662 Wisconsin Academy of Sciences, Arts, and Letters. 
pycnidia innate but often pushing up the epidermis, ostiolate, 
120-180/*; sporules hyaline, oblong, obtuse, constricted, guttu- 
late, cytoplasm 1-8 divided, 10-18 x 2 %-6/a. On Ranunculus 
abortivus. 
30 Ascochyta ledi Rostr. 
Fung. Groenl. p. 570. 
Pycnidia sphaeroid-lenticular, black, 200-300/* in diameter; 
sporules oblong, obtuse, uniseptate, 12-13 x 3 /a. On branches 
of Ledum groenlandicum. 
31 Ascochyta leonuri Ell. & Dearn. 
Proc. Canad. Inst. 1897, p. 92. 
Spots numerous, round to angular, thin, arid, 1-1% mm. in 
diameter, sometimes confluent; pycnidia visible on both sides, 
150-170/*; sporules pale, oblong-cylindrical, uniseptate, 14-17 x 
3 %/a. On leaves of Leonurus cardiaca. 
Specimens on Lycopus americanus having sporules 8-10 x 
4-6/a, uniseptate, constricted, have been referred to this species. 
32 Ascochyta lophanthi Davis. 
Trans. Wis. Acad. 14: 95. 
Spots definite, blackish brown, round to oval, margin often 
repand, 5-20 mm.; sporules short-cylindrical, ends rounded, 
uniseptate, constricted, 20-30 x 10-12/a. On leaves and some¬ 
times branches of Agastache scrophulariaefolia. 
32 a Var. osmophila Davis. 
Ibid. 19:700. 
Sporules 12-21 x 3-5/a. On leaves of Agastache Foeniculum. 
33 Ascochyta lycopersici Brun. 
Champ. Saint. 1887, p. 430. 
Spots large, suborbicular to irregular, red to brownish; 
pycnidia scattered, black, small; sporules hyaline, oblong, uni¬ 
septate, constricted, 8-10 x 2%/a. On leaves of Lycopersicon 
esculentum. 
34 Ascochyta mali Ell. & Evht. 
Bull. Torr. Bot. Club, 27: 56. 
* 1 Spots circular, %-l cm. in diameter, concave, of a pale brick 
red color, with the margin narrowly free, sometimes becoming 
