F. THEISSEN I HYPOCREACEAE RIOGRANDENSES 



127 



C. Sporae laeves, non striatae. 



20. Nectria coccinea (Pers.) Fr. — (Tab. v, fig. 7). 

 Creonectria coccinea Seaver Mycol. 1 188. 



Exsicc. Rick, F. austro-am. 365. — Det. Rehm. 



Asei elongato-ventricosuli, p. sp. 80-95 = IO-I2 pedicello 

 brevi 12-16 = 3-4 p 5 sporae hyalinae, elliptico-biconicae, 16-22 = 

 6 V.-8 F- 



Sec. v. Hõhnel (Ann. myc. 19 10 p. 464) N. armeniaca Tui. 

 N. ditissima Tui. sunt identicae. 



21. Nectria coccinea (Pers.) Fr. var. platyspora Rehm, As- 

 com. 181 3. — (Tab. v, fig. 6) 



Asei 100 = 9 -fji, cylindracei, pedicellati ; sporae late ellipticae, 

 rotundatae, grosse biguttatae, vix constrictae, 13 = 8 f/.. 

 Sec. v. Hõhnel 1. c. est própria species. 



22. Nectria Orchidearum Theiss. n. sp. — (Tab. v, fig. 5). 

 Perithecia botryose aggregata vel isolata, superficialia, fusco-au- 



rantia, leniter floccosa, globosa subapplanata, papilla rotundata con- 

 colore vix perspicua, 200-250 jx diam. Asei cylindracei breviter 

 pedicellati, 50-60 = 5 1 / 2 ; sporae hyalinae, oblongo-ellipticae, 

 utrinque angustato-rotundatae, oblique monostichae vel subdisti- 

 chae, 9-10 Y 2 — 4 p-> nori constrictae, utraque cellula biguttulata. 



Hab. in caulibus Orchideae epiphytae. — Affinis N. Pandani 

 Tui. 



23. Nectria vulgaris Speg. Syll. n 483. 



In cortice. 



Perithecia flavo-fusca, ostiolo nigro-annulato, globosa v. piri- 

 formia, 250-300 \x diam. vel 300=200-250 \x. Asei 45-58=6-8 fx; 

 sporae oblongae, viridulo-hyalinae, in superiore parte ascorum sae- 

 pe distichae, vix constrictae, 10-12 = 3 V 2 f** 



Species sub hoc nomine in F. Argent. novi v. cr. p. 290 com- 

 memorata «sporis ellipsoideo-ovatis, longitudinaliter spiraliterque 

 striatulis» vix huc pertinet. 



