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H. E^F^^^^.^R [ 



489 



Order XV. PUCCINI ^I. 



Parasitic on living plants ; peridium none ; spores mostly of 

 two kinds (1) simple, (2) septate, the latter producing on ger- 

 mination secondary spores. — Berk. Outl.p. 328. 



a. Sj)ores stipitate. 



Spores multiseptate. 



moniliform .... 



cylindrical , . . . 



biseptate ..... 

 uniseptate .... 



5. Spores immersed in gelatine. 



Stroma tremelloid and expanded 

 clavate or club-shaped 



Xe'fwdochus. 

 Phragmidmm. 

 Triphragmmm, 

 Pucciiiia. 



Gym.Tiosporangium^ 

 Podisoma, 



Gen. 164. 



XENODOCHUS, Sclileclit. 



Spores multiseptate, moniliform, breaking up 

 into many distinct articulations. — Berk. Outl.p. 



828. 



1455. 



(Fig. 19 9. J 



Xenodochus carbonarius. Schl. 

 " Burnet ehain brand." 



Uredo-spores. Effused, or subrotund ; spores 

 sub-globose, orange-vermilion. — Uredo miniata. 

 Pers. Syn. p. 216. Lecythea miniata. Lev. Ann. 

 Sc. Nat. Yiii.p. 374:. 



Braxd-spores. Scattered in small tufts, hypo- 



genous ; spores curved or straight, composed of 



from five to fifteen articulations ; obtuse at one 



Fig. 199. extremity, slightly attenuate at the other. — Linn. 



i.p. 237, t. 3, /. 3. Cooke M.F. t. iii. /. 29. Ann. N.H. no. 133. 



Curr. After. Journ. v. t. 8,/. 34. Bisch.f. 3866. Berk. exs. no. 328. 



FckL exs. no. 410. 



On living burnet leaves. Eare. 



(Fig. 199j spore magnified.) 



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