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232 MICROSCOPIC FUNGI.
Plate fi?.
V. 87. Spores of Foetid smut in germination x Liglily.
„ 88. Sporidia of the first order borne on the germinating
tubes of the foetid smut {Tilletia caries) x highly.
their transverse
„ 89. Sporidia of the first order, showing
99
35
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connection, x liighly.
„ 90. Sporidia of the first order,
second order, x highly.
producing sporidia of the
91. Sporidium of the second order in active germination,
92. Deformed flower-head of Goatsbeard infested with
smut {JJstUcKjo recepfacitlon'm).
93. Floret removed, sprinkled with spores of the smut,
enlarged.
94. Spores of Goatsbeard
x460.
smut {Ustilago receptacidorum)
95. The same in nclive germination x 460 {Tidasne).
96. Beaksedge {lilnjncospora alba) with its smut {Ustilago
Montagnei).
97.
98.
Spores of Ustilago Montagnei x 460.
Ear of Barley infected witli smut {Ustilago segetinn).'
99. Spores of Corn-smut {Ustilago segetnm) x 460.
100. Grass with its smut {Ustilago hypodytes).
101. Spores of Grass-smut {Ustilago Jiypodytes).
102. Flowers of Bladder-campion with anther-smut {Ustilago
antheraruiii) .
})
103. Anther distorted by smut {Ustilago antherarum).
3J 104. Spores of Anther smut {Ustilago anthera nnii)
x 460.
„ 105. Portion of leaf of water grass with Elongated smut
{Ustilago longissinia).
„ 106, Pustule of same, enlarged.
3} 107. Spores of Elongated smut {Ustilago longissin/a) x very
highly.
55 108, Spores of Maize smut {Ustilago maydis) x 460.
YI. 109. Sedge {Carex recurva) with Sedge smut {Ustilago iirccolorinii).
„ 110. Single fruit covered with tlie smut.
33 111. Spores of Sedge smut {Ustilago urceoloriaii)
x 460.
3) 112. Flower of Polygonum persicaria distorted by Utricle
smut {Ustilago v.triculosa)
.
33 113. Section of the same {Tidasne).
33 114. Inflorescence of Poh/gomim hydropiiper with Utricle
smut {Ustilago ntricidosa).
35
115. Section of infected flower of Polygonum hydropiper.
116. 33 Spores of Utricle smut {Ustilago tdriculosa) x 460.
33 117. Leaf of Cocksfoot grass with smut {Ustilago Salceii)^
33 118. Portion of leaf, showing pustules, x slightly.
97 119. Spores of Cocksfoot smut {Ustilago Salveii)
x 320.
%1 120. Grasb ^stem with Banded smut {Ustilago grammica)^