160 KEY AND FLORA 
stem leaves palmately divided. Involucel none. Flowers pink or 
white, about 1 in. in diameter. Carpels strongly wrinkled. In dry 
soil W. and S.W. 
2. C. digitata Nutt. Frincep Poppy Matiow. Resembling 
C. alewoides. Flowers 11-2 in. in diameter. Petals reddish-purple 
to white, fringed. In dry soil S.W. 
3. C. involucrata Gray. PurpLE Poppy Mattow. Perennial. 
Stems 1-2 ft. high, procumbent or ascending. Leaves round-heart- 
shaped, palmately lobed or cut. Involucel 5-leaved. Peduncles long, 
slender, and I-flowered. Flowers reddish-purple, 1-2} in. in diameter. 
Carpels with a wrinkled network. In dry soil W. and $.W. 
66. HYPERICACEZ. St. Joun’s-wort FAaMILy 
Herbs, shrubs, or trees. Leaves opposite, often covered 
with translucent or dark dots, entire or with glandular teeth, 
without stipules. Flowers usually in terminal cymes. Sepals 
5, rarely 4. Petals as many as the sepals, hypogynous. 
Stamens usually many, more or less grouped in bundles; 
anthers versatile. Pod 1-celled, with 2-5 parietal placentze 
and the same number of styles, or else 5-7-celled, split- 
ting along the partitions. 
HYPERICUM L. 
Herbs, shrubs, or small trees. Leaves sessile, often dotted. 
Flowers yellow, bisexual. 
B. FL species 2 (Sarothra). 
1. H. perforatum L. Common St. Jonn’s-wort. Perennial. Stem 
erect, 1-3 ft. high, 2-ridged, much branched, Leaves linear or oblong, 
obtuse, with translucent veins and dots. Cymes grouped in coryinbs, 
many-flowered. Flowers 1 in. in diameter. Sepals acute. Petals 
much lounger than the sepals, oblique at the tip and irregularly 
fringed. A common weed in meadows and pastures E, and N. 
Naturalized from Europe. 
2. H. gentianoides BSP. Oranae Grass, Pinewrep. Low (4-9 
in. high), slender annual, with erect, angled or almost winged, wiry 
stem and branches. Leaves minute awl-shaped scales. Corolla about 
# in. in diameter, usually closing by or before midday. Sandy banks 
and roadsides. 
