ON LABIATAE 175 
met with, viz. spores with three or more cells variously arranged. See 
Grove, Gardener’s Chronicle, xxiv (1885), p. 180, f. 38. The mycelium is 
probably perennial. 
DIsTRIBUTION: Central and Western Europe. 
47, Puccinia annularis Schlecht. 
Uredo annularis Strauss in Wetter. Ann. ii. 106. 
Puceinia annularis Schlecht. Flor. Berol. ii. 132 (1824). Plowr. Ured. 
p. 217. Sace. Syll. vii. 689. Sydow, Monogr. i. 300. Fischer, 
Ured. Schweiz, p. 329, f. 240. 
P. Scorodoniae Link. Spec. ii. 72 (1825). Cooke, Handb. p. 497; 
Micr. Fung. p. 205. 
Teleutospores. Sori hypophyllous, on indefinite yellowish or 
brownish concave spots, at first minute, 
roundish, covered by the epidermis, in 
orbicular clusters, then naked, con- bee 
fluent, and forming a thick pulvinate 
mass, ferruginous-brown; spores ob- \) 
long, rounded or attenuated at the 
apex and much thickened (up to 8 1), 
slightly constricted, rounded or attenu- 
ated at the base, smooth, very pale 
pellpeel Rrowe, G0 ot <i at Ms Fig. 125. P. annularis. 
pedicels hyaline, persistent, as much Teleutospores. 
as 80 long. 
On Teucrium Scorodonia. July—October. Not common. 
(Fig. 125.) 
Here, as in other Lepto-species, there seem to be two kinds of spores, 
those which germinate at once and those which will not germinate till the 
following year. The form on 7. Chamaedrys (not yet found in Britain) 
has been proved to be biologically distinct. 
DISTRIBUTION : Central and Southern Europe. 
48. Puccinia Convolvuli Cast. 
Uredo Betae 8. Convolvuli Pers. Syn. p. 221. 
Puccinia Convolvuli Cast. Obs. 1.16. Plowr. Ured. p. 146. Sace. Syll. 
vii. 610. Sydow, Monogr. i. 319. Fischer, Ured. Schweiz, p. 322, 
f, 234. 
