


1901 | MEXICAN FUNGI 337 
apex, 40-55 X 24-30"; epispore pale brown, strongly thickened 
at apex, closely verrucose. 
On ericaceous plant, Jalisco, Marcus E. Jones. 
Stichospora Mentzeliae Diet. & Holw.,n. sp.—Sori hypophyl- 
lous, scattered, small; uredosori orange-yellow when fresh, white 
when dry ; uredospores formed in short chains, 20-28 X 20-24p ; 
epispore verrucose, hyaline; teleutosori waxy, blood-red, 100— 
120M high; teleutospores formed in a few series, one over the 
other, cylindrical clavate or elliptical, 24-45 X 14-20p, at first 
one-celled, shortly before germination divided by vertical septa 
into four cells; epispore of the upper spore of each series with 
a hyaline thickening (up to 8); sporidia elliptical, often nar- 
rowed to one end, 15 x 10-13. 
On Mentzelia hispida, Chapala, September 18, 1899, no. 3452. 
Coleosporium Verbesinae Diet. & Holw., n. sp.— Sori scattered 
or in irregular groups, hypophyllous; uredosori golden-yellow ; 
teleutosori bright red; uredospores elliptical to globose, 26-33 X 
23-26m, with colorless verrucose epispore; teleutospores cylin- 
drical, up to 130M long, 12X18 thick, strongly thickened at 
apex. 
On Verbesina virgata, with Puccinia Viguierae, Rio Hondo cafion, near 
City of Mexico, October 30, 1899, no. 3751 ; on Verbesina, Cuernavaca, Sep- 
tember 30, 1899, no. 3542. 
Coleosporium paraphysatum Diet. & Holw., n. sp.—Sori hypo- 
phyllous, on yellow or chestnut-brown spots, small, scattered ; 
uredospores long-elliptical to clavate, with sharply projecting 
warts, 26-43 X 17-24; teleutospores at first ellipsoidal and one- 
celled, at length cylindrical or clavate, and divided by horizon- 
tal septa into four cells, 45-65 X 17-22; in many teleutosori 
there were numerous filiform paraphyses. 
On Liabum discolor, Chapala, September 23, 1899, no. 3483. 
Coleosporium anceps Diet. & Howl., n. sp.—Uredosori punc- 
tate, scattered or in circular groups, hypophyllous, white when 
