374 Uredinaceae inferiores, /Ecidium. 



24. /Ecidium Byrsonimatis P. Henn. Hedw. 1895, p. 101. — iEci- laao 

 diis amphigenis caulicolisqLie, tumoribus crassis plus minusve ma- 

 gnis, ochraceo-fuscis, usque ad 5 cm. diam.; pseudoperidiis gre-, 

 gariis, cylindraceis, pailidis v. subcinereis, usque ad 5 mm. longis^ 

 '/,-1 mm. crassis, primo apicibus subulatis clausis, dein apertis, 

 tandem subcupulatis, laciniatis, contextu cellulis oblongis, acutan- 

 gulis, subhyaiinis, reticulato-verrucosis , usque ad 6U u. longis, 

 20-36 u. latis; aecidiosporis subglobosis, ovoideis v. oblongis ajcu- 

 tangulis, hyalino-subfuscescentibus, reticulato-verrucosis, 30-48 v 

 24-30. 



flab. in foliis caulibusque vivis Byrsonimatis spec. in prov. 

 Goyaz Brasiliae (Ule). 



25. /Ecidium SalaciaB P. Henn. Hedw. 1895, p. 100. — ^^^cidiis dense 132] 

 gregariis, plerunique totum folium occupantibus v. hypophyllis, 

 semiimmersis, pustulato-punctiformibus, flavo-ochraceis, '/, mm. 

 diam., diutissime clausis, dein apertis subcupuliformibus, contextu 

 cellulis rotundatis v. oblongis, polyhedricis, hyalino-fuscescentibus ; 

 aecidiosporis subglobosis v. ellipsoideis, acutangulis, levibus, hya- 

 lino-9ubflavesoentibus, 18-22 v 16-20. 



Hab. in foliis coriaceis Salaciae spec. in prov. Groyaz Brasiliae 

 (Ule). — jEcidio Anome P. Henn. et jE. Xylopice P. Henn. affine, 

 sed tamen pseudoperidiis et sporis videtur diversa. 



26. ^cidium pulcherrimum Rav. in Berk. et Curt. N. Amer. Fung. 1322 

 n. 583; Lagerheim, Ured. Herb. EI. Fries p. 104; Syll. VII, p. 785 

 (diagnosis incompl.). — ^cidiis caulincolis v. petiolicolis v. hy- 

 jiophyllis nervicolis, dense congregatis, cylindricis, margine sub- 

 recto; secidiosporis angulato-globosis, 16-20 tj. diam., membrana 

 tenui, achroa, subiiliter verruculosa. 



Hab. in fere omn ibus partibus B e r c h e m i ae v o 1 u b i I i s in 

 Oarclina inf. Amer. bor. (Ravenel). 



27. /Ecidium TissaB EII. et Ev. BuII. Torr. Bot. CI. 1897, p. 284. — I3ifl 

 Sparsum v. aggregatum; pseudoperidiis minutis, breve cylindraceis, 

 margine leniter denticulatis ; aEcidiosporis subglobosis v. ellipticis, 

 levibus, 14-18 /jl. diam., dilute aurantiacis, initio mox marcescen- 

 tibus. 



Rab. in foliis caulibusque Tisste macrothecae in California 

 (Mo Clatchie). 



28. ^cidium Eriosematis P. Henn. Hedw. 1895, p. 103. — Maculis 1324 

 nu!!is; pseudoperidiis hypophyllis, in tomento nidulantibus, cupu- 

 latio, ochraceis, gregariis v. sparsis; contextu e cellulis oblongis. 



