216 



THE FORESTS OF CALVERT COUNTY 



TABLE IV. 

 Scrub Pine. 

 (Average of 21 acres — sound trees 5 inches 



Average number Per cent 



Species. of trees of each 



per acre. species. 



Scrub Pine 223.45 89.47 



Shortleaf Pine 11.69 4.70 



Loblolly Pine 6.18 2.47 



Other Species 8.41 3.36 



Total 249.73 100.00 



or over in diameter.) 



TABLE V. 



Loblolly Pine. 



(Average of 7 acres — sound trees 5 inches and over in diameter.) 



Average Per cent Average Maximum 



Species. of trees of each diameter diameter 



per acre. species. breasthigh. breasthigh. 



Inches. Inches. 



Loblolly Pine 132.0 62.69 9.08 28.0 



Scrub Pine 52.1 24.76 7.50 19.0 



Other Species 26.4 12.55 7.88 24.0 



Total 210.5 100.00 8.15 20.3 



Forest Trees. 

 There are 51 species of forest trees occurring within the county. 



Of 



these 5 are conifers and the remainder broad-leafed or hardwood species. 

 This list does not include introduced American or foreign trees. 



CONIFEKS. 



Common Name. Botanical Name. 



1. Loblolly Pine Pinus taeda Linne. 



2. Scrub Pine Pinus virginiana Mill. 



3. Shortleaf Pine Pinus echinata Mill. 



4. Cypress Taxodium distichum (Linne) Rich. 



5. Red Cedar Juniperus virginiana Linng. 



Hardwoods. 



6. Black Walnut Juglans nigra Linne. 



7. Bitternut Hickory Hicoria minima (Marsh) Britton. 



8. Mockernut Hickory Hicoria alia (Marsh) Britton. 



9. Pignut Hickory Hicoria glabra (Mill) Britton. 



10. Black Willow Salix nigra Marsh. 



11. River Birch Betula nigra Linne. 



12. Blue Beech Carpinus caroliniana Walt. 



