re XXXVIII NUMBER 5 
BOTANICAL GAZETTE 
NOVEMBER, 1904 
A FOSSIL SEQUOIA FROM THE SIERRA NEVADA.! 
EDWARD C. JEFFREY. 
(WITH PLATES XVIII AND XIX) 
_ Awonc the material of fossil woods stored in the basement of the 
ical Museum of Harvard University is a large piece from the 
of the Central Pacific Railway. It is catalogued as no. 7354 and 
ibed on the label as “From tunnel no. 1, Central Pacific 
R, Blue Gap, Sierra Nevada Mountains. Elevation above the 
4520". Found under 60!t of conglomerate.” There is no 
ner information as to the time of its collection or the formation 
Which it was derived. As the piece of wood in question had the 
olor and general texture of a Sequoia, I was led to investigate its 
: ic structure, with the result that it turned out to be a new 
“és of the genus, presenting a number of interesting and novel 
L -F. H. KNow ron, of the United States Geological Survey, has 
pet! the opinion that the wood which forms the subject of the 
W article is of the age of the auriferous gravels, 7. e., Miocene; 
Unable to state Positively that this is the case, on account of 
wet of definite evidence. As the location of the specimen is 
: ' indicated, it will probably be an easy matter to determine 
ny its exact geological horizon. In any case the morpho- 
eee. Which it presents are of sufficient interest to justify 
N at the present time. 
thy t of wood in its original condition as taken from 
‘ollection, Was about 1.5™ long. One end was much frayed and 
a irom the Phanerogamic Laboratories of Harvard University. No. t- 
32T 
