Contents. IX 
Pages 
3. Piedmont-Appalachian-Ozark Plateau-Mountain Regi 
A. Piedmont District: (a) Northern Area (462—470); r Southern Area 470—473 460—473 
B. Appalachian Distriet: (a) Northern Mountain Area (474—482); (b) Southern 
Mountain Area (482—496) . : » «2 2 ee on ee nee en ne 473—496 
C. Alleghanian—Ozark Distriet: (a) Lacustrine Area (497—503); (b) Kentucky- 
Tennessee Area (503—510); (c) Ozark Area (510-516) . .. 2.2... 497 —516 
. Chapter III. Nerth American Temperate Zene: Xerephytic Sectien of the Interier. 
Pl a Re 516—519 
A. Transition Prairie-Forest District : » 2 2 20 2200. a. 519—526 
BR. Pre ana Sand BI Distriet 7, #2 20 er UT 526—533 
EEE 2 ee ee 533—546 
2. Rocky Mountain Region. 
merke Dominioh. District. au wa ee 546—551 
B. Southern Park Mountain District . ». » »: . er 0.202000. 551— 566 
C, Black Hills Ares... waren ee 566—567 
3. Great Basin Region. 
A, Oregon Distriet, TER En a en ER RE 567—570 
B. Nevada Diet a FI WR ae 22» 570—574 
C. Arizona-New Mexico District. . » .... + 2.08% ee 574—584 
EI: MORE: EIESEEIBE: ne a ee er 584—587 
Chapter IV. Nerth American Temperate Zene: Pacific Sectien. 
1. Sika Regio 00 sa ds ee 587—592 
2. Columbian Region 
A. Puget Sound-Casende Dabei Er re 593—601 
B. -Olympie Dale us a En a na “2.8 #. 601-602 
3. Californian a 
A. Coast Range District: (a) Mendocino Area (603—609); (b) Santa Lucia Area 
(BOGSBEL) u 5 ee ee ee ER 603—611 
RB. San ‚Joagim Dieislel 2 u = 8 na ai ne a er 611—613 
»% a a) Shasta Area (613—616); (b) Sierra Area (616— 621) 613—621 
D. San Bernardino Distriet: (a) Insular Territories (621 —623); ainland 
Area: ı. Coastal Territory (624—627), 2. San Jacinto Territory (627—633) 621—633 
Chapter V. Mexican Subtrepic Zene and Meuntain Regiens. 
1. Seneran Desert Regien. 
A: Yaman DRS. CS a ea re 634— 636 
Bien BES: 2 ra ae 636—638 
c. Lower fon District: . The Peninsular Territory; 2. The Insular 
a ee ee . 638—640 
2. Western — Madre Region... . 2. 2. deu nes ern. 640—643 
3: Chan Desert Region . 2.2. cr nn ne ee 643—648 
4. Eastern Sierra engen En a ee a er 649—650 
5. United Cordilleran Region. Orizaba (kes-600l; Dessentepeik (654); Ixtacci- 
huatl nr Toluca (655); Colima (655656). » ++ - rer. 650—656 
Chapter VI. Nerth American Tropic Zene: Sectien ef Mexice and Central 
America. 
N N 657—658 
2: Gl Ben. 2 are TUN . 658—663 
3. Guatemalan Region PN N EC 663— 668 
2 Cosi Biel Rad a a nen er 
