Register. 
415 
Thallophyten 35 tf. 
Thamnopteris Schlechtendalii Eichw. 170. 
Thaumatopteris Göpp. 142. 157. 
— Münsteri Göpp. 141. 
Thierfährten 49 tf. 
Thinnfeldia 62. 89. 137. 143. 
— crassinervis Gein. 143. 
Thuiopsis 61. 
Thyrsoporella 38. 
— cribrosa Gümb. 42. 
Thyrsopteris Kze. 160. 
— gracilis Heer 160. 
— Maakiana Heer 160. 
— Murrayana Heer 160. 
— Schistorum Stur 160. 
Todea 138. 154. 
— Lipoldi Stur 138. 
— Williamsonis Schenk 158. 
Torreya 62. 63. 
Traquairia Carr. 179. 187. 188. 
Triceratium 36. 
Trichomanites Beinerti Göpp. 157. 
Trichopitys Sap. 67. 68. 
— heteromorpha Sap. 68. 
Trigonocarpon Will. 123. 
— olivaeforme Will. 123. 
Trigonocarpus Brongn. 123. 339. 
Trileten 244. 
Triphyllopteris Collombi Schpr. 140. 155. 
Triploporella Fraasii Steinm. 43. 
Triplosporites R. Brown 244. 
Tripterospermum Brongn. 113. 
Trizygia speciosa Royle 354. 357. 
Trochophyllum Lesq. 194. 
Tsuga 56. 
' Tubicaulis dubius Cotta 163. 
— primarius Cotta 178. 
— solenites Cotta 163. 
Tylodendron speciosum Weiss 81. 85. 
Tympanophora Ldl. Hutt. 160. 
Ullmannia Göpp. 27. 55. 79. 
— Bronnii 79. 
— frumentaria 79. 80. 
— lycopodioides 80. 
— orobiformis 79. 
— selaginoides 79. 80. 
Ulodendron Stbg. 211 tf. 218. 238. 
— commutatum Schpr. 200.211.213.214. 
— Lindleyanum Stbg. 215. 
— majus Ldl. Hutt. 214. 
Ulodendron minus Ldl. Hutt. 214. 
Uphantaenia 51. 
Uteria Encrinella Mich. 41. 
Vertebraria Royle 375. 376. 
Vesquia Tournaisii Bertr. 63. 
Vexillum Rouault 51. 
Voltzia Schpr. 68. 77. 
— Coburgensis Schaur. 70. 71. 72. 
— heterophylla 54. 69. 70. 
— hexagona Bisch. 69. 70. 
— hungarica Heer 69. 
— Liebeana Gein. 69. 70. 
— Raiblensis Stur 70. 
— Recubariensis 69. 70. 
Volkmannia Stbg. 332. 334. 
— Binneyi Carr. 336. 
— crassa Lesq. 349. 
— Dawsoni Will. 346. 362. 
— effoliata Grand’Eury 343. 
— gracilis Stbg. 332. 341. 
— Ludwigii Carr. 335. 338. 
— Morrisii Hook. 343. 
— pseudosessilis Grand’Eury 343. 
Walchia Stbg. 55. 77 tf. 191. 209. 
— filiciformis Stbg. 77. 
— piniformis Stbg. 77. 
Weltrichia mirabilis F. Br. 380. 
Whittleseya Lesq. 67. 
Widdringtonia 61. 72. 
— antiqua Sap. 61. 
— brachyphylla Sap. 61. 
— helvetica Heer 61. 
— microcarpa Sap. 61. 
Williamsonia 44, 93. 96. 380 ff. 
— angustifolia Nath. 380. 
— Forcbhammeri Nath. 380. 
— gigas Carr. 380. 
— Leckenbyi Nath. 382. 
— Morierei Sap. et Mar. 100. 
— Pictaviensis Sap. Mar. 380. 
Wormskioldia sanguinea 49. 
Würmer 50. 52. 
Xyris 378. 
Yatesia Carr. 95. 
Yuccites Sch. et Moug. 114. 
