48
Perithecia in stromate usque 2 mm. lat. congesta, 1/3 mm. d.; asci 160-
170 = 30-35; sporidia 40-44= 16-1S. Valde affinis Pseud, lanciformi a qua aegre
distinguenda. In specim. orig. .dglaosporae Maibrancheanae ascos inveni octosporos
sporidiaque 45-55 = 16-18.
Pseudovalsa aucta (B. et Br.) Sacc. Syll. Pyr. II p. 138. Winter Pilze
II p. 7S9. Sphaeria aucta B. et Br. Not. Brit. Fungi n. 728 tab. X, fig. 11.
Cryptospora aucta Tul. Carp. II p. 152 tab. XVII, fig. 1-12. Calospora aucta.
Fuck. Symb. Myc. p. 191. '
Hab. in ranus exsiccatis Alni glutinosae et Betulae in Britannia Gallia et Germania
f ls ih . xxxv, flg.' 4. - Exspecim. orig. a cl. Cooke benevole com.)
Perithecia subcirciuantia, Vì~Vì mm. d.; asci 100-120 = 25-30; sporidia
35-40= 12-14 (sine app.), semper hyalina et uniseptata vis.i. An juvenilia ?
Pseudovalsa stylospora Ell. et Ev. Proc. Acad. Nat. Sc. Phil. 1890 p.223.
Hab. in cortice Aceris spicati « Loudon » Canada Amer. bor. (Tab. xxxv.
flg. 5 . — Ex specim. orig.)
Perithecia ‘A mm. d., 3-5-acervulata; asci 100-110 = 25-30; sporidia 28-
30 » 12-14 (-suie app.)
Pseadovalsa bapalocystls (B. et Br.) Sacc. Mich. I p. 44, Syll. Pyr. II
p. 138, Winter Pilze II p. 788. Sohaeria hapalocystis Berk, et Br. (in Ann. and
Magaz. of N.it. Hist. Ser. II, p. 317 tab. X fig. XU. Hapalocystis Berkeieyi
Aiiersw. in Fuck. Fungi rhen. 585. Calospora hapalocystis Fuck. Symb. p. i j r .
tab. 6 fig. 14. Bsendovalsa hapal. forma minor. Sacc. Fungi it. tab. 450. Syll.
Pyr. II p. 139 (non bene evoluta).
Hab. in ramis corticatis Platani in Germania, Britannia, Italia et Belgio
(Tab. x x x v i, flg. 1. — Ex Ellis North Amer. Fungi n. 2119 cum specim.
orig, minutim comparatis).
Perithecia 4-10-acervulata, ‘A mm. d.; asci 80-120 = 20-30; sporidia 40-45 »
18-23 (sine app.)
Psoudovalsa convergens (Tode) Sacc. Syll. Pyr. II p. 136. Winter Pilze
It p. 791. ßphaeria convergens Tode Fungi Meckl. 11 p. 39 £ m . Fries Syst.
Myc. II p. 410. Valsa convergens Cooke Valsei Un. St. p. 123. Melanconis
Berkeieyi Tul. Sei. Fung. Carp. II p. 130. Sphaeria inqainans Var. U/w/B. et Br.
Hook. Journ. p. 320 tab. X. ‘ Calospora Berkel. Fuck. Symb. App. I p.25. ‘Pseudovalsa
Berkel. Sacc. Syll. Pyr. II p. 137. Winter Pilze II p. 787.
Hab. in ramis Platani et Ulmi in Germania, Britannia, Italia, Ncerlandia ■
el Belgio (Tab. x x x v i, flg. 3. - Ex specim, Oudemansianis cum typicis ‘Pseu-
dovalsae Berkel, minutim comparatis).
Perithecia in quoque acervulo plus minusve numerosa; asci 200-220 = 30-
35; sporidia 48-60=16-20.
