— 23 — 



ophores (in other words: long and short pycnidia, coremia, chlamy- 

 dospores and in a few cases perithecia: nr. 1656 perithecia without 

 contents, nr. 1768 Capnodium sp.). 



St. Croix: Jolly Hill 20.12.05 (nr. 3115 on Wedelia huphthalmoides) , 

 26. 12.05 (nr. 1671 on the same plant). 



St. Jan: Coral Bay (Vrieses Bay) 13.3.06 (nr. 1770a on Cordia sp.?, 

 nr. 1770b on Croton sp., nr. 1770c on Elaeodendron xylocarpum). 



St. Thomas: Crown 9.5.06 (nr. 1762 on Piper medium); Loven- 

 lund Dec. 05 (nr. 1768 on Mangifera indica). 



Locality: unknown (nr. 1656 on Mangifera indica). 



Heterosporium repandum Ferd. et Wge. sp. n. PI. II, fig. 13. 



Caespitulis singulis dense gregatis , intricato-confluentibus , indeque 

 faciem mycelii ramulos late obtegentis praebentibus, atris. Conidiophoris 

 sinlplicibus vel parce ramosis, septatis, incremento sympodiali flexuosis, 

 usque 250 ^« long, x 5 — 6/i crass., fuligineo-fuscis. Conidiis cylindricis, 

 utrinque rotundatis, constanter 3-septatis, ad septa non constrictis, 21 — 

 28// X 5^2 — 1 fx, paucissimis paululum infra ultrave, nonnumquam gut- 

 tulatis, fuligineis, distincte verrucosis. 



Ad ramulos siccos indeterm. in insula St. Thomas Indiae occidentalis 

 (Leg. Raunkiaer). 



St. Thomas: Lovenlund 16.12.05 (nr. 1658). 



Oidium Cyparissiae Syd. Hedw. 1897 p. 163. 

 St. Croix: La Grange 30. 12.05 (nr. 1672 on Euphorbia sp., nr. 

 3068 on Euphorbia pilulifera{?)). 



St. Thomas: Lovenlund 14. 12.05 (nr. 1676 on Euphorbia sp.). 



Oidium. 



On many host-plants we have found indeterminable remainders of 

 oidium-chains and mycelium being constantly without perithecia. As a 

 rule the measures were the same as said for Oidium erysiphoides Fr. 



St. Croix: Jolly Hill 1.1.06 (nr. 1680 on Fhaseolus semierectus, 

 nr. 1681 on Crotalaria retusa. nr. 1682 on Friva lappidacea) , 3.1.06 

 (nr. 1675 on Cosmos sp.), 17. 1.06 (nr. 1843 on Rhynchosia minima), 

 23. 1 . 06 (nr. 3082 on Elephantopus spicatus) ; La Grange 30. 1 2. 05 

 (nr. 1674 on Cassia sp.). 



Periconia atra Cda. Ic. I, p. 19. — On Saccharum officinarum. 

 St. Croix: La Grange 5. 1.06 (nr. 1659). 



Physospora rubiginosa Fr. Summ. Veg. Scand. p. 495. — On bark. 

 St. Jan: America Hill 17.3.06 (nr. 3020); Caroline 12.3.06 (nr. 

 1640); Coral Bay 12.3.06 (nr. 2931). 



Pucciniopsis Caricae Earle. Bull. New York Bot. Gai'd. 1902 

 p. 340. - Vide PI. II, fig. 14. 



