UREDINALES OF GUATEMALA 
479 
150. PucciNiA CRASSIPES Berk. & Curt, (on Convolvulaceae) . 
Ipomoea glahriuscula House, Sanarate, Dept. Guatemala, Feb. 10, 
1916, i, III, 472; Agua Caliente, Dept. Guatemala, Feb. 10, 
1917, I, III, 5-5^. 
Ipomoea tiliacea (Willd.) Choisy (/. fastigiata Sweet), Guatemala 
City, Jan. 3, 1915, I, 11 ] Laguna, Lake Amatitlan, Feb. 8, 1915, 
I, III, 201. 
151. PucciNiA DiCHONDRAE Mont. (on Dichondraceae) . 
Dichondra sericea Swartz, San Rafael, Dept. Guatemala, Jan. 9, 
1915,50. 
A short-cycle rust occurring from the southern. United States, 
southward into South America, and also in Australia. 
152. PucciNiA FUMOSA Holw. (on Polemoniaceae). 
Loeselia ciliata L., Palin, Dept. Amatitlan, Dec. 24, 1916, II, 6^6. 
Loeselia glandulosa G. Don., San Lucas Tollman, 6500 feet alt., 
Dept. Solola, Feb. 3, 1915, ii, III, 184. 
A long-cycle rust with all spore stages, heretofore reported only 
from Mexico. 
153. PucciNiA Heliotropii Kern & Kellerm. (on Heliotropiaceae). 
Heliotropium indicum L., Sanarate, Dept. Guatemala, Feb. 10, 
1916, 468. 
A short-cycle rust, heretofore known only from Kellerman's two 
collections on the same host from Gualan, Dept. Zacapa, March 12, 
1905, 4J26, and Dec. 30, 1905, 5422, reported by Kern in Journ. 
Myc. /. c. where the species is described, and also issued in Kellerm. 
Fungi Sel. Guat. 75. 
154. Puccinia gilva Arthur & Holway sp. nov. (on Heliotropiaceae). 
Heliotropium physocalycinum Donn. Smith, Moran, Dept. Amatit- 
lan, Dec. 22, 1916, II, III, 626; Antigua, Dept. Sacatepequez, 
Dec. 30, 1916, II, III, 658 (type). 
Uredinia hypophyllous, scattered, round, 0.2-0.6 mm. across» 
early naked, pulverulent, dirty white, ruptured epidermis noticeable; 
urediniospores obovoid, 16-19 by 19-23 /x; wall hght yellow or color- 
less, thin, 1-2 IX, closely echinulate, with the pores obscure. 
Telia hypophyllous, aggregated or scattered, often crowded and 
circinating about a uredinium, round, pulvinate, early naked, 0.1-0.3 
mm. across, pale brown, often cinereous from germination, ruptured 
epidermis inconspicuous; teliospores oblong, 16-22 by 40-47 ijl, obtuse 
above, obtuse or somewhat narrowed below, slightly constricted at 