Pseudovalsa niacrosperma (Tul.) S.icc. Fungi Ven. Ser. IV, p. 20.Fungi
ital. tab. 449. Syll. Pyr. II p. 139. Winter Pilze II p. 789. ¡Kelanconis macrosperma
Tul. Carp. II p. 132 tab. XIV, fig. 13-23. frosthemium ellipsosporum
Fres. Beitr. Myk. p. 62, tab. VII, fig. 18-23. Pscudov. stylospora Auersw. in
Rabh. Fungi eur n. 1251.
Hab. in ramis corticatis Carpini Betuli in Gallia, Italia et Germania ('Tab.
XXXVI, flg . 3. — Ex specim. Saccardianis cum orig. comparatis).
Perithecia *A mm. d., in stromate 2-3 mm. d., dense coacervata; asci
180-200 = 25-28; sporidia 35-42 = 12-14. Status conidicus sistit jStilbospora an-
gustaia conidiis 45-50=12-14.
Pseudovalsa bicornis (Cooke) Sacc. Syll. Pyr. II p. 139. Melanconis bi-
cornis in Peck 28 Rep. St. Mus.
Flab, in corticc Platani occidentalis in Amer. bor. (Tab. xx x v i, flg . 4 . —
Ex specim. orig.)
Perithecia 5-7-acervulata, ‘A mm- d-l "sci 120-130 = 40-50; sporidia 60-65 =
16-20 (sine app.)
Pseudovalsa Kickxii (West.) Sacc. in Lamb. Flor. Myc. Belg. II p. 359.
Syll. Pyr. II p. 139. Valsa Kikxii West, in Kickx Flor. Crypt. FI. I p. 322.
Oud. Aanw. 1876-77 p. 17.
Hab. in ramis emortuis Platani acerifoliae in Belgio (Tab. xxxvi, flg . 5.
— Ex specim. a claro Oudemans benevole comunic.)
Perithecia 5-7-circinantia, 'A-'A mm. d.; asci 120-140 = 30-33, 4-6-spori;
sporidia 50-55 = 20-25 (sine app.)
Species excludendae
P s e u d o v a ts a T i t a n e s t n o v um g e n u s (T ita n ia ) E x sp e c im . o rig . - P s e u d , lo n g ip e d is in om n ib u s
Specim. e x am in a tis (et id eo e tiam o rig in a lib u s ) s em p e r in v e n i s p o rid ia h y a lin a , q u a r e sp e c ie s a d g e n
u s C a la sp o ra a d s c rib e n d a p u to . P s e u d o v a lsa a g la e o s to m a (B. e t Br.) Sacc . e s t. C a lo s p o r a (Ex spec.)
o rig .) .A g ia o s p o r a th e le b o la R e hm e s t M e la n c o n is . P s e u d . X a iu h o x y li (P eck) Sacc . e s t F e n e s t e l la .
Species non exaniinatae
Saco. P s e u d , s a m b u c in a (Peck) S acc . P s e u d . F a i r m a n i E . e t C. A g ia o s p o r a e f fu s a R e hm .
T IT A N IA Beri. nov. gen. Perithecia in stromatibus, epidermide tectis, pro-
minulis, usque 3 mm. d. 2-4-congesta, ostiolis emergentibus. Asci monospori,
Sporidia magna, transverse septata, fusoideo-cylindracea, colorata.
Titan ia Berkeieyi Beri. ‘Diatrype Titan B. et Br. North Amer. Fungi
n. 857. Pseudovalsa Titan Sacc. Syll. Pyr. II p. 135.
Hab. in corlice Carpini in Carolina inferiore Amer. bor. (Tab. x x x v il,
flg. 1. — Ex specim. orig. a claro Cooke benevole comunic.)
Perithecia in stromate 3 mm. d. 2-4 acervata, ostiolis prominulis, V3-V4 mm.
d.; asci monospori, 180-200 = 28-32; sporidia 90-110 = 23-25.