Fungi, Bacteria und Pathologie. 299 



Schreibung des Pilzes wird nicht gegeben. Die Angaben bedürfen noch 

 der Bestätigung und Vervollständigung. Als Vorbeugungsmittel wird 

 rechtzeitiges Bespritzen mit Kupferkalk-Brühe empfohlen. 



Laubert (Berlin). 



Arthur, J. C, Cultures of Uredineae in 190 2. (Botanical 

 Gazette. XXXV. 10.— 23. Ja. 1903.) 



We give the author's summary. „The following is a complete list 

 of successful cultures made during the season of 1902. 1t is divided into 

 the two series: species previously reported by the writer or other 

 investigators, and species now reported for the first time. 



A. Species previously reported. 



1. Uromyces euphorbiae C. and P. — Aecidiospores from Euphorbia 

 humistra Engelm., sown on the same host. Aecidiospores from E. nutans 

 Lag. sown on the same host. Uredospores from E. dentata Michx. sown 

 on the same host. 



2. Uredo rubigo-vera DC — Uredospores from Triticum vulgare 

 Vill. sown on the same host. 



3. Puccinia peckü (De T.) Kellerm. — Teleutospores from Carex 

 trichocarpa Muhl. and C. stipata Muhl. sown on Onagra biennis 

 (L.) Scop. 



4. Puccinia Sambuci (Schw.) Arth. — Teleutospores from Carex 

 trichocarpa Muhl. and C. lurida Wahl, sown on Sambucus canadensis 

 L., and aecidiospores from 5. canadensis L. sown on C. trichocarpa Muhl. 



5. Puccinia caricis-asteris Arth. — Teleuotospores from Carex foenea 

 Willd. sown on Aster paniculatus Lam. 



6. Puccinia caricis-erigerontis Arth. — Teleutospores from Carex 

 festucacea Willd. sown on Erigeron annuus (L.) Pers., E. philadelphicus 

 L., and Leptilon canadense (L.) Britt. 



7. Puccinia caricis (Schum.) Reb. — Teleutospores from Carex stricta 

 Lam. and C. riparia Curt. sown on Urtica gracilis Ait. 



8. Puccinia verbenicola (K. and S.) Arth. — Teleutospores from 

 Sporobolus longifolius (Torr.) Wood sown on Verbena stricta Vent. and 

 V. urticifolia L. 



9. Puccinia windsoria Schw. — Teleutospores from Tricuspis sesle- 

 rioides (Michx.) Torr, sown on Ptelea trifoliata L. 



10. Puccinia helianthi Schw. — Teleutospores from Helianthus 

 gros-serratus Mart. sown on same host, and on H. maximiliani Schrad. 



11. Phragniidium speciosum Fr. — Teleutospores from cultivated 

 rose sown on Rosa humilis Marsh. 



B. Species reported now for the first time. 



1. Uromyces aristidae E. and E. — Teleutospores from Aristida 

 oligantha Michx. sown on Plantago rugelii Dec. 



2. Puccinia jamesiana (Pk.) Arth. — Teleutospores from Athero- 

 pogon curtipendulus (Michx.) Fourn. sown on Asclepias incarnata L. and 

 A. syriaca L. 



3. Puccinia impatientis (Schw.) Arth. — Teleutospores from Elymus 

 virginicus L. sown on Impatiens aurea Muhl. 



4. Puccinia subnitens Diet. — Teleutospores from Distichiis spicata 

 (L.) Greene sown on Chenopodium album L. 



5. Puccinia amphigena Diet. — Teleutospores from Calainovilfa 

 longifolia (Hook.) Hack, sown on Smilax herbacea L. and <S. hispida Muhl. 



6. Puccinia siniillima Arth. — Teleutospores from Phragmites 

 phragmites (L.) Karst, sown on Anemone canadensis L. 



7. Puccinia caricis-solidaginis Arth. — Teleutospores from Carex 

 jamesii Schw. and C stipata Muhl. sown on Solidago canadensis L. and 

 5. serotina Ait., and also from the former Carex host on <S. caesia L., 

 5. ulmifolia Muhl., and S. rigida L." G. G. Hedgcock. 



