G2 



SILVA OF NORTH AMERICA. 



CUPULIFERiE. 



remained unknown until its rediscovery by Robert Brown^^ wbo^ in September^ 1865^ found it 



the California boundary o: 

 and distinct plant/ the 



elevation of 



thousand feet above the 



of the 



sea 



an 

 the 



Crescent City trail^ and published the first description of this beautiful 

 Chestnut Oak of Pacific North America, with which he afterward assoc 



ated the name of John Sadie 



3 



retary of the Botanical Society of Edinbur 



^ Robert Brown, who affixes Campsteriensis to his name to dis- - Quercus sp. nov. No. 253, The Partner, May 16, 1866. 

 tinguish himself from the other botanist of the same name, was ^ John Sadler (1837-1882) was born at Gibblcston in Fifeshire, 

 born in Caithness, Scotland, in 18J:2, and received the degree of Scotland, and in his infancy was carried to Moncriffe, where his father 

 Doctor of Science from the University of Rostock with a thesis on was gardener to Sir Thomas Moncriffe, Here his early years were 

 the North American species of Thuya and Libocedrus. From 1861 spent, and on the completion of his schooling he became bis father's 

 to 1866 Dr. Brown traveled in America from Venezuela and the assistant. In 1854 he joined the staff of the Edinburgh Botanic 

 "West Indies to Alaska and the shores of Behriug's Sea. As botanist Garden, and at the end of a few years was made assistant to Pro- 

 of the British Columbia Exploring Expedition he visited the then fessor Balfour, a position which he filled for nearly a quarter of a 

 little known interior regions of A^ancouver's Island and southern century. In 1858 he was chosen assistant secretary of the Botanical 

 Oregon. Beturning to Europe, Dr. Brown traveled in Greenland Society of Edinburgh, to whose Transactions he was a constant 

 and in the Barbary States, and has been a, lecturer on geology in contributor, and in 1862 he became secretary of the Scottish Ar- 

 Scotland and a voluminous writer of popular works of science. In boricultural Society, interesting himself deeply in its affairs during 

 addition to his paper on the Xorth American Thuyas he has pub- tlic remainder of his life, and contributing largely to the success of 

 lished an essay on the geographical distribution of theCouiferse and its work. In 1879 he was made curator of the Edinburgh Botani- 

 Gnetace?e (Ty-a^z^.^o^ jS'(9C.£'r/m&z^r^A, X. 175); descriptions of some cal Garden. His discoveries of new stations for Scottish plants 

 new and little known species of Oaks from northwestern America were numerous, and his name is perpetuated by several species, 

 (^Ann. and Mag, Nat. Hist. ser. 2, vii. 249) ; and Horce Si/lvance, including a small Willow which he found on the cliffs above Loch 

 an incomplete work on the forests of Xorth America. Chander. (See Bailey Balfour, Trans. Bot. Soc. Edinburgh^ xvi, 11.) 



EXPLANATION OF THE PLATE. 



Plate CCCLXXIX. Quercus Sadleriana. 



1. A flowering branch, natural size. 



2. A staminate flower, enlarged. 



3. A pistillate flower, enlarged. 



4. A fruiting branch, natural size. 



5, 



winter 



natural size 



