[Vol. 2 



52 ANNALS OF THE MISSOURI BOTANICAL GARDEN 



TRYPETHELIUM MASTOIDEUM Ach. 

 On Pithecolobium, Sardinera. 



TRYPETHELIUM OC1 1 ROLEUCUM Nyl. 



On Zanthoxylum, between Sardinera and Ubero. 



OPEGRAPHA 



On Ficus, Sardinera; on Calyptranthes, Ubero. 



GRAPHIS AFZELII Ach. 



On Zanthoxylum, between Sardinera and Ubero; on Pithecolobium, Sardinera. 



GRAPHIS 



Collected by Professor Stevens. 



CHIODECTON 



On Plumiera, Sardinera. 



LEPTOTREMA 



On dead wood, Sardinera. 



CLADONIA FIMBRTATA var. CONIOCRAEA (Floerke) Wainio 

 On dead log, Sardinera. 



OMPHALARIA LINGULATA Tuck. 

 On limestone, Sardinera. 



OMPHALARIA POLYGLOSSA Nyl. 



On exposed limestone, Ubero. 



OMPHALARIA 



On limestone, Ubero. 



COLL EM A 



On limestone rocks, Sardinera. 



LEPTOGIUM (sterile and indeterminable) 

 On Torrubia, Sardinera. 



PARMELIA TINCTORUM Despv. 

 On a tree trunk. 



PARMELIA SULPHURATA Nees and Flot. 

 On a dead log, Sardinera. 



RAMALINA MONTAGNEI De Not. 



On a twig, Sardinera. Collected also by Professor Stevens. 



RAMALINA COMPLANATA (Sw.) Ach. 

 On a twig, Sardinera. 



PYXINE P1CTA (Sw.) Tuck. 



On Pithecolobium, Sardinera; on Zanthoxylum, between Sardinera and Ubero. 



PHYSCIA SPECIOSA (Wulf.) Nyl. (A small form) 

 On Ficus, Sardinera. 



PHYSCIA ALBA Fee 



On Calyptranthes, Ubero; also, not typical, on Torrubia, Sardinera. 



The collection also contains a sterile plant near Omphalaria 

 Wrightii Tuck., from wet, sunny soil between Sardinera and 



