108 



THE FLORA. 



10 V. cuculla'ta. Hood-leaved V, Leaves reniform-cordate, base lobes involute, com. 



11 V. villo'sa. Woolly V. Leaves round-ovate, cordate, obtuse, flat, downy. M. S. 



12 V. sagitta'ta. Airow-lcd. V. Lvs. lance-oblong, some sagittate or cut-toothed at base. 



13 V. hasta'ta. Halherd-leaved V. Smooth. Lvs. hastate. Stip. ovate, minute. S. 



14 V. tripar'tita. Three-cleft V. Hairy. Lvs. deeply 3-parted. Stip. lanceolate. S. 



15 V. pubes'cens. Downy V. Downy. Lvs. broad-cordate. Stip. ovate, large, c. 

 6 V. Canaden'sis. Canada V. Plant If. high. Leaves cordate, pointed, smooth. 



17 V. stria'ta. Cream- colored V. Spur i the lengtli of the corolla. Stip. large, oblong. 



18 V. Muhlenber'gii. MuMenberg' s V. Spur k the length of corolla. Stip. lanceolate. 



19 V. rostra 'ta. Long- spurred V. Spur longer than corolla. Stipules lanceolate. 



20 V. tric'olor. Pa/zsy. HearUease. Stipules as large as the leaves. Fls. three-colored. 



21 V. grandiflo'ra. Great-fioicered V. Stip, much smaller than the leaves. Purple, t 

 22 V. odora'ta. Sweet English V. Stolons creeping, Lvs. cordate. Fragrant, i 



Order XYIII. HYPERICACE^. St. Johnsworts. 



Her'bs or shrubs with opposite, entire^ 

 dotted leaves, and no stipules ; 



fiowers mostly yellow, in cymes ; 



sepals unequal, 4-5, dotted ; 



petals 4-5, twisted in the bud, dotted, 

 and with the veins oblique ; 



stamens hypogynous, in 3 or more par- 

 cels; 



ovary superior ; style 1 ; 



fruit a capsule or berry, many-seeded. 



Analysis of the Genera. 



Petals and sepals 5 2 



Petals and sepals 4. Flowers yellow. 



St. Feterswo?'t. As'cykuii. 

 2 Fls. yellow. St. Johnswort. Hyper'icum. 1 

 2 Flowers purplish. Elodk^\. 



Fig. 400. Hypericum perforatum (Common St. 

 Johnswort): stem, leaves, and flowers. Fig. 401. 

 The stamens in 3 sets surrounding the ovary with 3 

 Btyles. Fig. ^^2. Cross-section of the ovary. 



