220 KNOWLTON 



*Grewiopsis populifolia Ward. 

 *Hicona anliquorum (^Newb.) HoUick. 

 */m Jans riigosa\-.es':\. 

 ^Legumino sites arachioides Lesq. 



Maichanlia pealei Kn. 



Myrica torreyi? I.esq. 



Magnolia teniiinervis Lesq. 

 *Onodea scnsihilis fossilis Newb. 



Paliurus pulcherrirnns Ward. 



Palmocarpon palmarum (Lesq.) Kn. 

 ^Phyllites cupanoides Newb. 

 *Popnlus accrifolia Newb. 

 *Populus amblyrhyncha Ward. 

 *Populus arctica Heer. of Lesq. 

 ^'Popiilus cuncata Newb. 

 *Popuhis daphnogenoides Ward. 

 ^Popidiis genelrix Newb. 

 *Pop2ilus glandidifera Heer. 

 *Poptdus incBqualis Ward. 

 *Popu/.us nebrascensis Newb. 

 ^Popnlus nervosa dongata Newb. 

 ^Popidics rotundijolia Newb. 

 *Popidus subrottmda Lesq. 

 *Populi{s speciosa Ward. 

 ^Plataniis guillelmcc Gopp. 

 *Platamis haydenii New)'). 

 *Platanns nmrginata (Lesq.) Heer. 

 ^Platanus nobilis Newb. 

 *Plalanus raynoldsii Newb. 

 ^Plalanus raym Idsii integrifolia Lesq. 

 ^Platanus platanoides (Lesq.) Kn. 

 *Platanus rhomboidea Lesq. 

 *Pkrospermites minor Ward. 

 ^Pterospermiles whitei Ward. 



Quercus breweri Lesq. 



Qucrcus ciner aides Lesq. 



Quercus vi'.urnifolia Lesq. 



Rhamnus salicif alius Lesq. 



Sabal rigida Hatcher. 



Sabalites frudifer Lesq. 



Sabaliles grayanus Lesq. 



Salix atignsta Al. Br. 

 *Sapindiis affinis Newb. 

 *Sapindus grandifolioliis Ward. 

 ^Sequoia langsdorfii (Brongn.) Hr. 

 *• Sequoia hecrii Lesq. 

 *Scquoij nordenskioldi Heer. 

 ^'Spargani^an stygium Hccr. 

 ^Taxodimn didichum viiocinum Heer. 



