^C. State College 



604 



INDEX. 



Tyndaiidea anomala, 154. 

 Typhula phacorhiza, 356. 



U 



Ulothrix mucosa, 188. 

 Ulva bullosa, 163. 



crispa, 173. 



defracta, 27. 



lactuea, 164. 



myriotrema, 203. 



Ulvaceaj, 110, 113, 162. 

 Umbilicaria pustulata, 373, 384, 404. 

 Uncinula adunca, 278. 



spiralis, 278. 



Unger on Nostoc, 146. 

 Urceolaria, 414. 



^- calcarea, 373. 



cinerea, 373. 



Uredo, 11. 



linearis, 324. 



Urtica, 1. 



Usnea melaxantha, 56, 417. 



Taylori, 417. 



Ustilago hypodites, 256. 



olivacea, 320. 



segetum, 316. 



V 



Valonia, 135. 

 Variolaria, 374. 

 Vaucheria, 157. 



impregnation, 89. 



caespitosa, 167. 



clavata, 85, 158. 



sessilis, 89, 92. 



submarina, 82. 



Verpa, 347. 

 Verrucaria, 80, 377. 



muralis, 395. 



submersa, 376. 



variolosa, 395. 



Vibrio, 86. 



Vibrissea truncorum, 284. 

 Vine mildew, 275. 

 Vinegar plant, 300. 

 Vines, American, 275. 

 Viscum, 59. 



Vittaria, 531, 534. 

 Vittadini, structure of Lycoperdons. 

 Voitia hyperborea, 475. 

 Volutella, 312. 



W 



Weissia cirrhata, 478. 



martiana, 494. 



nigrita, 493. 



Wilson, liisBryologiaBritannica, 469. 

 Wing on Wheat Mildew, 326. 

 Witch Hazles, 55. 

 WoUaston, phosphoric glass from 



Fungi, 339. 

 Wood.sia, 544. 

 Woodwardia, 541. 

 Wormskioldia sanguinea, 169, 184. 

 Wrangelia multifida, 185. 

 penicillata, 183. 



X 



Xanthidium, 121, 123. 

 Xenodochus, 324. 



paradoxus, 325. 



Xerotus, 350, 365. 

 Xylaria Hypoxylon, 280. 



pedunculata, 279, 369. 



Xylographa parallela, 329. 

 Xylostroma giganteum, 241. 



Yeast, 242, 299. 



Zamiae, 54. 

 Zonaria, 216. 

 Zoosporese, 110. 

 Zoospores in Fungi, 295. 

 Zygodesmus fuscus, 298. 

 Zygnema, 23. 

 Zygodon conoideus, 487. 



intermedins, 487. 



obtusifolius, 487. 



viridissimus, 486. 



rrinted by W. H. COX, 5, Great Queen Street, Lincoln's Inn Fields. 



