Uredinacefe, Didymospone, Puccinia. 299 



Hab. in foliis caulibusque vivis Krigia3 amplexicaulis 

 pr. Asheville, N.orth Carolina Americse bor. (B. L. Robinson). 



90. Puccinia Jostephanes Diet. et Holw. Bot. Gaz. XXXI, 1901, p. 334. 1019 

 Sacc. Syll. XVI, p. 1119 (nomen), Syd. Mon. Ured. vol. I, p. 101, 



t. VI, p. 80. — Soris teleutosporiferis plerumque epiphyllis, rarius 

 hypophyllis, maculis minutis purpureis saepe insidentibus, sparsis, 

 minutis, punctiformibus, atris; teleutosporis ellipsoideis, utrinque 

 rotundatis, apice et ssepe sub septo papillula dilutiore instructis, 

 medio non v. vix constrictis, verrucosis, castaneo-brunneis, 35- 

 50 * '24-35 ; episporio ca. 3 jt. crasso ; pedicello hyalino e latere 

 inserto, persistenti, usque 80 ;j.. longo. 



Hab. in foliis vivis Jostephanes heterophylla?, Cuer- 

 navaca Mexico (Holvay). 



91. Puccinia Homoianthi Syd. Mon. Ured. vol. I, p. 99, t. VI, f. 85. logo 

 — Soris uredosporiferis amphigenis, sine maculis, sparsis, minutis, 

 punctiformibus, pulverulentis, cinnamomeis; uredosporis globosis 



v. subglobosis, echinulatis, dilute brunneis, 22-28 ;x. diam. ; soris 

 teleutosporiferis conformibus, atris; teleutosporis ellipsoideis, utrin- 

 que rotundatis, apice non incrassatis, medio non v. vix constrictis, 

 punctatis, brunneis, 30-40 * 22-27, episporio tenui; pedicello brevi, 

 hyalino. 



Hab. in foliis vivis Homoianthi variabilis et Hom. vi- 

 scosi in Chile. 



92. Puccinia Helianthellae Arthur Bull. Torr. Bot. Cl. 1904, p. 4. 1021 

 Soris uredosporiferis amphigenis, sparsis rotundatis, immersis, pul- 

 verulentis, pallicle brunneis; uredosporis globosis, 25-32 ;j.. latis, 

 episporio pallide-brunneo, 3 u. cr., minute subechinulato, poris 2 

 requatorialibus vel oppositis ; soris teleutosporiferis amphigenis. 

 sparsis, rotundatis, immersis, pulverulentis, pallide-brunneis ; te- 

 leutosporis ellipsoideis v. obovato-oblongis, 30-40^20-26, utrin- 

 que obtusis vel rotundatis, ad septum non vel vix constrictis : 

 episporio levi pallide brunneo, 2-2,5 ;x. cr., apice incrassatulo ; pe- 

 dicelio hyalino, exili, sporse a;quilongo, fugaci. 



Hab. in foliis Helian thellae Nevadensis, NevadaCount\ 

 Californiae (A. A. Heller). 



93. Puccinia Guardiolae Diet. et Holw. Bot. Gaz. XXXI, 1901, p. 334, 1022 

 Sacc. Syll. XVI, pag. 1119 (nomen) — Syd. Mon. Ured. vol. I, 

 pag. 90, t. V, flg. 79. — Soris urodosporiferis plerumque hypo- 

 phyllis, maculis irregularibus, purpurascentibus insidentibus, spar- 



sis, minutis, obscure brunneis, pulverulentis; uredosporis globosis, 



