ALTAMAHA GRIT REGION OF GEORGIA 



341 



1753 1760 1770 1780 1790 1800 1810 1820 1830 1840 1850 I860 1870 1880 1890 1900 1906 



17M o <=> o o o o o " <=> "o o <= s S S 'R 1906 

 r» r>. n n- co co co oo co co oooo £5 £2 — 



Fig. 23 — Diagram illustrating bibliographic history of 700 species of vascular plants in the 



Altamaha Grit region. 



