FÜNGI GUARANITICI 283 



draceo-clavati, ápice rotundati v. acutati, basi longiuscule 

 attenuato-pedicellati (p. sp. 65-70 X 10-12 = ped. 25-30x3), 

 paraphysibus filiformibus, longioribus, simplicibns v. parce 

 ramulosis, densis obvallati, octospori ; sporae oblique monosti- 

 cbae V. recta distichae, ellipticae, saepius inaequilaterales, me- 

 dio 1-septatae, constrictulae , utrinque acutato-rotundatae 

 (15-18x6-7), loculis grosse 1-guttulatis, perdilute olivascen- 

 tibus. 

 Hab. Ad truncos dejectos putrescentes in sylvis prope Guarapi, 

 Jun. 1883 (sub num. 3784.) 



PHAEODIDYMAE SacC. 

 223. DiDYMOSPHAERIA RHYTIDOSPERMA Speg. (n. Sp.) 



Diag. Perithecia sparsa v. laxissime subseriata, epidermide areola- 

 tim nigrefacta tecta atque arete adnata, prominula, hemisphaeri- 

 colenticularia, majuscala (1-1,2 nillm. diam.), ostiolo minuto 

 umbonatuio vix epidermidem perforante, non exerto donata, 

 crassiuscule membranaceo-carnosula, sórdido albescenti-cera- 

 cea, circa ostiolum fuscescontia, saepeque coriacella, contextu 

 prosencbymatico-fibrosulo subradiante, parum distincto, albo- 

 fuscescente ; asci cj^lindracei, ápice obtusissime rotundati, 

 postice breve attennato-stipitati (120-130x7-8), iodi ope nuUa, 

 paraphysibus gracillimis, obscuro septulatis obvallati, octo- 

 spori; sporae recte monostichae, utrinque acute rotundatae, rec- 

 tae, medio constrictae, loculis aequalibiis, non v. 1-2-grosse gut- 

 tulatis, episporio pellucido, pulchre fuligineo, longitudinaliter 

 dense rugoso-striatis, rugis simplicibus, rectis v. vix helicoideis. 



Hab. Ad culmos dejectos emortuos Bambusaceae cujusdam in 

 dumetis prope Carapeguá, 24 Jul. 1883 (sub num. 3822.) 



Obs. Species pulcherrimí ac distinctissima, characteribus peri- 

 theciis subnectriaceis, ac facile ut novum genus inter Nectria- 

 ceas adhibendum. 



Rhyncomeliola Speg. (n. gen.) 

 Diag. Perithecia atra, párvula, globulosa, sursum in ostiolo 

 cylindraceo, praelongo, obtuso, producta, subiculo concolori, 

 tomentosulo, conidiifero, phyllogeno insidentia; asci cylindra- 

 ceo-clavati, aparaphysati, octospori ; sporae ellipticae, didymae, 

 chlorino-olivaceae. 



