Urediuales, Melampsoracefe, MelampsoresB, Melampsora. 837 



p. 88; Syd., Mon. Uied. 111 p. 355. — ? Mel. ejyitea Tliiim., Syll. VII 

 p. 588 p. p.— Aecidiis bypophyllis, sparsis v. aggregatis ant seriatim 

 dispositis, macnlis flavidis insidentibns, rotnndatis v. ellipticis, 0,5- 

 1,5 mm. longis, pallide anrantiacis; aecidiosporis globosis, angnlato- 

 globosis V. ovatis, snbtiliter verrncnlosis, 15-25 '«■ 10-21, episporio 

 1,5-2,5 [i. cr. ; uredosoris ampbigenis v. etiam tantum liypopbyllis 

 ant epipbyllis macnlis flavidis plernmqne insidentibns, minntis, 0,25- 

 1,25 mm. diam., anrantiacis ; nredosporis globosis, snbglobosis, 

 ovatis v. ellipsoideis, nbiqne remote acnleato-verrncosis, 12-25 * 

 10-18, episporio 1 Vs '3 i^ cr. ; i^arapbysibns plerumqne capitatisj 

 35-80 |J. long. snperne 15-24 [j. cr., stipite 3-4 ij. cr., rarius clavatis, 

 membrana 3-5 \i. superne snbinde nsque 10 [x cr. : telentosoris ple- 

 rnmqne bypopbyllis, snbepiderinicis, sparsis v. aggregatis, minutis, 

 0,25-1 mm. diam., sed saepe confluendo majoribus, flavo brnnneis, 

 tandem atro-brnnneis ; teleutosporis prismaticis, rarius clavatis, 

 ntrinqne rotundatis v. ad apicem leniter prodnctis, dilute brunneis, 

 20-50 * 7-14, episporio ubiqne 1 [x cr. 



Hah. aecidia in foliis L a r i c i s d e c i d n a e , uredo et teleu- 

 tosporae in foliis Salicis acntifoliae, arbnsculae^ 

 a u r i t a e, a n r i t a e X v i m i n a 1 i s, C a p r e a e, C a p r e a e X 

 viminalis, cinereae, dapbnoidis, dasycladi, fra- 

 gilis, glabrae, grandifoliae, bastatae, Heget- 

 scbweileri, berbaceae, bippopbaefoliae, inca- 

 n a e , n i g r i c a n t i s , p n r p u r e a e , p n r p u r e a e X 

 viminalis, reticulatae, retusae, serpylli- 

 foliae, Smitbianae, viminalis, Enropa. — Sec. Cl. 

 Klebabn in bac specie formae numerosae extant, quae in Sydow 

 1. c. indicantnr. 

 15. Wlelampsora Laricis-pentandrae Kleb. in Forsti. naturw. Zeitschr., 2892 

 1897 p. 470; Syd., Ured. III p. 371 tab. XIV fig. 143.— Uredo 

 Laricis-pentandrae Artli. (1906). — ? Mel. Vitellinae Tbiim., Sacc. Syll. 

 VII, p. 589 p. p. — Aecidiis intense aurantiacis ; aecidiosporis an- 

 gulato-globosis v. ovatis, subtiliter verrncnlosis, 18-26 * 13-20, epi- 

 sporio 1,5-2 |i cr.; nredosoris plerumqne bypopbyllis, solitariis epi- 

 phyllis, nsque 1 mm. diam., vivide anrantiacis; nredosporis ovatis? 

 oblongis V. subclavatis, crassinscnle remoteque acnleatis, ad apicem 

 levibus, 26-44 v 12-16, episporio ca. 2 v- cr. ; parapbysibns clavatis 

 usque capitatis, 40-60 |j. long. snperne usque 22 v- latis ; teleuto- 

 soris bypopbyllis, snbepideruiicis, sparsis v. aggregatis et saepe 

 totam folii superficiem plns minns dense obtegentibns, miuutis, ca. 



