66 NORTH AMERICAN FLORA [V01.UME 7 



Eschscholtzia californica^ California. 

 Type locality : San Francisco, California, on Eschscholtzia cahfornica. 

 Distribution : California. 



24. Entyloma fuscum Schrot. Beitr. Biol. Pfl. 2 : 373. 1877. 



Eniyloma fusee Hum Schrot. ; Rab. Fungi Eur. 2495. 1878. 

 Entyloma bicolor Zopf ; Rab. Fungi Eur. 2496. 1878. 



Sori in leaves, forming discolored somewhat irregular areas usually limited by the 

 veins, about 2-6 mm. or by confluence much more extended, often with conspicuous white 



hypophyllous outgrowths ; spores when fully matured light-yellow to chestnut-brown, ovoid 

 to subspherical or occasionally somewhat angled, provided (especially when young) with a 

 conspicuously swollen gelatinous envelope, smooth, chiefly 13-19/^ in length; the hypo- 

 phyllous matted outgrowths usually showing few conidia which are described as fusiform, 

 single-celled or septate, 10-22 /i X 3/Ci. 



On Papaveraceae : 



Papaver sp. (cult.), Maine; New Brunswick. 

 Type locality: Germany (Rastatt, apparently), on Papaver Argemone. 

 Distribution: Maine and New Brunswick ; also in Europe. 

 Exsiccati : Seym. & Earle, Econ. Fungi C 19. 



25. Entyloma microsporum (Ung.) Schrot.; Rab. Fungi Eur. 1872. 1874. 



Protomyces microsporus tJng. Exanth. Pfl. 343. i833. 

 Entyloma Ungerianuni DeBary, Bot. Zeit. 32 : 105. 1874. 



Sori in leaves, forming hard fusoid to hemispherical pustules, often concavo-convex, 

 2-5 mm. in length, usually distinct, whitish or eventually reddish-brown ; spores hyaline 

 or slightly tinted, oblong or ovoid to subspherical or polyhedral, with a very thick usually 

 irregular epispore which is often somewhat crenate, 12-22 /" in length ; conidia not known. 



On Ranunculaceae : 



Ranunculus fascicularis , Wisconsin. » 



Ranunculus septentrionalis, Illinois, Iowa, Wisconsin. 



Ranunculus sp., Iowa. 

 Type locality : Europe, on Ranunculus repens. 

 Distribution : Illinois, Iowa, and Wisconsin ; also in Europe. 

 Illustration : Bot. Zeit. 32 : pi. 2,f. 1-13. 

 Exsiccati : Ellis & Ev. Fungi Columb. 542 ; Ellis, N. Am. Fungi 1488 ; Seym. & Earle, Econ. 



Fungi C25,C26. 



Entyloma microsporum pygmaeum AUesch. Bibl. Bot. 8 : 40. 1897. Sori in leaves ; spores 

 hyaline to yellowish, irregular, oblong, spherical, frequently polyhedral, with large oil-drops, 

 variable in size, 12-18 n^ in length. On Ranunculaceae : Ranunculus pygmaeus , Greenland. 



26. Entyloma Nymphaeae (D. D. Cunn.) Setch. Bot. Gaz. 19 : 189. 1894. 



Rhamphospora Nymphaeae D. D. Cunn. Sci. Mem. Med. Off. Army India 3 : 32. 1888. 

 Eniyloma Castaliae Holway ; Davis, Trans. Wise. Acad. 11 : 174. 1897. (Type from Wisconsin, 

 on Nymphaea reniformis). 



Sori in leaves, forming variable often very irregular areas, usually most prominent on 

 under side, yellowish or with age reddish-brown, scattered or subconfluent ; spores hyaline, 

 ovoid to subspherical, usually apiculate and with remains of hypha as an appendix at the 

 opposite end, smooth or under an immersion very minutely verruculose, 10-14^ in length; 

 conidia not observed but spores said to germinate in situ. 



On Nymphaeaceae : 



Casialia odorata {Nymphaea odorata), Connecticut, Massachusetts, Ohio. 



Castalia tuberosa {Nymphaea reniformis^ ^ Illinois, Iowa, Wisconsin. 



Castalia {Nymphaea) sp., Iowa, New Jersey, Ohio. 



Nymphaea advena {Nuphar advena), Connecticut, Illinois, Massachusetts, Wisconsin. 

 Type locality : Calcutta, India (Botanical Garden), on Nymphaea stellata {Castalia stellata). 

 Distribution : New England to Wisconsin and Iowa ; also in Europe and Asia. 

 Illustrations : Sci. Mem. Med. Off. Army India 3 : pi. 1,2; BuU. Conn. Geol. Nat. Hist. 



Surv. 5 : /. 18, 33. 



Exsiccati : Sydow, Ust. 277 ; Ellis & Ev. Fun^ Columb. 1487 ; Seym. & Earle, Econ. Fungi 



C27, C28. 



Doubtful species 



Entyloma Alsines Halsted, Bull. Torrey Club 20: 252. 1893. On Alsine media. No 

 spores found. 



