2\2 Hypodermece, Uredinaca*, Alvearis, 



17. RavBnelia Lagerheimlana Diet. Hedw. 18i)i, p. 65, f 15. u'09 



Hab. in foliis Calliandrce iri/..iCq'Jatorir>.. — Capitula 56-65 |/. 

 diara. ex decem sporis cornposita. 



18. Ravenelia echinata Lagerli. et I)iet. Iledw. 1894, p. 05, f. 16. i2io 



/frtd. in foliis Cal ! iand ras in vEquatoria. — Capitula 60-70 s 

 55-62, plerurnque 14-spora. 

 10. Ravenella microcystis Pazschke Hedw. 1894, p. 65, fig. 8. -- 1211 

 Soris subcuticularibns, epiphyllis, maculfts rufo-fuscas generanti- 

 bus; soris uredosporiferis parvis, in annulos conct^nlricos dispositis, 

 plus minusve confluentibus; uredosporis oblongis v. ovatis, aculea- 

 tis, flavo-brunneis 17-24:^9-12; soris teieutosporiferis irregulariter 

 dispersis, non concentrice dispositis, parvis, iiigris; capitulis orbi- 

 cularibus planiusculis, levibus, castaneis 8-iO-sporis, 58-123 y.. 

 diam.; teleutosporis uniccllularibus 5-6 angulatis, 12-14 ^i. lat. ; 

 cystis (eodem numero quo sporie) giobosis, parvis; hyphis fulcien- 

 tlbus in stipitem compositum non conjunctis. 



ITab. \u foiiis vivis Cassiae in Braiilia. 

 /?0. Ravenelia cassisecola Atkins, Bot. Gaz. 1891, p. 313, Diet. Hedw. 1212 

 ,1894, p. 60, fig. 23. — Caulicola v. hypophylla; soris ad folia 

 rotundatis v. oblongis, 1 mm. long., ad caules oblongis, saepe per 

 cai. l-IO V. ultra confluentibus; pseudo-peridio e cellulis arcte 

 cohii^rentibus, anguiosis, parvis, flavido-brunneis efformato; uredo- 

 sporis hyalinis, sordide flavis v. fulvis, ovoideis v, rotundis, minute 

 asperulatis, 9-13-12-16; teleutosporis e fulvo atro-brunneis, 30- 

 100 p.., e loculis 5-30, cuneatis. 18-23 ^20-30, extus spina brevi, 

 hyalina saepe prajditis, efformatis. 



Hab. in Cassia nyctitante, Anhurn, Alabama Amer. bor. 



ALVEOLARIA Lagerh. Ber. D. B. G. 1891, p. 346 (Etym. ab alveolo). 

 — Teteutospor* lantum not^, discoideae, e loculis numerosissimis, 

 prismaticis, vertrcalibus, constitutse. Evolutio tromelloidea. 



1. Alvebiarla Cordlae Lag. 1. c. — Soris hypophyllis v. petiolicolis, 1213 

 rotundis, ssepe annulos ooncentricos efformantibus v. elongatis, co- 

 lumnaribus; teleutosporis 120-150 ^. diam , 40-50 u, alt, loculis 

 30-60, prismaticis, 15-24 p.. diaui., exosporio levi et flavido, con- 

 tentu hyalino. 



fJab. in foliis Cordiae sp. in republica ^quatoriae, 



2. Alveolaria andina Lagerh. Ber. D. B. G. 1891, p. 347. — Teleu- 1214 

 tosporis 180-210 /;.. diam,, circ. 70 (u.. alt . loculis valde numero- 



si<-, contentu laete aurantiaco. 



