6 Isaac Langley Williams . Exeter, New Hampshire 

Hardy Native Aquatic and Bog-Plants 
ACORUS calamus. Sweetflag. 2 to 3 ft. Desirable for bog-gardens. 
ASCLEPIAS incarnata. Swamp Milkweed. 3 ft. Beautiful reddish flowers for 
the bog-garden or brookside. July. 
CALLA palustris. Wild Calla. 6 in. This white Calla blossoms’in May in our 
shady bog's. 
_CALTHA palustris. Marsh Marigold. 6 to 12 in. April. 
CHELONE glabra. White Turtlehead. 2 to 3 ft. White, snapdragon-like 
flowers in August in either sun or shade in moist bogs or along brooksides. 
IRIS prismatica. Cubeseed Iris. 1 to 1% ft. Blue flowers on grass-like foliage 
in damp meadows. June. 
versicolor. Blueflag Iris. 1 to 2 ft. The native Blueflag needed in every bog 
or brookside garden. June. 
LYTHRUM salicaria. Purple Loosestrife. Grows 2 to 4 feet tall, with brilliant 
purple spikes of flowers, along our brooks and ponds. July. 
MIMULUS ringens. Monkeyflower. 1 to 2 ft. A bog-plant that has blue 
monkey-like flowers in July. j 
NUPHAR advena. Spatterdock or Cowlily. Yellow Cowlily that grows in 
ponds and quiet coves. 
NYMPHAEA odorata. White Waterlily. Our best Waterlily. Its fragrance and 
beauty carnot be adequately described. All summer. 
PELTANDRA virginica. Virginia Arrow-arum. This sphagnum bog-plant has 
bright green leaves 4 to 12 inches long. 
PONTEDERIA cordata. Pickerelweed. 2 to 3 ft. The blue flower-spikes ap- 
pear in July. Plant grows in shallow water. 
SAGITTARIA latifolia. Arrowhead. Grows in shallow water and has broad, 
arrow-shaped leaves. The white flowers appear in July on 2-foot stems. 
SARRACENIA purpurea. Pitcherplant of New England. “Pitchers” are filled 
with water which contains drowned insects. July. 
SPATHYEMA foetida. Skunk Cabbage. The leaves of this plant are 1 to 3 
feet long and often 1 foot wide. Its peculiar flowers come in early spring 
before the leaves open. 
THALICTRUM polygamum. Tall Meadowrue. 4 ft. Grows in either sun or 
shade and has graceful, showy white flowers in July and August. 
TYPHA angustifolia. Narrowleaf Cattail. 4 to 6 ft. A narrow-leaved form 
of the Cattail that grows in salt marshes, occurring rather rarely inland. 
latifolia. Common Cattail. 4 to 6 ft. An interesting and different bog-plant. 
VERATRUM viride. American False Hellebore. 2 to 4 ft. Its broad, bright 
green leaves are practically the first to appear in the spring along our 
brooks and runs. 
Hardy Native Lilies and Bulbous Plants 
ARISAEMA triphyllum. Jack-in-the-Pulpit. 1 to 3 ft. Jack readily makes 
himself at home in the wild gardens in moist shade. 
CAMASSIA esculenta. Wild Hyacinth. 2 ft. Blue. April, May. Rich open 
shade. Very showy in masses. 
CONVALLARIA majalis. Lily-of-the-Valley. 4 to 8 in. Fragrant white flow- 
ers in May. A good ground-cover for a shady place. 
DICENTRA canadensis. Squirrelcorn. 6 to 12 in. An excellent rock-garden 
plant with white, heart-shaped flowers. Graceful, deeply cut foliage. 
April, May. Shade. 
PRICES (except as otherwise noted) are 3 of the same variety and size 
’ for $1.00, $3.50 per dozen, $25.00 per 100. 
