a eee Nn eS Tt a ee 
1897 | MEXICAN FUNGI 33 
PUCCINIA GRANULISPORA Ell. & Ev.—On Adium, Cuernavaca, 
Sept. 26, 
PUCCINIA OXALIDIS Diet. & Ellis —On Oxalis, common near 
City of Mexico, Sept. 30. 
Puccinia salviicola Diet. & Holw., n. sp.—Sori on both 
sides of the leaves, scattered, medium sized, at first covered by 
the epidermis, pulverulent: uredosori cinnamon-brown; spores 
globose, ovate or elliptical, 22-37 by 20-30m, light-brown, 
echinulate, with 2 germ-pores: teleutospores in black sori, ellip- 
tical, rounded at both ends, or short conical at apex, not at all 
or slightly constricted, 35-44 by 25-33, apex with a thick 
hooded or broadly conical thickening, very slightly verrucose, 
chestnut-brown; pedicel longer than the spore, hyaline, nar- 
rower towards the base-—On Sulvia glechomefolia, near City of 
Mexico, Sept. 26. 
Differs from P. nigrescens Pk. in its larger teleutospores and thicker, nearly 
smooth membrane. 
Puccinia Apocyni Diet. & Holw., n. sp.—Sori epiphyllous, 
bright brown, closely clustered in round groups, on yellow cir- 
cular spots 2-4™" in diameter: teleutospores oblong, apex 
shortly conical or rounded, distinctly constricted, lower cell 
Narrowed or rounded, 32-50 by 16-23, pale-brown, smooth, 
apex strongly thickened and lighter colored; pedicel firm, not 
longer than the spore.— On Afocynum androsemifolium, Esclava, 
near City of Mexico, Oct. 3. 
Puccinia Mexicana Diet. & Holw., n. sp.—Spots reddish 
purple, surrounded by a broad yellow margin, circular, 3-5™™ 
broad; sori pulvinate, small, thickly clustered, dark-brown: 
teleutospores long elliptical to fusiform, apex mostly conical 
pointed, rarely rounded, lower cell rounded or narrowed to the 
pedicel, only slightly constricted, 38-50 by 16-23"; membrane 
yellow-brown, smooth, apex thickened; pedicel longer than the 
‘Spore, firm, hyaline—On Penstemon campanulatus, Esclava, near 
City of Mexico, Sept. 29. 
The spores are more slender, lighter colored, and have a thinner mem- 
brane than those of P. Penstemonis Pk. 
