Arrow-heads.—Aquatic; 3 petals . IS* 
Water Arum.—Aquatic; large white spathe... 21 
Grass of Parnassus.-—5 petals, green-veined. 82 
Azalea.—Shrub; tubular, 5 spreading lobes. 126 
Laurel.—Clustered, Saucer-shaped; shrub . 129 
Atamasco Lily.—Erect, 6-parted; solitary... 41 
Lady’s Slipper.—Large, white, slipper-shaped. 46 
Dogwood.—Shrub or tree; 4-parted involucre. 123 
Water Lily.—Floating, numerous petals. 66 
BLUE AS THE CHSEF FLOWER-COLOR. 
Bluets.—Tiny, 4-lobed; white, blue-tipped. .170 
Toadflax.—Spurred, hooded, tiny lip. 160 
Forget-me-not.—5 petals, yellow center. 150 
Day Flower.— 2 petals; delicate; spathed..... 23 
Pickerel-weed.—Aquatic; showy spike ... 24 
Mud Plantain.—Aquatic; kidney-shaped leaf... 24 
Fringed Gentian-—4 spreading, fringed lobes... 141 
Bugloss—Leafy racemes; tubular, 5 lobes.. 151 
Lobelia—Leafy spike; 3-lobed lip.... 175 
211 
