2o8 BOTANICAL GAZETTE [march 



cma 



III. Telia amphigenous, circinating in groups 2-5 mm. across, 

 or somewhat scattered, round or oval, 0.2-1.0 mm. across, early 

 naked, pulvinate, becoming somewhat pulverulent, chestnut- 

 brown, ruptured epidermis conspicuous ; teliospores oblong, oblong- 

 obovoid, or ellipsoid, 19-27 X 29-47 ju, rounded at the apex, rounded 

 or narrowed toward the base; wall cinnamon-brown, lighter or 

 colorless at the apex, moderately thick, 1 . 5-2 . 5 /x, thickened at the 

 apex, 5-7 /x, moderately and rather finely verrucose; pedicel 



colorless, fragile. 



iff rut esc ens 



ijfrutescens 



Distribution: Known only from the type locality. 



Literature: Magnus, Ber. Deutsch. Bot. Gesells. 18:451-459- i9°°. 



Illustration: Magnus, loc. cit. pi. 16. figs. i6-iq. 



1 



The writer is considerably indebted to the members of the 

 botanical staff at the Purdue Station for the preceding. Arthur 

 in a letter states that "a careful studv of this snecies seems to leave 



American 



one. 



Magnus in 1000." The 



Harkness 



been studied by the writer. 



7. Uromyces Myrsines Diet. Hedwigia 36:26. 1897. 



O. Pycnia unknown. 



III. Telia hypophyllous, crowded upon reddish or brownish 

 spots 2-10 mm. in diameter, margin of spots usually elevated, 

 roundish, 0.1-0.2 mm. in diameter, often confluent, early naked, 

 pulvinate, light chocolate-brown, ruptured epidermis inconspicuous; 

 teliospores oblong or oblong-ellipsoid, 13-16X27-39 ju> rounded or 

 acute above, narrow below; wall pale golden-brown, rather thin, 

 1-1 .5 /x, thickened at the apex, 3-8 /x, smooth; pedicel colorless, 

 short. 



On Myrsinaceae: Ardisia compressa H.B.K., Costa Rica. 



Janeiro, Brazil, on My 



Distribution: Costa Rica; also in South America. 



Literatu 

 2:46. 1909. 



Sydow, Monog. Ured 



