512
On wheat, filling the grains. Antumn. Common.
[United States.]
Foetid when crushed. For particulars regarding the germination of these
171- V ST ILA GO , Link.
_ Plant deeply seated ; spores simple, springing
from delicate threads, or in closely packed
cells, ultimately breaking up into a powdery
mass.—AerL Outl.p. 335. {Fig. 206.)
Fig. 206.
1 5 2 0 . U stila g o c a ib o . Tul. “ Corn Smut.”
Produced on the receptacle and rachis ; epidermis soon ruptured;
spores loose, minute, globose, h}a.ck.— Tul. Ann. Sc. Nat.
1847), t. 3, / . 1-12. Ustilago segetum. Bitm. t. 33. Cooke M F
Í. 5 ,/. 98-99. Cooke exs.no. 54. Corda. i y . f 9. Uredo seqetum
Pers. Syn.p. 224. Aloug. exs. no. 291. Baxt. exs. no. 43. Fno FI
y.p. 374. Bull. i. 472,/. 2. Kl.exs. no. 84.
On the ears of corn and,grasses. Autumn. Common.
[United States.]
1521. U stila g o uzceolozum. Tul. “ Sedge Smut.”
Produced on the glumes and utricles ; epidermis soon bursting
; spores m a compact mass, afterwards breaking up globose
rather large, granulated.—m A w w . Ac. Aat. (18471 yfi / 4 f
7-10 C o o k eM .F .t.6 .f 109-111. N e e s .f 6. AZ. exs. «c. 195
Uredo urceolorum. B.C. FI. Fr. yi.p. 78. Eng. FI. y. p. 375. Sow
t. 396,/. 4. Berk. exs. no. 114.
Surrounding the seed of various Carices as Carexprwcox stel
lulata, recurva, a.n4 pseudo-cyperus. Autumn. Rather common.
[Mid. and Up. Carolina.]
1 5 2 2 . U stila g o lo n g issim a . Tul. “ Elongated Smut.”
Produced on the leaves in linear, long, parallel, dirty-olive
patches ; epidermis bursting longitudinally; spores globose
breaking up into minute granules, o l i v e - b l a c k . - Ann Sr
Nat. (1847), vii.yi. 76. CookeM.F. t. 5 , f 105-107. Cooke ex's. no'.
55. Uredo longissima. S ow .t.l3 9 . E n g .F l.y .p .3 7 5 , Berk, exs
no. 230. Kl. exs. no. 84.
Cn leaves of Boa aquatica and P. fluitans. Summer. Common.
“ Giving the leaves a very remarkable appearance.”—Eng. FI.
1523. U stila g o o liv á c e a . Tul. “ Olive Smut.”
Infesting the enlarged receptacle; epidermis soon bursting;
spores olive-green, powdery, minute, mixed with filaments.—
Tul. Ann. Sc. Nat. {1847). Cooke M.F. t. 6, f . 126,127. Coohe
exs.no. 298, vii. t. 4 ,f. 11. Uredo olivácea, Eng. FI. y.p. 376.
Cn Carex riparia.
1 5 2 4 . U stila g o hypodyte s. Fr. “ Grasa-culm Smut.”
Produced on the culms beneath the sheaths, afterwards exposed
; spores minute, subglobose, brownish-black.—Tul. Ann.
Ac. AaZ. (1847), vii. Í. 3 ./. 14. Cooke M .F .t.5 ,f. 199,191. Cooke
exs. no. 56. B. ^ Br. Ann. N.H. no. 256, 481. Credo hypodytes,
Besm. exs. no. 473. Kl. exs. no. 83.
Cn the culms of various grasses. Summer. [Low. Carolina.]
1525. U stila g o m ay d is. Corda. “ Maize Smut.”
Produced on the stems, germens, &c.; epidermis at length
bursting; spores spherical, minute, brownish-black, surface
covered with eehinulate warts.—Tul. Ann. Sc. Nat. (1847), vii. t.
2. Cooke M .F. t. 5, f 198. Kl.e x s.n o .193. Corda. Icon.iy.3.
Philip. Traite, t. 5, 6, 7.
Cn stems, &c., of Zea mays. [United States.]
(Fig. 206, spores magnified.)
1526. U stila g o m o n ta gn e i. Tut. “ Beaksedge Smut.”
Produced on the seeds ; epidermis bursting ; spores slightly
angular, small, dark-coloured, intermixed sparingly with fragile
filaments.—Tul. Ann. Sc. Nat. (1847), vii. t. 5 ,f. 31. Coohe M.F.
t. 5 , f 96, 97. B. ^ Br. Ann. N.H. no. 479.
Cn seeds of Bhyncospora alba. [Low. Carolina.]
1 527. U stila g o gz and is. Tut. “ EeedSmut.”
Produced on the stems of reeds, forming thick búllate patches
several inches long, occupying whole internodes, covered by
their sheath ; spores globose, rather large.—Tul. Ann. Sc. Nat.
(1847), vii y». 78. Ustilago typhoides,B. ^ Br. Ann. N.H. no. 480.
CookeM.F. t. 6 , f 128, 129.