— 27 — 



instructa; sporae subglobosae (9-U \j. diam.) laeves v. 

 vix granulosae, fuligineo-olivaceae. 



76. USTILAGO BROMIVORA F. V. W . 



Hab. Ad spiculas vivas Bromorum]ivopeRio S. Cruz et 



Gregory bay, aest. et aut. 1882. 

 Obs. Forraa patagonica atypo nonnihil recedit sporis intus 



non v. subimperspicue granulosis (an minutissime mu- 



riculatis ?), e globoso anguiosis (8-12 x 7-8 [j.), opace 



fuliuiueis. 



'D' 



77. Phragmidium mucronatum (Pers.) Fr. — Sum. Veg. 

 Scand. p. 507. 

 Hab. Vulgatissimus ad folia Rosarum cultarum in Bahia 

 Blanca, Jun. 188G. 



-) 



78. PucciiNiA ARGEiNTiNA Speg. — Fuug. Arg. pug. I, u. 32. 

 Hab. Ad foiia viva Picrosiae longifoliae secus Rio 



Negro, Sept. 1883. 



79. PucciNiA YiOLARUM Lk. — Sp. II, pag. 80. 



Hab. Ad folia viva Violae magellanicae in herbosis 

 Eiizabeth island, Aug. 1882. 



80. PucciNiA PATAGONiCA Speg. (n. sp.). 



Diag. Sori tumiduli, irregulariter rotundato-elongati(l-5"' 

 long. X 1-2'" lat. et crass.), caules, folia nec non inflo- 

 rescentias ambientes, primo epidermide tecti, dein nudi^ 

 compacti, duri (fere sclerotiacei), obscure castanei v. 

 fusco-rubiginosi -, teleutosporae obovatae v. subclavatae, 

 medio leniter constrictae, apice versiformes (truncatae, 

 rotundatae v. umbonatae), ac crassissime tunicatae, deor- 

 sum cuneatae, basique truncatae (28-35 X 12-15 [a) lae- 

 ves, pallide fulvae, pedicello hyalino, gracili, mediocri 

 (25-35 X 5 \j?) suffultae. 



Hab. Ad folia caulosque Collomiae cujusdam vulgatissima 



