Scanned version copyright © 2002–2025 Henriette Kress.
Vol. I: Ranunculaceae.
- Front page, Lloyd Library Bulletin # 29, 1930
 - Preface (to the 1930-31 reprint)
 - Foreword (to the 1930-31 reprint)
 - List of Special Contributors
 - Full Page Illustrations in Volume I
 - Prospectus
 - Notice
 
- Clematis virginiana (Virgin's Bower)
 - Thalictrum dioicum (Meadow Rue)
 - Thalictrum anemonoides (Rue Anemone)
 - Anemone nemorosa (Wind Flower)
 - Anemone patens (American Pulsatilla)
 - Hepatica (Liver Leaf)
 - Ranunculus bulbosus (Crowfoot)
 - Caltha palustris (Marsh marigold)
 - Hydrastis canadensis (Golden Seal): Part 1 - Part 2 - Part 3 - Part 4
 
- Trollius laxus
 - Coptis trifolia (Gold-thread)
 - Aquilegia canadensis (Columbine)
 - Delphinium (Larkspur)
 - Aconitum (Aconite)
 - Actaea (White and Red Cohosh)
 - Cimicifuga racemosa (Black Snakeroot): Part 1 - Part 2
 - Xanthorrhiza apiifolia (Shrub Yellow Root)
 
Vol. II
- Liriodendron tulipifera (Tulip Tree)
 - Magnolia (Magnolia bark)
 - Asimina triloba (Papaw)
 - Lobelia. Indian Tobacco.
 - Lobelia Cardinalis. Cardinal Flower.
 - Lobelia Syphilitica. Blue Lobelia.
 - Scrophularia. Carpenter's Square.
 - Diphylleia cymosa. Umbrella leaf.
 - Lindera Benzoin. Spice Bush.
 - Cercis. Red Bud.
 - Erechtites Hieracifolia. Fireweed.
 - Caulophyllum. Blue Cohosh.
 
Drugs and Medicines of North America, 1884-1887, was written by John Uri Lloyd and Curtis G. Lloyd.