32 



J. \V. DAWSUN ON OKl-yfAGEOUS .\N1> TKirn AI!Y FLORAS 



List of Liiramw Pfnnh froiii the Noflh-We^t Teriitories of CanmUt. 

 Those mavk.'il wiili an ast.'iisk av.- known in lirds of similar ai?i' in tlu' Uuilcd States. 



* Ouoi-'loa seiisihilis, L. 



Davallia (Stonolonia) tonuilolia. Swn. 

 liquist'tuni, Sj). 

 Physaaonia Parlatoiii, lleer. 



* Glyptostrobus Kuropirus, lleer. 



* Si'ijuoia Lanirsdorlhi, lleer. 



* Tluija interrupta, Xewb. 



* Taxites Olriki, Heer. 



* Taxites occidentalis, N'by. 

 Ix>mna smitata, l)"n. 

 rhrau:mites, Sp. 

 Scirpus, Sp. 



* Popixlus antica, lleer. 



* P. a.eriiblia, N'by. 



* P. Cuiieata, N'by. 

 P. Hookeri, Heer. 



P. Richardsoni. Heer. 

 Salix Raeana. Heer. 



* Corylus rostrata, Ait. 



C. Ameriiaua, Walt. 



* PlataniTs iiobilis, N'by. 

 P. Ileterophyllus, N'by. 

 Diospyros, Sp. 



* Sapindus affinis, N'by. 

 Khanmns. Sp. 



* Iv. Coiuinnus, N'l)y. 



* Carya antiquorum, N'by. 



* Juglaus Ciuerea? 

 Sassafras Sehvynii, D'n. 



* Yihunuun pul)eseens, Pursh. 

 Viburnum Lakesii, Lesqr. 



Ficus tiliaetblia (or allied) Broni^t. 

 F. allied to F. a/infabilis. Lesqr. 

 Quereus, Sp. allied to Q. (i/iIiijiki, N'by. 

 Aeseulus autiqua, D'n. 

 IVapa borealis, Heer. 

 Carpolithes, Sp. 



The following fossil woods are associated with ilie above : — 



Pojnilns, several species. 



Jna-lans. — The strueture is well preserved, and not distingiuslialile Iruni tliat ul wood of 



Ju<rlans tinerea, leaves of a species resembling, which also occur, as noted above. 

 Cedroxylon, Sp. Possibly the wood of Th/i/a in/rmiji/u. 

 Pitoxylon, Sp. 

 Cupressoxylon, Sp. 



(rt) allied to wood of Sequoia sempervirens.* 



{h) " »S. gii^fintea. 



(r) possibly wood of fHi/fihis/mbiis. 



Three other species. 

 Taxoxylon. Sp. 



Coniferous woods ol'llie aljove types also oc«ur alminlanlly in llie l.iiiiiiles, and can bo 

 matle out when these are treated with caustic potash 



The following are the siiecies recognized by Il'ii, in ilie (dUcriidiis lioni Mackenzie 

 River, studied by him : — 



Xylomites 1)orealis, Heer (growing on leaves). Quercus ( (lafseni. Heer. 

 GlyploHtrobns llntreri. Hr. Platanus aceroides, Hr. 



S«|Uoin I>ang.sdorlfii, Hrongt. .TucrlanN acuminata, Brongt. 



* l*it)l(ttl>ly tlio W(x«l (ItviiTilHiil liy SlmjiiUir, in IIiHjr'h Klora An-lii'B, im .Sc'/iioin Oanndautit, 



