Urodiiie;e, Didymosporas, Gymnosporangiiini. 739 



lato), porrectis, incurvis, albidis, demum Havescentibus v. rufescenti- 



It bus, margine patulo, denticulato; recidiosporis catenulatis, angulato- 

 sphcxroideis, fuscescenti-flavidis, 20-28 :^ 10-24, subtiliter verrucosis, 

 poros gerentibus; soris teleutosporiferis simplicibus v. ca^spitosis, 

 gelatinoso-pulposis, primitus heniisphnericis v. conoideis, fulvis, deia 



I jove favente, exturaescentibus, orbiculatis, piriformibus etc, aureis 

 tandemque plicato-collabentibus; teleutosporis eUipsoideis v. oblon- 

 gatis, utrinque attenuatis, 40-75 ^^ 17-27, ad septum haud constrictis, 

 fuscidulis longissime pedicellatis. 



ffab. aecidia et spermogonia in foliis Sorbi Aucupariae, hy- 

 brid.ne et torminalis nec non Aronias ro tu nd i foliae et 

 Amelanchieris canadensis; teleutosporre in Junipero com- 

 niuni et nana in Italia, Austria, Helvetia, Germania, Britannia, 

 Belgio, F^ennia et America boreali. — Extant quoque teleutosporae 

 flava% circ, 66^:17, episporio tenui instructse. — Nexus primo de- 

 claravit cl. ffirsted anno 1866. 

 3. Gymnosporangium Sabinae (Dicks.) Wiut. Die Pilze p. 232, Schroet. 2608 

 Pilz. Schles. p. 357, Tremella Sabince Dicks. PI. crypt, brit. I, 

 p. 14, Tremella digitata Hoffm. Veget. Crypt. I, p. 53, t. 7, f. 2, 

 Tremella fiisca DC. Encycl. VIII, p. 39, Clamria resinosorum 

 Gmel. in L. Syst. nat. II, p. 1443, Puccinia Janiperi Pers. Disp. 

 p. 38, Puccinia crisiafa Schmid. Icon. III, p, 254, t. 66, Lycoper* 

 don canceUatum Jacq, Fl, austr. I, p. 15, t. 17, Roestelia cancel- 

 lata Rebent, Fl, Neom, p, 350, Cceoma Rcestelites Link in L. 

 Sp. plant. VI, 2, p. 64, Gymnosporangium fuscum CErst. non 

 Gasp. — Spermogoniis aurantiaco-rufis, demum atris, conoideo-pro- 

 minulis, in parvos greges congestis, maculis flavis vel rufescen- 

 tibus, majusculis, rotundatis impositis, epiphyllis, rarius fructicolis 

 vel ramicolis; sporulis minutis, aurantio-pallidis; aecidiis contrapo- 

 sitis, bullas crassas, convexas, tuberculiformes efformantibus: flave- 

 scentibus numerosis, ventricosis, 2 mm. longis, 1-1,5 mm. latis; 

 pseudoperidiis apice clausis, latere subcancellatis, dilute brunneis; 

 aecidiosporis catenulatis, 22-44 s 17-26, brunneis rotundato-poly- 

 goniis, verruculosis; soris teleutosporiferis irregulariter conoideis v. 

 cylindraceis, obtusis, subinde compressis v. subramosis, flavo-rufe- 

 scentibus, gelatinosis, 8-10 nim. longis; teleutosporis ellipsoideis, 38- 

 50 s 23-26, medio vix v. non constrictis, castaneo-brunneis, in quo- 

 que loculo 4 poris instructis. 



Ilab. spermogonia et ajcidia in foliis, ramis fructibusque Piri 

 coraraunis, tomeutosce et Michauxi; teleutospor;e in Juni- 



