Cladonia gracilis subsp. gracilis

Familia: Cladoniaceae
Genus: Cladonia
Species: Cladonia gracilis
Subspecies:

Cladonia gracilis subsp. gracilis (L.) Willd., 1787

• Cladonia elongata (Jacq.) Hoffm.
  
• Cladonia gracilis subsp. nigripes (Nyl.) Ahti

• Willdenow, C.L. 1787. Florae Berolinensis Prodromus. - Berlin. (Mattick Rec.# 23042 - Recent Literature on Lichens) Biblioteca Digital

• Fontaine, K.M.; Ahti, T. and Piercey-Normore, M.D. (2010) Convergent evolution in Cladonia gracilis and allies. The Lichenologist 42(3): 323–338. (RLL List # 219 / Rec.# 31855 - Recent Literature on Lichens) (DOI: 10.1017/S0024282909990569)

• North American Lichen Checklist

• LIAS

• USDA Plants Database

• List of British Lichens & Lichenicolous Fungi

• Brodo, Sharnoff, & Sharnoff. 2001. Lichens of North America

• Index Fungorum

• MycoBank

• Stephen Sharnoff's Lichen Photos - Cladonia gracilis

• Flechtenbilder (Lichen Images) by Ulrich Kirschbaum -Cladonia gracilis

• The Lichen Herbarium, Natural History Museum, University of Oslo, Norway (Photo Gallery) - Cladonia gracilis

• Lichen Gallery of Leif & Anita Stridvall - Cladonia gracilis

• Irish lichens (photos and descriptions) - Cladonia gracilis

• British Lichens (photo by Neil Sanderson) Cladonia gracilis

• British Lichens (photo by M. Sutcliffe) Cladonia gracilis