William H. Dall, 



U. S. National Museum, 



WASHINGTON, D. C. 



VofctSWt'^Vinr"^*. FEBRUARY, 1891. 



,>^ 



WholbNo. 57. 



TIIE 



A popular rtumthly revirw and record for the Pacific Coast. 



CONTENTS. 



Pagc. 



Laboratory Work in School and College; from the standpoint of a 



Geologist Prof. F. L. Washburn 105 



On Accidentally Introduced Forms of Animals Dr. R. E. C. Stearns 107 



The Oriinge for Health, Pleasure and Profit . . ' " n^...u ^09 



Waldemar G. Klee ' '4 



Forest Trees of Oregon— II... . PrcJ. Thomas Lop.aiyi ris 



Remarks upon the Stenini... Hr. Frank E. tllaisdell 117 



The Mornin« Glory, Bush. . . . ^ood 119 



Gem Arrow Poir-l. — IlUistrat. veil \vi 



Brodiaeas . • Carl Purdy 1 2 x 



The Yellow ..,.-. ^, hn-e-nus Todd 122 



California Trees and Flowers.— 11. (Illustrated.). 



It, 



:,^6 



) T-: C"' T 



