402 FLORIDA GEOLOGICAL SURVEY SIXTH ANNUAL REPORT. 



0.2 Quercus alba L. White oak. 



Rich woods, mostly westward. Not seen east of region lo. 

 O.I Quercus Margaretta Ashe. Post oak. (Sometimes called black-jack oak.) 



Sandy uplands, nearly throughout. 

 0.2 Quercus stellata Wang. Post oak. 



Clayey uplands, west of Suwannee River, 

 o.i Quercus lyrata Walt. (Swamp post oak. Overcup oak.) 



Bottoms of Chipola, Apalachicola and Suwannee Rivers mostly. 

 ? Quercus Chapmani Sarg. 



Sandy hammocks in peninsular lake region. 

 0.2 Quercus Michauxii Nutt. (Swamp chestnut oak. Chestnut white oak.) 



Low hammocks, bottoms, etc. ; rather widely distributed. 

 Quercus Muhlenbergii Engelm. 



Rich calcareous uplands in regions i and 3. 

 0.5 Quercus Virginiana Mill. Ijve oak. 



Hammocks, lake shores, etc., apparently preferring phosphatic soils. 

 0.3 Quercus geminata Small. (Smaller, or scrub) live oak. 



In poorest dry sandy soils, such as old dunes, and scrub, also in sandy ham- 

 * mocks. Often scarcely more than a shrub. 

 ? Quercus myrtifolia Willd. 



Often with the preceding, but confined to still poorer soils if anything, and 

 only rarely arborescent. 

 0.5 Quercus laurifolia Mx. (Evergreen willow oak?) 



Sandy hammocks, etc., pretty widely distributed. 

 o Quercus Phellos L. Willow oak. 



In clayey soil around small ponds in region i. Very rare farther south. 

 0.1 Quercus hybrida (Chapm.) Small? 



Common in low hammocks in the Gulf hammock region, and occasionally 

 in similar situations elsewhere. 

 0.7 Quercus nigra L. Water oak. 



Bottoms and other low grounds, common except near coast. 

 1.7 Quercus cinerea Mx. Turkey oak. (Sometimes called upland willow oak 

 or narrow-leaf black-jack.) 



Dry sandy uplands; apparently with a slight preference for phosphatic soils. 

 3.4 Quercus Catesbaei Mx. Black-jack oak. (Also called turkey oak or 

 forked-leaf black-jack.) 



Dry sandy uplands, in every region except nos. 11 and 20. 

 0.3 Quercus Marylandica Muench. Black-jack oak. (Sometimes called round- 

 leaf black-jack or dollar-leaf oak to distinguish it from the preceding.) 

 Mostly on driest red clay uplands, from Leon County westward. 

 1.3 Quercus falcata Mx. (Q. digitata Sudw.) Red oak. ("Spanish oak" of 

 the books.) 



Rich dry uplands, west of Trail Ridge. 

 o Quercus pagodaefolia (Ell.) Ashe. (Red oak.) 



Bottoms of Apalachicola River. 

 o Quercus velutina Lam. (Black oak.) 



Dry red clay uplands, mostly in Tallahassee red hills, 

 o Quercus Schneckii Britton? (Red oak?) 



Rich woods and hammocks, mostly in regions i and 3. (Q. rubra L., the 

 northern red oak, which resembles it considerably, may possibly occur 

 with it.) 



