Download the full PDF (13Mb)

APPENDIX. 205
Uredo Hypericorum, DC. St. John's-Wort Uredo ;
spots yellowish sori
; subrotund, small, bullate, distinct, scattered
on the under surface ; epidermis at lenprth bursting ; spores subglobose,
cohering, orange.— On various Hyperica. August. Not
uncommon. (Plate Vlll. figs. 174, 175.)
Uredo GaryophyllaceanirQ, Johnst. StitchwortUredo;
spots yellowish sori ; subglobose, scattered and aggregate, minute,
generally on the — under surface ; epidermis closed ; spores oval, at
length yellow. On various Caryophyllacea>. Autumn.
Uredo Quercus, Brond. Oak-leaf Uredo ;
on the under
surface sori ; yellow, then orange, minute, ovate, and orbicular,
slightly prominent, scattered, solitary or agglomerated into minute
patches, surrounded by the ruptured epidermis ; spores subglobose,
pellucid, not cohering.—On Oak-leaves. September. Not
common. 4
Uredo porphyrogenita, Kze. Bird-cherry Uredo;
spots purplish sori
; suorotund, small, aggregate, hypogenous ;
epidermis at length ruptured; spores coherent, subglobose.— On
leaves of Prunus Padus. Scotland, 18G3. {Rev. M. J. Berkeley)
Uredo Vaccinioruni, P. BilberryUredo ; spots yellowbrown
;
sori subrotund, minute, aggregate, and scattered, on the
under surface of the leaves ; epidermis seldom ruptured ; spores
ovoid, yellowish. — On Vaccinium Myrtillns and V. vitis-idaa.
Scotland.
Uredo confluens, DC. Mercury Uredo ;
on the under
surface, depressed, yellow, oblong, concentric, at length confluent
; spores nearly oval. — On Mercnrudls perennis and M.
annua. May, June. Common. (Plate VII. figs. 133, 134.)
Uredo Alliorum, DC.
Garlic Uredo; spots obliterated;
sori linear, oblong, and oval, on both surfaces ; spores ovoid or
subglobose, yellow or whitish.— On various species of Allium.
Common.
* * Spores brown.
Uredo Statices, Desm. Sea-lavender Uredo ;
sori lew
and scattered, orbicular or oval ; spores sessile, globose, brown.
— On various species of Statice.
Nightshade Uredo; sori minute,
Uredo Circsese, A. & S.
crowded, subrotund, slightly confluent, on the under surface ;
spores irregular, ovate, small, ochraceous.— On leaves of Circaa
lutetiana. June, July. Common. (Plate VII. figs. 135, 13G.)
Uredo bifrons, Grev. Twin-faced Uredo. On both sur
faces of the leaves, often opposite, scattered, round, light-brown,
girt with the remains of the epidermis; spores globose.—On Sorrelleaves
(Rumex acetosa and R. acetosella). July, September. Common.
(Plate VII. figs. 137-139 )