Davis—Parasitic Fungi of Wisconsin. 
105 
fungus were secured in a small button busk swamp 
in Kenosha county, but I have not been able to find 
it there since. Two or three leaves bearing the sori 
were subsequently found near Kacine also growing 
under Cephalanthus. There is also in my herba¬ 
rium a specimen (ex herb. Ellis) collected in the 
state of Washington. Prof. G. P. Clinton in his 
excellent account of the life 1 history of this species 
adopts Busgems name, but I have preferred to fol¬ 
low the custom prevailing at the present time. 
661. CnADOCHYTEItTM MENIANTHIS, (DBy.) 
On Menyanthes trifoliata , L. Genoa Junction 
and Vilas county. 
HSTDEX TO HOSTS. 
Acalypha Virginica, 582. 
Acer saccharinum, 633. 
Agropyrum repens, 659a. 
Alisma Plantago, 579, 583, 660. 
Alnus viridis, 623. 
Ambrosia artemisiaefolia, 654. 
Ampelapsis quinquefolia, 596a. 
Anemone nemorosa, 234, 263. 
Apocynum androsaemifolium, 621. 
Aralia hispida, 519. 
Aralia medicaulio, 519. 
Arctium Lappa, 611. 
Arctostaphylous uva-ursi, 268, 575. 
Arisaema Dracontium, 157. 
Arrhenatherum avenaceum, 658. 
Asarum reflexum, 568. 
Asparagus officinalis, 636. 
Asprella Hystrix, 392. 
Aster, 242. 
Aster cordifolius, 83. 
Aster diffusus, 83. 
Aster umbellatus, 450. 
Bidens connata, 600. 
Bidens frondosa, 242, 531, 620. 
Boelimeria cylindrica, 584. 
Boltonia asteroides, 628. 
Bromus ciliatus, 624. 
Call a palustris, 585. 
Calamagrostis Canadensis, 64, 607. 
Caltha palustris, 578a. 
Campanula Americana, 625. 
Carex arctata, 586. 
Carex gracillima, 227, 462. 
Carex Pennsulvanica, 655. 
Carex rosea, 586. 
Carex trichocarpa, 222, 637. 
Carex utriculata, 657. 
Carex, 242, 637, 655. 
Carpinus Caroliniana, 577. 
Carya alba, 603. 
Cassandra calyculata, 268. 
Cephalanthus occidentalis, 626. 
Cerastium nutans, 569. 
Chenopodium hybridum, 20. 
Chrysanthemum Leucanthemum, 
630. 
Citrullus vulgaris, 413. 
Coprinus atramentarius, 634. 
Cornus Canadensis, 604. 
Corydalis glauca, 627. 
Cyperus filiculmis, 463. 
Cypripedium, pubescens, 638. 
Desmodium acuminatum, 588. 
Eleocharis palustris, 154. 
Epilobium adenocaulon, 304. 
Erechtites hieracifolia, 10. 
Erigeron philadephicus, 256. 
Erigeron, 242. 
Eryngium yuccaefolium, 602. 
Euphorbia corollata, 592, 609. 
Fraxinus sambucifolia, 606. 
