [Chrysotrichaceae] Syn.: Lepraria candelaris (L.) Fr. Skorepa et al. (1979) – on bark. E.G. Worthley Herbarium - Montgomery Co., on rock outcrop. E.C. Uebel Herbarium – Baltimore Co., Hollofield, on rock cliff. Lendemer & Knapp (2007) - (5. Hickory Pt.) Chrysothrix flavovirens Tønsberg s. lat. [Chrysotrichaceae] Lendemer & Knapp (2007) - (5. Hickory Pt.) Cladonia apodocarpa Robbins [Cladoniaceae] Skorepa et al. (1977) – Frederick Co., on soil. E.G. Worthley Herbarium - Lichens of Soldiers Delight; Baltimore Co., Gunpowder Falls; Allegany Co. Cladonia arbuscula (Wallr.) Flotow [Cladoniaceae] Skorepa et al. (1977) – Lichens of Soldiers Delight. E.G. Worthley Herbarium - Lichens of Soldiers Delight; Allegany Co., Green Ridge State Forest; Wicomico Co. E.C. Uebel Herbarium – Lichens of Soldiers Delight.