[27] P. THEISSEN : PERISPORIALES RIOGRANDENSES 



31 



bus 50-55=22-25 [j. [var. maior]. Melius igitur 717. ambígua consideratur va- 

 rietas 71/. Cookeanae ! 



16. Meliola ambígua Pat. et Gaill. — Gaill. Mon. p. 74; Syll. 

 ix p. 424. 



In foliis Labiatae epiphylla. 



Area : Venezuela in Labiata, Lantana; Ecuador in Verbena 

 amphigena ; vS. Catharina Brasiliae in Serjania. [Gaill. 1. c] Rio de 

 Janeiro in Alophyllo ; S. Catharina in Sapindacea, Melastomatacea, 

 ? Aristolochia, ? Bignonia [Rehm, Hedw. 1891 p. 166] Rio Grande 

 do Sul. 



Hyphae mycelii robustae, fuligineo-brunneae, II \x crassae. 

 Hyphopodia capitata magna, clavata, stipitata, 22-33 = 10-13 ' p.. 

 Asei 2-spori 55-64=20-26 p. Sporae 38-46=14-17 p. Cetera in 

 diagnosi 1. c. 



var. maior Pat. et Gaill. — ibid. 



In foliis coriaceis magnis, indet. 



Hyphopodia capitata paullo minora ca. 22 = 11 p. Asei late 

 ovati 65-75=35-40 jj.. Sporae 50-60=20-23 p. 



17. Meliola atricapilla Starb. — Ascom. d. 1. Regn. Exp. 111 

 P- 9- 



In foliis Aristolochiae sp. 



Area: Paraguay [Starb. 1. c.\ Rio Gr. do Sul. — P. Henn. 

 in Hedw. 1909 p. 5 citat M. amphitricham in foliis Aristolochiae 

 e statu São Paulo ; reverá haec species vix a M. amphitricha se- 

 parari potest, ut notavi in «Fragm. brasílica 1» Ann. myc. 1908 

 p. 532. 



Maculae orbiculares velutinae nigerrimae. Hyphopodia capitata 

 alterna, stipitata, cellula terminali ovoidea. Setae rectae, basi ar- 

 cuatae vel subbulbosae, opace nigrae. Perithecia e cellulis angulatis 

 parvis parenchymatice contexta. Asei plerumque 3-spori. Sporae 

 rectae, vix constrictae, cellulis extimis saepe crassioribus. Cetera 

 ut in diagnosi 1. c. 



Obs. Folia a cl. Starbâck non determinata ex figura 19 plane eadem ac 

 mea Aristolochiae. Única difterentia a M. amphitricha in setis acutiusculis 

 posita est, ad summum igitur ejus varietatem quamdam sistit. 



