INDEX 



543 



VoUzia 181, 262, 282-295, 301, 438, 



440 

 V. brevifolia 290 

 V. cohurgenais 293, 296 

 V. Foettleri 275 

 V. heterophylla 275, 290, 296 

 V. keuperiana 289, 293, 295 

 V. Liebeana 289-294 

 V. PhilUpsi 297 

 V. recubarienaia 295 

 V. rigida 290 



V. walchiaeformia 292, 293 

 Voltziopaia 294, 296 



Walchia 177, 181, 262, 277-282, 286- 



296, 337 

 W. feriilia 277, 281 

 W. filiciformis 281 

 W. folioaa 282 

 If. frondoaa 277, 282 

 IK. hypnoidea 281 

 ir. imbricaia 281, 282 

 IF. Unearifolia 281 

 If. piniformis 278-282 

 ir. Schneideri 282 

 TT. valdajolensis 280 

 Ward, L. F. 24, 32 

 Weiss. C. E. 282, 283 

 Wellingtonia 157 

 Welwitaehia 459-468 

 II'. mirabilia 466 

 Wettstein, R. V. 140 

 Wherry, E. T. 181, 218, 427 

 White, D. 97, 102, 250 

 Widdringtonia 109, 120, 123-126, 151, 



153, 336-338, 342 

 W. juniperoideg 129 

 W. Reichii 339 



Widdringtonitea 336-338, 363, 364, 443 

 W. creyeneie 338 

 W. denticulatua 338 

 W. faacicularia 339 

 W. graciUa 338, 443 

 If. helveticua 342 

 If. keuperianus 293, 337, 338 



If. legitimua 342 



If. liaaainua 338 



If. «M6<a»« 338 



Wieland, G. R. 260, 267 



WilUamson, W. C. 387 



Winkler, C. 135 



Wiihamia 103 



W. armata 104 



Woodworthia 3, 168, 175, 234, 235 



If. arizonica 234, 235 



WorsdeU, W. C. 133 



Xanthozylon 156 



Xenoxykm 168, 175, 178, 189, 204, 205, 



238-242 

 X. condylianum 239 

 X latiporomim 186, 239, 240, 241 

 X. phyllocladoidea 239-242 



Yasui, K. 349 

 Yezonia 327 

 7. vulgaria 3l6, 327 

 Yezoatrobua 327, 328 

 Yokoyama, M. 24, 40, 61 

 Young, M. S. 161 



Zaiesskv, M. 58, 76, 77, 80, 177 



Zamia 7, 445, 450 



Z. media 445 



Z. ovata 389 



Z, ausaexiensia 387 



Zamiostrobus 389 



Z. Hemlowi 390 



.Z. pippingfordenaia 259 



;Z. «ca»JCM« 54, 55 



Zamitea 447, 452 



Z. Buchianua 457 



Z. diatana 447 



.Z. lanceolata 454 



Zeiller, R. paaaim 



Zeugophyllites 74 



Z. elongcUua 75 



Zigno, A. de 65, 256 



Zonaritea 37 



CAMBEIDGE: feinted by J. B. peace, M.A., AT THE UNIVEESITY PRESS 



