Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Plants -- Classification 8 Plants -- Classification -- Databases. 1 Plants -- Classification -- History. 1 Plants -- Classification -- Juvenile literature. 2 Plants -- Classification -- United States. 1 Plants -- Climatic factors 1 SEE: Vegetation and climate 6 Plants -- Climatic factors -- United States. 1 Plants -- Collection and preservation -- SEE: Botanical specimens -- Collection and preservation 7 Plants -- Color 1 SEE ALSO: Plant pigments 1 Plants -- Color -- Juvenile literature. 2 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >