MILDEWS, RUSTS AND SMUTS 
150 
tip rounded, abrupt, or somewhat pointed, slightly thick¬ 
ened, scarcely constricted at the septum, base narrowed, 
smooth, brown, tip darkest, 35—50 x 15—24 p, pedicel 
very short. 
Syn. Aecidium aquilegiae, Pers. 
Puccinia aquilegiae, Lagerh. 
The aecidia occur on the leaves of various cultivated 
species of Aquilegia, A. alpina, A. atrata, A. glandulosa, 
A. haenkeana, A. nigricantis, A. pyreniaca, A. sternhergii. 
The uredospores and teleutospores on Agrostis alba and 
A. vulgaris. Britain, Europe, India. 
Puccinia perplexans, Plowr. 
Aecidia. On the under surface of the leaves and on the 
leafstalks, on yellowish circular or elongated spots, cylin- 
dric cup-shaped, edge white, torn ; spores angularly globose 
minutely warted, orange, 18—27 p diam. 
Uredospores. Sori on both surfaces of the leaves, scat¬ 
tered, circular, oblong or narrow, sometimes crowded, 
minute, yellowish-brown ; spores subglobose or ovate, 
minutely echinulate, yellow, 20—28 p diam. 
Teleutospores. On both surfaces of the leaves, scattered, 
minute, sometimes crowded into each other, generally 
oblong or narrow, remaining covered by the epidermis, 
blackish ; spores variable in form, generally club-shaped or 
oblong club-shaped, tip rounded, truncate or rarely obliquely 
pointed, very slightly thickened, slightly constricted at the 
septum, base narrowed, smooth, brown, 36—56 X 18—24 p, 
pedicel very short. 
Syn. Aecidium ranunculi-acris, Pers. 
Aecidium ranunculacearum, D.C. (in part). 
Aecidia occur on the leaves and leafstalks of Ranunculus 
acris. 
Uredospores and teleutospores on leaves of Alopecurus 
pratensis. Britain, Germany, Holland. 
ANTHOXANTHUM 
Puccinia anthoxanthi, Eckl. ; Plowr., Ured., p. 194. 
Uredospores. Sori on both surfaces of the leaves on 
yellowish, vague spots, scattered or clustered, elliptical 
or narrow, minute, soon naked, rusty yeUow; spores 
generally ovate, delicately echinulate, 20^—30 x 15 —20 p. 
Teleutospores. Sori on both surfaces of the leaves, scat¬ 
tered, minute, soon naked, elliptical or narrow, dusky 
brown ; spores elliptical, oblong, or somewhat clavate 
