126 SEMI-CENTENNIAL OF TORREY BOTANICAL CLUB 
yet unknown. The rust occurs оп a number of species of Panicum 
and Lasiacis in tropical regions from southern Florida and Mexico 
into South America, and in the West Indies on the islands of 
Porto Rico and Jamaica as well as Cuba. It occurs also in India. 
35. Uromycrs EnacnosrIDIS Tracy, Jour. Мус. 7: 281. 1893. 
ON POACEAE: 
Eragrostis tephrosanthos Schult., Santiago de las Vegas, 
June 5, 1916, II, Johnston 755. 
The species has not before been collected: i in Cuba, and in the 
West Indies has been reported only from Bayamon and Rio 
Piedras in Porto Rico. It is not uncommon in the southern 
United States, Mexico, and Central America on various species 
of Eragrostis. The aecial form and its host are not known. 
36. UROMYCES IGNOBILIs (Sydow) Arth. Mycologia 7: 181. 1015. 
Uredo ignobilis Sydow, Ann. Мус. 4: 444. 1906. 
Uromyces major Arth. Bull. Torrey Club 38: 377. 1911. 
ON POACEAE: 
Sporobolus indicus (L.) R. Br., Santiago de las Vegas, June 
5, 1916, II, Johnston 754. 
This is the second collection for the West Indies, the other 
being from Porto Rico, although it is probably a common tropical . 
rust. It is known also from Mexico and India. Аесіа are not 
known, and telia are not common. 
Through the kindness of Mrs. Agnes Chase, material has been 
examined, taken from the phanerogamic collection of the U. S. 
Department of Agriculture, as follows, all on 5. indicus: El Guana, 
March 24, 1900, II, 404; Consolación del Sur, April 3, 1900, II, 
III, 473; San Diego de los Bafios, April 26, 1900, II, 627, all from 
Prov. Pinar del Rio, and collected by Palmer & Riley; also Isle 
of Pines, Jan. 31, 1904, II, A. H. Curtiss 323. 
37. Uromyces Кнүхсоврокле Ellis, Jour. Myc. 7: 274. 1893. 
ON CYPERACEAE: 
Rynchospora distans (Michx.) Vahl. 
The rust was detected on this host in the phanerogamic her- 
barium at the N. Y. Bot. Garden, on a specimen collected at 
Pinar del Rio, no date but probably about 1857, Charles Wright 
3399. This heteroecious rust, whose aecia are unknown, occurs 
