Uredinales, UredinaceeB infer., Aecidmm. 88S 



Ured. IV, 1923, p. 301. ~ Secundnm E. Mayor (Bnll. Soc. Mycol. de 

 Fr. 36., 1920, p. 97) ad Fuociniam Opizii Bnb. pertinet qnae aecidia 

 in L ji c t n c a , C r e p i d e , L a m p s a n a, S o n c h o efformat. 

 Hah. in foliis Lactncae sativae, prope Berolinnm Ger- 

 maiiia. 



58. Aecidium' Liabi Mayor, Mem. Soc. nencliat. Sc. Nat. V(1913) p. 576, 3049 

 c. ic. — Pycnidiis in centro macularnm in parvos greges dispositis 

 epipbyllis, minutis, rotnndatis, flavo-brunneis dein brnnueis; aeci- 



diis hypopliyllis, plns minnsve dense gregariis, maculis rotnndatis 

 1 cm. diam, paucis obscure brunneis insidentibus. parvis, rotun- 

 datis, anrantiacis, j>rimo clansis dein apertis, margine albido et 

 lacerato sed non vel raro revolnto; aecidiosporis globosis vel po- 

 lygoniis, 18-24 [j, diam., flavescentibus, fere subhyalinis, membrana 

 ca: 2 \i crassa, rainute laxeque verrucosa ; cellulis psendoperidii 

 extus levibns et 5-7 ij. crassis, intus echinnlatis et 4-6 n crassis. 

 Hab. in foliis L i a b i i g n i a r i i in regione andina centrali 

 Colurnbiae, dep. Antioqnia, ad snmmitatem Alto Don Elias, alt. 

 2100 m., Amer. austr. 



59. Aecidium Liabicolum Trotter n. nov., Aecidiiim Liabi Arthur, Bull. 3050 

 Torr. Bot. Cl. 47., 1920, p. 479, nec Mayor. — Pycnidiis epiphyl- 



lis in areis decoloratis laxe gregariis, inconspicnis, obscnre bruu- 

 neis, subepidermicis, ellipsoideis, circ. 128*95, periphysibus bre- 

 vibns 45 [jl circ. h)ng. ; aecidiis hypophyllis in greges usque 8 mm. 

 diam. dispositis, cupulatis 0,3-0,8 mm. diam., peridio pallide flavo 

 fragili, cellulis peridialibus rhomboideis 19-23 * 35-55, tunica extus 

 2-5 i^ cr., levi, iutus usque 5-7 ix, dense tuberculato-verrucosa; ae- 

 cidiosporis angnlato-globosis, 26-31 * 21-26, tunica hyalina 1,5-2,5 jji 

 cr., dense distincteque verrucosa. 



Hab. in foliis L i ab i sp., Jalapa, St. Veracrus, Mexico, America 

 bor. (A. S. HiTCHCOOK). 



60. Aecidium lampsanicola Tranzsch., Travaux Musee Bot. Acad. Im- 3051 

 per. Sc. St. Petersbourg, 11, 1904, p. 42; Sydow, Mon. Ured. IV, 

 1923, p, 302. — Peridiis parietibus crassis praeditis ; celbilis peri- 



, dialibns rhomboedricis 30-35*17-21, tunica extns striata 5-7 ij. cr. 

 intus crebre verrucosa 2,5-3 \i cr. ; aeci<liosporis globosis v, sub- 

 globosis 13-17 * 12-16, tunica vix 1 \i cr. — Caeterum ut in statu 

 aecidico Pucciniae Lampsanae (Sch.) Fuck. 



Hab. in foliis L a m p s a n a e c o m m u n i s , g r a n d i f 1 o- 

 rae, in Bossia. — Piicc. Opizii Bub, in Carice, verisimiliter 

 pertinens. 



