LIST OF ILLUSTRATIONS 
. Leaf of Wood-Sorrel - - - - - E 
. Transverse Section of Sun-Leaf of danni (Vaccinium 
Myrtillus) - Z - 
. Transverse Section of Shade: Leaf of Wharlebaey “ > 
. Bird’s-Foot Trefoil oe lial a* showing Root- 
Nodules” - = : b 
. Underground Rhicoms of duck: Gis - “ - 
. Underground Rhizome of Mint - » é Z 
. Basal Part of Potato Plant - 5 s A 
. Swede, showing Tuberous ey puedigl - : - - 
. Kohlrabi, showing Tuberous Stem bearing Leaf-Scars 
. False Oat-Grass (Arrhenatherum avenaceum) - - - 
. Convolvulus (Bindweed), twining Counter-Clockwise - - 
. Hop, twining Clockwise - - : S e 
. Passion-Flower - - . 7 
. Stem-Tendrils of Ampelopsis Veitchii, ahem Suckers : 
. Everlasting Pea, with Leaf-Tendrils and Winged Stem - 
. Apex of a Root invested with a Mycorhiza_— - - - 
. Corallorhiza innata (Coral-Root Orchid) : - : 
. Lathrea squamaria (Toothwort), showing Underground Shoot 
bearing Scale-Leaves, attached to the Roots of Hazel by 
Absorbing Suckers - - - 3 5 
. Cuscuta (Dodder) growing on Hop” - A 
. Mistletoe attached by Haustoria to Branch of a Tree, Both 
seen in Section = = Be 2 
. Drosera longijolia (Sundew) - ~ = : 4 
. Pinguicula vulgaris (Butterwort) - 2 : : 
. Utricularia vulgaris (Bladderwort), showing Bladders on 
Submerged dissected Leaves and absence of Roots - - 
. Acorn with Hard Cupule - . 
. Edible Chestnut, with Three Nuts een? in tapine Cupul - 
. Stem of Barberry with Leaf-Spines_ - - 
. False Acacia (Robinia Pseudacacia) with sous Stipules - 
. Stinging Hair of Nettle - s 
. Longitudinal Section of Albuminous Seed of Bae - - 
. Four-Seeded Drupe of Holly - . : us 
. Longitudinal Section of Albuminous Seed of ee - : 
. Longitudinal Section of Fruit of Garden Nasturtium, oe 
Exalbuminous Seed 
. Runner of the Strawberry” - - . : . 
. Sucker of Elm : . - s 
. Houseleek, with Offsets = ' 3 - 
. Tulip Bulb cut longitudinally : - ° . 
. Narcissus Bulb cut longitudinally — - ° 
. Crocus Corm in Resting Condition, with Boveleetns Scale- 
Leaves removed to show Solid Stem 7 s ; 
