— 50 — 



antice obtiise (saepcquc latac ac subtriincatac) rotun- 

 datae (35-40 X 30-35 ;j.), non v. I-gultulatae, superne 

 niodice incrassato-tunicatae laevissimae, intcnsc cinna- 

 momcae, stipite longiusculo sublulvescente (50-80 ;j, 

 long. X 5-7 [j. crass.) sulVuUac, densissime constipatae, 

 aparapliysatac. 



liab. Ad Iblia viva Festucae jmrpurascentis in Staten 

 islancl nec non per Fuecjia tota, aest. et verc 1882. 



Ohs. Species certe U. cuspiclato AVintr. (IMIz. v. C. 

 Horn. n. I) peraffinis nisi idcnticus, nunquam tamen 

 teleutosporis apice cuspidatis, ct tamen ab eo recedens. 



138. Uromyces Pratiar Speg. (n. sp.) 



Diag. Sori sparsi, ramulicoli v. foliicoli atque ampliigeni, 

 minuti (0.3-0.5'" diam.), irrcgularitcr discoideo-angu- 

 losi, maculis carentes, diu cpidermidc tecti, pulveru- 

 lcnti, atro-fuliginei; telcutosporae ex eliiptico globosae 

 ( 30-35 X 22-'25 ;;.), tunica modicc iucrnssata donati, 

 apice umbone crasso, subtruncato-umbilicato majusculo 

 ornatae, inferne pcdicello hyalino mo\ dilfuente (5 ;a), 

 iit vidctur, breviusculo sulVultae, lacvissimae, obscurc 

 cinnamomcae, aparaj)liysatac. 



Hab. Ad folia viva PraLiae repentis rarissimc iu Sta- 

 ten island, ^fart. 1882. 



139. Uromices OROBi (Pers.) ^Vint. 



b. Viciae. 

 Hab. Ad folia viva Viciac macjellanicae prope Ushu- 



vaia, Maj. 1882. 

 Obs. Tcleutosporae globoso-ovatae (24-28 X 20-22 \j.), 



sursum obtuse acutatae, tcuuiter tunicatae, laeves, 



grosse 1-guttulatac, fuligiucac, stipitc hyaliuo, lon-. 



giusculo (20-25 X 3-5 ;;,) suffuUac. 



140. Uromyces magellakicus Speg. — Fuug. pat. n. 88, 



