Arthur: Uredinales of Porto Rico 
245 
6i. Puccinia Leonotidis (P. Henn.) comb. nov. 
Uredo Leonotidis P. Henn. in Engler, Pfl. Ost.-Afr. C : 52. 
June, 1895. 
Aecidium Leonotidis P. Henn. in Engler, Pfl. Ost.-Afr. C : 52. 
June, 1895. 
Uredo cancerina P. Henn. Hedwigia 34:330. December, 1895. 
Uredo leonoticola P. Henn. Hedwigia 38:69. 1899. 
Puccinia leonotidicola P. Henn. in Baum, Kun.-Samb. Exp. 
1903. 
On Lamiaceae (Labiatae) : 
Leonotis nepetaefolia (L.) R. Br., Yabucoa, May 17, 1912, 
4; Coamo Springs, Jan. i, 127, April 6, 84^; Hormi- 
gueros, Jan. 14, 216; Bayamon, Eeb. 14, 390; Lares, 
Nov. 22, 48^6, 4pi6; Guayama, Dec. 4, 5336; Ponce, 
Dec. 4, 5394; Guayanilla, Nov. 13, 586p. 
The West Indian collections examined are from Ponce, P. R., 
Jan., 191 1, E. W. D. Hohvay ; Rio Piedras, P. R., 1912, J. R. Johns- 
ton, 434, 4p8, between Aibonito and Cayey, P. R., Feb., 1899, 
Heller 557; Kingston, Jamaica, Oct., 1899, G. Lagerheim, and 
July, 1910, Eug. Mayor up; Port Antonio, Jamaica, Feb., 1915, 
E. W. D. Hohvay ; Havana, Cuba, March, .1903, E. W. D. Hol- 
way (Barth. N. Am. Ured. p8i) ; Nassau, Bahamas, June, 1909, 
P. Wilson 8437. 
So far no American collection has revealed other than uredi- 
niospores. These are characteristic in being somewhat flattened 
from above, with the wall slightly thicker in the upper part, and 
in having three to five, usually four, basal pores close to the hilum. 
A collection by Lagerheim from Jamaica bears the inscription 
“ Uredo basipora Lagerh. n. sp.,” which indicates that the peculiar 
arrangement of pores was seen by Lagerheim, but I do not find 
that he published his proposed name. 
The assignment of the species to the genus Puccinia, is based 
upon observations by Hennings, who published a description ot 
teliospores, taken from South African material. In my her- 
barium is a part of the same collection, made April 18, 1900, by 
the Kunene-Zambesi Expedition, one half of a well rusted leaf, 
but it shows no teliospores, although there is an abundance of 
