J. Rick S. J. — Xylxriaceas Riograndenses 
Sectio VII - VARIEGATAE 
Xyl ar ia brasiliensis Theiss. — Lloyd, M. N., pg\ 583, fg. 1559; Theis- 
sen, Xyl. austrobras., pg. 5, fg. 1 et 2. Stipite radicato, rhizoi- 
deo, sordide einereo, sursum fuligineo, sulcato, varia longitu- 
dine, simpliei vel faseículato. Clava paulo incrassata, lanceo- 
lata, atra, snlcata, ritrimque subattenuata, simpliei vel fur- 
cata, superfície peritheciis obtuse vel subconice prominulis 
lorulosa; peritheciis confertis vel intemipte sparsis, areo- 
la plns minus distincta, giabra acutiuscule papillata ornatis; 
sporis ellipticis fasco-badiis utrimqae rotundatis, 6-10 X 4-5 
u. Ad terram arenosam et ui dos termitum. 
Xilaria xiGRiPEs (Klotsch.) Sacc. Lit. : Sacc. IX, 527; Lloyd, M. N., 
pg. 1251, fg. 2781. Differt a priore clavis primi tu s testaceis 
(melins griscis) et sporis minutis ovatis nigris. Semel lecta 
a Lr. Johanne Dutra (S. Leopoldo) in statu conidifero in 
nido tremitum. 
Xilaria variegata Syd. — Lit.: Theiss., Xyl. austrobras, pg. 6, fig. 
4 (sub -riogranâensis). Syx. : Xyl riogranãensis Theiss. 
Clava 1-8 cm alta, longe cylindrlca, ápice acuto, flavescen- 
te; stipite curto nibigineo-p ruinoso, basi sub-dilatata 
peritheciis fere immersis, ostiolis atris; sporis ellipticis ro- 
tundatis, fusco-badiis, 1-2 — guttulatis, 11-15 X 4-5 u. Ad 
lignum. et serraginem dccompositam. 
Xyl. Wettsteinii Theiss. — Lit. : Xyl. austrobras., pg. 6, tb. XI, 3. 
Clava 15-18 mm, alta, 4 mm lata, cylindrica obtusa, tes- 
taceo-miniata vel aurantiaca, superfície mammillosa; stipi¬ 
te brevi, rhizoideo; peritheciis confertis, globosis minutis, 
mammillato-prominulis, disco dilutiore melleo cinctis, osti- 
olo lati ore aterrimo subconioo exserto; sporis brunneis, ro- 
tundatis vel subacutatis, 9-13 X 2 1]2-3 1|2 te In fimo. 
Xylaria Guepiki (Fr.) Ces. — Lit.: Sacc. I, 335; Myc. Notes, pg. 
1101; Theissen, Xyl. austro-bras., pg. 5, fg. 3. 
Stipite rhizoideo, deformi, 5-10 mm alto, infra tortuo¬ 
so, radicaníe, albescente, supra regular!, attenuato, 1-2 mm 
crasso, simpliei vel e basi diviso, testaceo. Clava primo 
lutea, dein testacea, simpliei vel divisa, cylindrica vel com¬ 
pressa, 15-25 X 2-5 mm, apice peritheciis dostituta, ostiolis 
supersedentibus aspera; peritheciis immersis, ostiolis gra- 
nulatis atris; sporis ellipticis vel plano-convexis 1-guttatis, 
5-6 12 X 2 1J2-4 p. In fimo vaccino. Num vere sit species 
Friesii, incertum est, cum typus non exstet. 
