774 Uredineje inleriores, iEcidium. 



nula, more couoidea, flavo-mellea, demum subatra, quasi carbona- 

 cea; sporulae ovoideae v. bacillares, hyalinulae, rainutissimae. — Sta- 

 tus Vredineai^um sperraogonicus. 



1. ^cidiolum Hydrocotyles Speg. Fungi Argentini pugillus IV, n. 100. 

 — Maculis pallide flavescentibus, indeterrainatis, 1-3 mm. diam., 

 orbicularibus; sperraogoniis hypophyllis, densiuscule gregariis, rai- 

 nutissirais, 80-90 y.. diara., aurantiacis, prominulis; sporulis ellipti- 

 cis, utrinque obtusiuscule rotundatis, 5-8 5 2-3, hyaliois. 



Ilab. in foliis vivis Hydrocotyles bonariensis, in uligi- 

 nosis herbosis, Parque de Palerrao in Republica Argentina Ame- 

 ricae australis. — • (( Verisimiliter Puccinuc Ili/drocotj/les status 

 sperraogonicus ». 



2. ^cidiolum mlnuteilum Speg. in Michelia I, p. 477. — Sperraogo- 

 niis prirao subepiderraicis, rainutis, Vio-Vs mra. diam., gregariis, 

 dein erumpentibus, laete aurantiacis; sporulis catenulatis, ellipticis 

 vel ovoideis, rarius subsphaericis, hyalinis, 3-4::; 1-2, sterigmati- 

 bus crassiusculis, 45-50 s l-2Vo, subclavulatis, quandoque 1-2-se- 

 ptulatis, suffultis. 



Hab. in foliis Scorzonerae hispanicse, soci^ Puccinid 

 Compositarum, cujus videtur status spermogonicus, in Italia bor. 



^CIDIUM Pers. *) in Gmel. Syst. p. 1472 (1791) Observ. rayc. I, p. 97 

 (1796), Syn. Fund. pag. 204 (1701) (Etyra. (vcis plagula), (Eci- 

 dium Lev. in D'Orbigny Dict. I, pag. 137 (1841). — Pseudoperi- 

 diura cupulatum vel suburceolatura, rarius cylindraceura, plerumque 

 pallide coloratum, marginera saepius crenatum vel laciniatum revo- 

 lutumque; sporae (aecidiosporae) globosae vel angulatas, continuae, 

 ut plurinium aurantiaco-flavae, catenulatce, leves vel verrucosa?. 



A. Species in Dicotyledoneis vigentes. 



1. ^cidium Clematidis DC. FI. Frang II, p. 243, Thiim. Mycoth. 

 Univ. n. 1221, Winter Die Pilze p. 270, Cccoma Vitalbaium Link 

 Sp. II, p. 54, Ca^oma (^cidium) Clemaiitatum Schwein. Syn. 

 Amer. bor. p. 293, n. 2874. — yEcidiis hypophyllis vel caulicolis, 

 sine ordine gregariis, in pustulis diversc efforraatis evolutis ; pseu» 

 doperidiis breviter cylindraceo-cupulatis, margine albo, lacerato, 

 late revoluto; aecidiosporis angulatis, 19-27 a. diam,, verruculosis, 

 aurantiaco-flavis. 



*) Clr. uotam p. 773. 



