16 
Isaac Langley Williams • Exeter, New Hampshire 
Hepatica triloba (Roundlobe Hepatica) 
HARDY NATIVE WILD FLOWERS and GROUND-COVER PLANTS, continued 
HEPATICA acutiloba. Sharplobe Hepatica. 8 in. White to 3 10 too 
purple blossoms in April. It is evergreen and requires some 
shade. 
triloba. Roundlobe Hepatica. 8 in. An acid-soil Hepatica 
with white to blue flowers. 
HEUCHERA americana. American Alum-root. 1 to 2 ft. 
Large, beautifully mottled leaves and lacy greenish white 
flowers in late June. 
HOUSTONIA caerulea. Bluets. 3 to 4 in. Dainty cushion-like 
plant with pale blue to white blossoms in the open sun or 
partial shade in April. 
serpyllifolia. Creeping Bluets. 3 to 6 in. Blue flowers all 
summer. A fine rock-garden plant. 
HYDRASTIS canadensis. Goldenseal. 1 to 13d? ft. A fine 
medicinal herb. 
HYDROPHYLLUM virginianum. Waterleaf. 1 to 3 ft. 
White to violet shading to deep purple. Shade. Very 
good for the woodland path. May-August. 
HYPOXIS hirsuta. Yellow Stargrass. 4 to 6 in. Yellow. Open 
sun, or partial shade. Dry soil. An interesting plant. . . . 
INULA helenium. Elecampane. 2 ft. Sunflower-like blos¬ 
soms in midsummer in moist shade. 
IRIS cristata. Crested Iris. 4 in. A fine rock-garden plant in 
either sun or shade. Sky-blue flowers. May. 
lacustris. Dwarf Lake Iris. 3 to 4 in. A dwarf Iris from 
the gravelly shores of Lake Huron. Lilac-blue flowers in 
May. Moist soil in shade. Rare.$1.00 each. . 
verna. Vernal Iris. Blue flowers on 4-inch stems in dry 
woods or the rock-garden. May. 
ISOPYRUM biternatum. False Rue Anemone. White. Moist, 
shady places. Excellent for the woodland path. April, 
May.. 
JEFFERSONIA diphylla. Twinleaf. White flowers on 6 to 
8-inch stems. Shade. April, May. 
$0 60 
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