242 
]\Iycologia 
Telia hypophyllous, in orbicular groups on discolored spots, 
pulvinate, crowded but distinct, becoming confluent at the center 
into a cushion-like mass 2-4 mm. across, chestnut-brown, often 
darker at the center of the groups and paler at the edges; telio- 
spores oblong-elliptical; often irregular, 12-20 by 20-40 ju., 
rounded or obtuse at both ends, or oftener somewhat narrowed 
below, slightly or not constricted at septum, which is occasionally 
oblique; wall chestnut-brown or paler, smooth, uniformly thick, 
1.5-2 /i, or slightly thicker above in some spores; pedicel as long 
or longer than the spore, but usually appearing short by being 
broken away. — On Asclepias ctimssavica L., Aibonito, Porto 
Rico, ]\Iarch 22, 1899. i\Ir. & Mrs. A. A. Heller 86^, host no. 862. 
A part of this type collection was sent to Dr. Bubak in 1903, 
and was pronounced by him to be identical with the Weigelt col- 
lection from Surinam. He sent in return a portion of the 
Weigelt collection obtained from the botanical division of the 
Bohemian IMuseum in Prag, which fully substantiated his state- 
ment. 
57. PucciNA OBLiQUA Berk. & Curt. Jour. Linn. Soc. 
10: 356. 1858. 
Pitccinia Cynanchi Lagerh. Bol. Soc. Brot. 7 : 129. 1889. 
Puccinia sphaeros.pora Syd. & Henn. Ann. Myc. i ; 327. 1903. 
On Asclepiadaceae : 
Metastelma linear e Bello, Barros, Jan. 2, J52. 
M etastelma parviflorum R. Br., Vega Baja, Feb. 22, ^68; 
Quebradillas, Nov. 22, 5025. 
Other West Indian collections have been made on M. parvi- 
-flornm in St. Thomas, March, 1913, by J. N. Rose 450Q, and on 
M. Schlechtcndahlii DC. in St. Croix, Dec., 1895, by A. E. 
Ricksecker, and in St. Thomas, March, 1913, by J. N. Rose. 
The type collection for the name P. Cynanchi Lag. is recorded 
•for Martinique on M. parviflorum, but has not been examined. 
The species also occurs on phanerogamic specimens in the N. Y. 
Bot. Garden on Fischcria crispiflora (Sw.) Schl. from Isle of 
Pines, Cuba, May, 1910, O. E. Jennings 43% and from Jamaica, 
Feb., 1906, A. E. Wight 150. 
Through the kindness of the Director of the Kew Herbarium I 
have been enabled to examine a part of the type material of 
