570 INDEX TO RECENT LITERATURE 
Spaulding, P. The Relations of Insects to Fungi. Plant World, 6: 
182-184. Au 1903. 
Straw, C. E. Ferns of Smugglers’ and Nebraska Notches. Plant 
World, 6: 180, 181. pd. 24. Au 1903. 
Sydow, H. & P. Neue und kritische Uredineen. Ann. Mycol. 1: 
324-334- Jl 1903. 
Includes new American species in Uredinopsis, Puccinia (5), Phragmidium, Kaven- 
elia (2), Uredo (4) and Aecidium (2). 
Urban, I. Plantae novae Americanae imprimis Glaziovianae. IV. 
Bot. Jahrb. Beiblatt, 70: 21-23. 29 Au 1902; V. Bot. Jahrb. 
Beiblatt, 72: 15-32. 13 Mr 1903. 
New species in /essenia, Cocos (2), Orbignya, Phthirusa, Pterolepis, Microlicia 
(5), Zachigalia, Bauhinia (6), Sclerolobium (4), Riedeliella gen. nov., Sweetia, Dip- 
lotropis, Galactia (3), Rhynchosta and Lriosema (6). 
Van Tieghem, P. Nouvelles observations sur les Ochnacées. Ann. 
Sci. Nat. Bot. VIII. 18: 1-60. Je 1903. 
Includes descriptions of new Brazilian species in Plicouratea (3), Trichouratea 
and Ouratea. 
Van Teighem, P. Structure de l’etamine chez les Scrofulariacees. 
Ann. Sci. Nat. Bot. VIII. 17: 363-371. My 1903. 
Van Tieghem, P. Structure de l’ovule des Caricacées et place de cette 
famille dans la Classification. Ann. Sci. Nat. Bot. VIII. 17: 373- 
. 381... My 1903. 
Van Tieghem, P. Sur les Columelliacées. Ann. Sci. Nat. Bot. VIII. 
18: 155-164. Je 1903. 
Van Tieghem, P. Sur l’Hypostase. Ann. Sci. Nat. Bot. VIII. 17: 
347-362. My 1903. 
Waters, C. E. Some Summer Observations. Plant World, 6: 188, 
189. Au 1903. 
Webster, H. A Beautiful P/uteolus. Rhodora, 5: 197-199. 3 Au 
1903. 
Wiley, H. W. Crystals of Oxalate of Lime in Plants. Science, II. 
18: 115, 116. 24 Jl 1903. 
Williams, R. S. Additional Mosses of the Upper Yukon River. Bry- 
ologist, 6: 61, 62. 1 Jl 1903. 
Includes Brachythecium edentatum sp. nov. 
Williams, R.S. Oedipodium Griffithianum (Dicks. ) Schwaegt. Bry: 
ologist, 6: 47, 48. 5 My 1903. 
Zahlbruckner, A. Neue Flechten. Ann. Mycol. 1: 354-361. ji 
1903. : 
Includes 2 new varieties of Usnea melaxantha from Patagonia. 
Zirngiebel, F. The Preservation of Wild Flowers. Pop. Sci. Mo- 
63: 246-256. Jl 1903.  [lllust.] 
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