146 V. F. Brotherus. 



Gaue, major occ: S va ni a, in silvis inter Lentechi et ïscholuri 800 

 m. et in silva supra Betscho 12 — 1,600 m. abunde (E. L.). 



Cauc major centr.: Os se tia, Lars et Kobi ad fl. Terek. 



f. propagulifera. 



Cauc. major occ: Abhasia, secus flumen Kliutsch 12 — 1,400 m. et 

 in jugo Klucbor, in rupibus muscosis prope moles glaciales 25 — 2,600 m. (E. 

 L.); Svania, in silva supra Betscho 12 — 1,600 m. (E. L.). 



22. Radula commutata Gottsch. 



Cauc. major or.: Kachetia, Gambori (Kaernbach). 



12. POrellil DlLL., LlNDB. 



23. Porella Thuja Dicks. 



Syn. Madotheca laevigata var. Thuja Nées. 



Cauc. major occ: Svania, in silvis inter Lentechi et Tscholuri 800 m. 

 et pr. Tscholuri 900 — 950 m. (E. L.), in silvis jugi niontani inter Latal et 

 Betscho 15—1,600 m. (E. L.). 



24. Porella platyphylloides (Schwein.) Linpb. 



Syn. Madotheca platyphylloidea Nées. 



Cauc. major occ: Radscha, Uzeri. Fertilis. 



25. Porella platyphylla (L.) Lindb. 



Syn. Madotheca platyphylla Dum. 



Ad truncos arbormn et ad rupes a regione campestri uscpie in silvaticam 

 superiorem. Fertilis. 



Cauc major occ: Radscha, Oui; Imeretia, Kutais, Oprtscheti, Mek- 

 vena et Atschara ad fl. Rion. 



Cauc major centr.: Ossetia, Balta, Lars et Kobi ad fl. Terek. 



Gori. 



Cauc. minor centr.: Carthalinia, inter Bakitriani et Tabiszchuri. 



