Fig. 5
From: Genus Pronephrium Presl 1851 (Thelypteridaceae) in Romania
Pronephrium stiriacum from Aninoasa, roof shale of coal seam no. 17, Oligocene, Petroșani Basin, general view. F1, F2, F3: Pronephrium stiriacum leaf fragments. Hand specimen no. 1, Mining Museum in Petroșani. Scale bar: 10 mm