WATER-LEAF FAMILY 507 
2. POLEMONIUM, L. 
Perennial (rarely annual) herbs, with alternate compound (feather- 
formed) leaves and with clusters of blue, white or yellow flowers. Calyx 
bell-shaped. Corolla funnel-formed; stamens 5, inserted at the summit 
of the short tube of the corolla. Capsule ovoid, few to several seeded. 
1. P. coeruleum, A. Gray. (Fig. 6, pl. 126.) AMERICAN Jacop’s 
Lapper. (P. Van Bruntiae, Britton.) Stem 1 to 3 ft. high, erect, smooth 
or slightly hairy above. Compound leaves alternate, the lower ones 
consisting of from 9 to 21 leaflets, the upper mostly of 3 leaflets, egg- 
shaped, pointed at each end, 4 to 1} in. long. Flowers in a loose terminal 
cluster; divisions of the calyx longer than its tube; the 5 lobes of corolla 
rolled outward; stamens and pistil extending considerably beyond the 
corolla, Flowers blue. Swamps and wet places and on mountains, Ver- 
mont, northern New York and southward. May-July. 
2. P.reptans, L. (Fig. 7, pl. 126.) Greek VALERIAN. Stems more 
or less reclining, about 1 ft. high or less, smooth or slightly downy. Leaf- 
lets 5 to 15 oblong, pointed at each end, the upper leaves of 3 leaflets. 
Calyx lobes obtuse; stamens not extending beyond the corolla, Color 
light blue. Woods, New York, southward and westward. May-June. 
Famity 1V.—HYDROPHYLLACEAE. Warer-Lear FAMILY 
Herbs, mostly with alternate, large, deep-lobed leaves, generally 
hairy, with regular flowers, blue, purple or white. Calyx inferior 
to and free from the ovary, 5-cleft, often with an appendage at 
the cleft. Corolla tubular bell-shaped, 5-lobed, often with 10 
horny scales near the base. Stamens 5, inserted into the corolla. 
Style deeply bifid. Capsule 1- to 2-celled, ovoid. 
Stamens extending beyond the corolla. 
Anthers linear or oblong. . . . . +. Hydrophyllum 
Anthere eec-shaped <9. soos 8. 3 ae 6) Phacelig 
Stamens not extending beyond the corolla. . . . .  Hilisia 
1. HYDROPHYLLUM, L. 
Herbs, with large, lobed or somewhat feather-formed, leaves and with 
floweres in clusters. Other characters as above. 
Calyx with a reflexed appendage between the sepals at base . . H, appendiculatum 
Calyx without appendages between the sepals. 
Plant sparingly if at all downy . ... .. . . © H. virginianum 
Leaves downy at least beneath . . . . . . . «© « «+ AH. canadense 
1. H. appendiculatum, Michx. APPENDAGED WATER LEAF. Stems 
usually branched, 1 to 2 ft. high, usually covered with viscid hairs above. 
Leaves deeply 5-lobed, the lobes with acute tips; margins coarsely toothed, 
leaves on long leat-stalks. Appendages between the sepals deflexed. Co- 
rolla violet, blue or purple. Woods. May-June. 
2. H. virginianum, L. (Fig. 1, pl. 127.) VIRGINIA WATER LEAF. 
