11.
 |  | Title: Bulbs (Ahs Practical Guides) by Rod Leeds, American Horticultural Society ISBN: 0789471264 Publisher: DK Publishing Pub. Date: January, 2001 List Price: $8.95 Amazon.com Price: $8.95 |
12.
 |  | Title: American Horticultural Society Practical Guides: Herb Gardens by Richard Rosenfeld, Dorling Kindersley Publishing, American Horticultural Society ISBN: 0789441500 Publisher: DK Publishing Pub. Date: March, 1999 List Price: $8.95 Amazon.com Price: $8.95 |
13.
 |  | Title: American Horticultural Society Practical Guides: Grasses and Bamboos (AHS Practical Guides) by Roger Grounds, American Horticultural Society ISBN: 0789483777 Publisher: DK Publishing Pub. Date: 01 January, 2002 List Price: $9.00 Amazon.com Price: $3.60 |
14.
 |  | Title: American Horticultural Society Practical Guides: Growing From Seed (AHS Practical Guides) by Alan R. Toogood, American Horticultural Society ISBN: 0789483785 Publisher: DK Publishing Pub. Date: 01 January, 2002 List Price: $8.95 Amazon.com Price: $8.95 |
15.
 |  | Title: American Horticultural Society Encyclopedia of Garden Plants by Christopher Brickell, American Horticultural Society, Elvin McDonald, Trevor Cole ISBN: 0025579207 Publisher: Hungry Minds, Inc Pub. Date: 16 November, 1989 List Price: $59.95 Amazon.com Price: $59.95 |
16.
 |  | Title: The American Horticultural Society Flower Finder by Jacqueline Heriteau, American Horticultural Society, Andre Viette ISBN: 0671723456 Publisher: Simon & Schuster Pub. Date: March, 1992 List Price: $40.00 Amazon.com Price: $40.00 |
17.
 |  | Title: American Horticultural Society Practical Guides: Containers by Peter Robinson, Dorling Kindersley Publishing, American Horticultural Society ISBN: 0789441527 Publisher: DK Publishing Pub. Date: March, 1999 List Price: $9.00 Amazon.com Price: $9.00 |
18.
 |  | Title: Smart Garden Regional Guides Southwest by American Horticultural Society, Dorling Kindersley Publishing ISBN: 0789493675 Publisher: DK Publishing Pub. Date: July, 2004 List Price: $30.00 Amazon.com Price: $21.00 |
19.
 |  | Title: Smart Garden Regional Guides Southeast by American Horticultural Society, Dorling Kindersley Publishing ISBN: 0789494949 Publisher: DK Publishing Pub. Date: May, 2004 List Price: $30.00 Amazon.com Price: $21.00 |
20.
 |  | Title: North American Horticulture: A Reference Guide by Thomas M. Barrett, Macmillan Publishing, American Horticultural Society ISBN: 0028970012 Publisher: MacMillan Library Reference Pub. Date: June, 1998 List Price: $141.50 Amazon.com Price: $141.50 |