682 CLXI. LICHENES. 



Chara — contd. 



leptosperma, A. Br., var. ? 

 gymnopus, A. Br. 



var. ceylonica (Klein), A.Br. 

 submollusca, Nordst. (Fig. 689.) 

 gymnopitys, A.Br. (Fig. 690.) 

 var. sequistriata, Nordst. 

 var. aequistriata-micrantha, Nordst. 

 var. sequistriata-polyphylla, Nordst. 

 var. sequistriata-tylacantha, Nordst. 

 Benthami, A. Br. — Messrs. II. & J. Groves, who determined 

 the species for me, say, " The plant is not always 

 unistipulate as Braun described it, having often two 

 stipulodes to each branchlet." 

 Hab.: Corinda (C. T. White). 

 fragilis, Desv., forma microptila. 



Order CLXI.— LICHENES (Lichens). 



Family I.— COLLEMACEI. 



Tribe I. — Lichinei. 

 Sirosiphon, Kutz. 



Stirtoni, /. F. Shirl. = S. pluvinatum, Stirton. 

 Obryzum (Wallr.), Till. 



scabrosum, Stirton. 

 Synechoblastus (Trev.), Wainio. 



microcarpus, Muell. Arg. 



glaucothalmus, Muell. Arg. 



Tribe II. — Collemei. 

 Colle-ma, Ach. 



byrsinnm, Ach. (Fig. 691.) 

 furvum, Ach. 

 leucocarpum, Taxi. 

 nigrescens, Hud. 

 hypolasium, Strn. 

 Gwytheri, Strn. 

 Leptoginm, Ach. 



phyllocarpum, A T yl. 



var. isidiosum, Nyl. 



var. dsedalum, Nyl. 

 tremelloides, Fries. 



z'ar. pichneum, Ach. 



var. azureum (Ach.), Mnt 



var. isidiosa, Muell. Arg. 

 diaphanum, Mont. 



