148 



PLANTS. 



[tri.- win. 



Fig. 84.— Triphyllo|>t.ri> 

 cheathamt. 



woodruffi, Moss, 1852, Proc. Acad. Nat. 

 Sci., vol. 5, Coal Meas. 

 Triphylloptbbis, Schimper, 1874, Traite de 

 Paleontologie Vegetal e, vol. 2, p. 40. 

 [Ety. tria, three ; phyllon, a leaf ; pteris, 

 a fern.] Lower pinnules subopposite, 

 tripartite or trifoliate, upper ones sim- 

 ple, all narrowed or contracted to a 

 flat, slightly decurring pedicel ; veins 

 all equal, simple or dichotomous, di- 

 verging fan-like. Type T. lescuriana. 

 cheathami, Les- 

 quereux, 1884, 

 13th Rep. Geo. 

 Sur. Ind., p. 70, 

 Coal Meas. 

 lescuriana, Meek, 

 1S75, (Cycjop- 

 teris lescuri- 

 ana,) Bull. Phil. 

 Soc. Wash., p. 

 16, and Coal 

 Flora of Pa., p. 

 •_ , !»7. Coal Meas. 

 Trochophy Hum, 

 Wood, ISM, 

 Proc. Acad. 

 Nat. Sci. . This 

 name was pro- 

 posed as a sub- 

 stitute for An- 

 nutaria,8ternb., 

 because the latter was preoccupied as a 

 generic name in the subkingdom Mol- 

 luscs ; but Trochophyllum was preoc- 

 cupied for a genus of fossil corals by 

 Edwards «& Haine, in 1851. 

 clavatum, see Annularia clavata. 

 lineare, see Plumalina linearis. 

 UiiODENDRON, Rhode, 1823, Beitrilge z. Pflanz. 

 d. Vorwelt. [Ety. ule, wood ; dendron, 

 tree.] Arborescent; rarely branching; 

 bearing in two opposite rows round or 

 oval scars, im- 



Sressionsof the 

 ase of strob- 

 iles, marked 

 with concen- 

 trical scales and 

 a central mam- 

 milla ; leaves 

 short lanceo- 

 late, leaf scars 

 disposed in spi- 

 ral, small, r horn - 

 boidal or sub- 

 rhom boidal; 

 fructifications 

 in long, cylin- 

 drical strobiles. 

 Type U. in a jus. 



comm utatum, 

 8chimper, 1874, 

 Pal. Veg., vol. 

 2, p. 40, Coal 

 Meas. 



ellipticum, Sternberg, 1838, Vers. Darst. 

 Flora der Vorwelt, vol. 2, p. 186, and 

 Coal Flora of Pa., p. 405, Coal Meas. 



Fig. 85.— Ulodendron 

 elongatum. 



elongatum, Lesquereux, 1870, Geo. Sur. 



111., vol. 4, p. 437, Coal 



Meas. 

 flexuosum, see Halonia 



flexuosa. 

 lindleyanum, Presl, 1833, 



in Sternberg, Vers. 



Darst. Flora der Vor- 

 welt, p. 185, Coal Meas. 

 majum, Rhode, 1823, 



Beitr. z. Pllanz. d. 



Vorw., pi. 3, fig. 1, and 



Coal Flora of Pa., p. 



401, Coal Meas. 

 minus, Lindley & Hut- 

 ton, 1831, Fobs. Flora, 



vol. 1, p. 6, Coal Meas. 

 punctatum, Lindley & 



Hutton, 1833, (Bothro- 



dendron punctatum,) 



Fobs. Flora, vol. 2, p. 



B0, and Coal Flora of Fig. 86-Volk- 



Pa., p. 405, Coal Meas. n,ll,miM f,M,il,K - 

 Yolkmannia, Sternberg, 1823, Tent. Flor. 



l'rimord.,p. 30. 

 [Ety. proper 

 name.] Sterna 

 striated, artic- 

 ulated, and the 

 i n fl o r escence 

 spiked. Close- 

 ly related to 

 Ast e rophylli- 

 tes. Type V. 

 polystachya. 

 crassa, Lesque- 

 reux, L884. 

 Coal Flora of 

 I'a.,p.7l!),Coal 

 Meas. 



Fig. 87.— Walchla piimi- 

 formlB. 



fertilis, Lesquereux, 1884, Coal Flora of 

 Pa., p. 720, Coal Meas. 



Fig. 88.— Whittleseya elegans. 



praelonga, Lesquereux, 1880, (Calamos- 

 tachys pradongus,) Coal Flora of Pa., 

 p. 59, Coal Meas. 



