14. MISC. PUBLICATION 499, U. S. DEPT. OF AGRICULTURE 
Trifolium incarnatum—Continued. 
Kabatiella caulivora (Kirchn.) 
Karak.* 
Mitrula sclerotiorum Rostr. 
Trifolium logani House. 
Uromyces trifolii (Hedw. f.) Lév.* 
Trifolium longipes Nutt. 
Erysiphe polygoni DC.* 
Mycosphaerella trifolii (Karst.) | Trifolium lupinaster L. 
JACZ. 
Oidium sp. 
Olpidium trifolii (Pass.) Schroet. 
Peronospora trifoliorum DBy. 
Peronospora viciae (Berk.) DBy. 
Pseudopeziza trifolii (Biv.-Bern.) 
Eckl. 
Pseudoplea trifolii (Rostr.) Petr.* 
Sclerotinia sclerotiorum  (Lib.) 
DBy.* 
Sclerotinia trifoliorum Hrikss.* 
Sclerotinia, sp.* 
Stagonospora meliloti (Lasch.) 
Petr. 
Stemphylium sarcinaeforme (Cav.) 
Wiltshire. 
Thielavia basicola Zopf.* 
Uromyces minor Schroet. 
Uromyces nerviphilus (Grognot) 
Hotson. 
Uromyces trifolii (Hedw. f.) Lév.* 
Trifolium involucratum Ortega (see T. 
wormskioldii Lehm.). 
Trifolium isthmocarpum Brot. 
Cymadothea trifolii (Pers.) Wolf. 
{Patric trifolii Schm. and 
Kze. . 
Uromyces trifolii (Hedw. f.) Lév. 
Trifolium kingii 8S. Watson. 
Leptosphaeria monticola Ell. and 
EKv.* 
Uromyces minor Schroet.* (?) 
Uromyces striatus Schroet. 
Trifolium laevigatum Desf. (see T. 
strictum). 
Trifolium lagopus Pourr. 
Uromyces trifolii (Hedw. f.) Lév. 
Trifolium lappaceum L. 
Cymadothea trifolii (Pers.) Wolf. 
Polythrincium trifolii Schm. and 
Kze. 
Trifolium latifolium Hook. (= YT. 
howelli var. latifolium (Hook.) 
MeDer.). 
Erysiphe polygoni DC.* 
Trifolium leucanthum Bieb. 
{etytinci trifolii (Pers.) Wolf. 
Polythrincium trifoli Schm. and 
Kze. 
Trifolium lLgusticum Balb. 
{Poythninc trifolii (Pers.) Wolf. 
Polythrincium trifolii Schm. and 
Kze. 
Mycosphaerella carinthiaca Jaap. 
Peronospora trifoliorum DBy. 
Stagonospora meliloti (Lasch.) 
Petr. 
Cymadothea trifolii (Pers.) Wolf. 
Polythrincium trifolii Schm. and 
Kze. 
Brysiphe polygoni DC.* 
Pseudoplea trifolii (Rostr.) Petr.* 
Selenophoma murashkinskyi Petr. 
Uromyces minor Schroet. 
Uromyces trifolii (Hedw. f.) Lévy. 
Trifolium macraei Hook. and Arn. 
Uromyces minor Schroet.* 
Trifolium macrocephalum Poir. (7. 
megacephalum Nutt.). 
Uromyces trifolii (Hedw. f.) Lévy. 
Trifolium maritimum Huds. (7. al- 
bidum Ten.). 
Polythrincium trifolii Sechm. and 
Kze. 
Brysiphe polygoni DC. 
Uromyces trifolii (Hedw. f.) Lévy. 
{Petytrinci trifolii (Pers.) Wolf. 
Trifolium medium L.* 
Calonectria bloxami (Berk. and 
Br.) Sace. 
Calonectria xantholeuca (Kze. ex 
Fr.) Sace. 
Cercospora zebrina Pass.* 
Cymadothea trifolii (Pers.) Wolf. 
Polythrincium trifolii Schm. and 
Kze. 
Rrysiphe polygoni DC. 
Graphium trifolii Jaap. 
Kabatiella caulivora 
Karak. 
Leptosphaeria trifolii Feltg. 
Mycosphaerella carinthiaca Jaap. 
Olpidium trifolii (Pass.) Schroet. 
Olpidium viciae Kus. 
Ophiobolus rudis (Riess) Rehm. 
Peronospora trifoliorum DBy. 
Pezizella hamulata Feltg. 
Phyllosticta trifoliiseda Bub. and 
Picb. 
Phymatotrichum 
(Shear) Dugg.* 
Pseudopeziza trifolii (Biv.-Bern.) 
Fekl.* 
Pseudoplea trifolii (Rostr.) Petr.* 
Pyrenopeziza moutonii £. trifolii 
Hoehn. 
Ramularia trifolii Jaap. 
Rhabdospora cirsii Karst. 
Sclerotinia trifoliorum Brikss.* 
Sphaerella balcanica Bub. 
Stagonospora meliloti 
Petr. 
Synchytrium aureum Schroet. 
Uromyces trifolii (Hedw. f.) Lév.* 
(Kirchn. ) 
omnivorum 
(Lasch. ) 
© Many of these reports probably are not on zigzag clover but on mammofh red clover 
(T. pratense) that in the past often has been referred to as T. medium. Sphaerelia balcanica 
ub. was reported in the literature on T. medium var. balcanicum Velen. 
