THE OREGON NATURALIST. 25 



EASTERN DEPARTMENT. Now is the time to join the Oologists 

 Association if you wish a definite and sys- 



CONDUCTED BY THE ASSOCIATE EDITOR. ^^^^^.^ ^^^^ ^^ ^^^^ ^^ ^^^.^^ ^^^ ^^^.^^ 



Pjj . -p migrations, and collecting season. 



Do not forget that you, by earnest work 



F. V. Coville, Botanist to United States , \,. — ' . 



may make a discovery of importance to 



Department of Agriculture, in his admira- —r^ 



^ science. * 



ble " Flora of the Death Valley Expedi- 



tion,"dvvellsupon a point incidently treat- ^^^^^^ ^^^^ ^^^^ ^^ SOUTHERN 



ed of by other authors, that apparently MASSACHUSETTS. 



herbaceous plants in our "American des- 



arts" have really underground trunks, af- C. C. PURDUM. 



ter going to great depths into the earth. 



in this way plants can live through the (Continued from Page 10.) 



long drought with very little moisture. In this article I shall only attempt to enum. 



,, ^ .,, , , ,, erate and give a few concise notes upon the 



Mr. Coville also remarks upon the com- r, ,-, j-.-i 



,, . ,. ^ , ^, rarer species of the water birds and with It brme 



paratively smaller foliage surface of the ^ , ., j- • r u < ^r 



'' -' to a close the discussion of the , ' Winter water 



plants of these regions, large leaved plants ^-^^^.^ ^f^^^. ^ f^^ p^p^..^ ^p^^ "General" and 

 being very rare. . Out of forty-one '; sped- "Field" ornithology, I will then return to the 

 mens of woody plants the leaves of which consideration of the "Winter land birds" and 

 were measured, only four had leaves of Present a few pape.^ upon them, touching espe- 

 over the fifth of a square inch. Plants 

 which in other parts of the world have ber- 

 ried pulpy fruits, have allied representa- 

 tives here, bearing dry fruits. How these or- n 1 r- 11 i 



Seen oiten in small numbers. Generally trav- 



desert plants become co-related to the cir- g, j„ p^i.^ ^„,i frequent the large fresh-water 



cumstances is a great question. Some ponds in the evening. Also found feeding over 



contend that they gradually changed thro- shallow ledges, etc. along the coast. Subsist 



ially food supply, time of migration, etc. 

 To resume then. 



(133) Anas obscura, (602) 

 BLACK DUCK. 



ugh the influence of many years of envi- "P°" ^oth animal and vegetable life, 



ronment, while others contend, that the ^^^o) Anas dlacors, (609) 



, * , • u- 1 A-4.- BLUE WINGED TEAL, 

 geological and geographical conditions, 



, J i 14- • Often seen on our fresh water ponds in small 



known under tne general term environ- , . , 



numbers. One flock generally remaining for 



ment, were not of gradual, but of sudden ., 1 j r ^ u . . 



' some time upon the same body of water, but not 



introductions, and that plants unsuited to i-,eai-iy as abundant as, 



these sudden changes would all have died (13^) ^f,as caiolinensis. f'612; 



before the change could have been effect- GREEN-WLNGED TEAL. 



ed. The great question of the origin of -pi^gse birds "used to be" very abundant 



this peculiar desert flora will possibly be here but my notes fail to disclose a record of 



settled when more tacts are brought to any having been observed for the past two years. 



bear on the generalizations. (1^6) Aythia americana. (61-8) 



