OP THE GENERA. li 



PORTULACA. Calyx adnate to the ovary, 2-parted, finally separating at 

 base and deciduous. Petals 4 6, inserted in the calyx, equal. Capsule 

 subglobose, 4-celled, many-seeded, opening circularly. Portulacacece, 

 p. 1:20. 



TALINUM. Sepals 2, ovate, deciduous. Petals 5, distinct, or somewhat 

 connected at base. Capsule 1-celled, 3-valved, many-seeded. Portulaca- 

 cea, p. 120. 



CHELIDONIUM. Sepals 2, caducous. Petals 4. Capsule elongated, (re- 

 sembling a silique,) 1-celled, 2-valved ; valves dehiscent from the base to 

 the apex. Papaveracea, p. 21 . 



MECONOPSIS. Sepals 2, caducous. Petals 4. Stigmas 4 6, radiating, 

 convex, free. Capsule obovoid, 1-celled; valves 4 6, dehiscent at the 

 apex. Papaveracece, p. 20. 



ARGEMONE. Sepals 3, caducous. Petals 4 6. Stigma 4 7-lobed; 

 lobes radiately reflexed, persistent. Capsule obovoid, spinose, 1-celled, 5- 

 valved ; valves opening at the apex. Papaveracea, p. 20. 



SANGUINARIA. Sepals 2, deciduous. Petals 8 12. Stigmas 2, con- 

 nate. Capsule oblong, 1-celled, 2-valved, ventricose; valves deciduous. 

 Papaveracea, p. 20. 



PAPAVER. Sepals 2, concave, caducous. Petals 4. Stigma sessile, 

 radiate, persistent. Capsule obovoid, 1-celled, opening by minute valves 

 under the margin of the stigma. Papaveracece, p. 21. 



PODOPHYLLUM. Sepals 3, caducous. Petals 6 9. Stigma large, sub- 

 sessile, peltate, persistent. Berry somewhat fleshy, not dehiscent. Serbe- 

 ridaceee, p. 13. 



ACTSJA. Sepals 4 5. Petals 48, spatulate. Carpels solitary, bac- 

 cate, many-seeded. Ranunculacea, p. 13. 



CIMICIFUGA. Sepals 4 5. Petals 3 5, concave or unguiculate, some- 

 times fewer or none. Carpels 1 8, follicular, many-seeded. Ranuncula- 

 cea, p. 13. 



SARRACENIA. Sepals 5, with a 3-leaved involucre. Petals 5. Stigma 

 very large, peltate, 5-angled. Capsule 5-celled. Sarraceniacece, p. 22. 



NYMPHJEA. Sepals 4, at the base of the disk. Petals and stamens in- 

 serted into the fleshy disk surrounding the ovary. Nymphceacea, p. 19. 



NUPHAR. Sepals 5 6, and with the petals and stamens inserted at the 

 base of the disk. Nymphceacea, p. 19. 



ORDER II. DI-PENTAGYNIA. -5 Pistils. 



ASCYRUM. Sepals 4; 2 inner ones much smaller. Petals 4, caducous. 

 Stamens scarcely united at base. Styles 2 3. Capsule 1-celled, 2 3- 

 valved. Hypericacece, p. 59. 



HYPERICUM. Sepals 5, more or less united at the base, mostly equal. 

 Petals 5, oblique, and often inequilateral. Stamens mostly numerous, 

 sometimes few, distinct or united into 3 5 parcels. Styles 3 5, distinct 

 or more or less united. Capsule membranaceous. Hypericacea, p. 57. 



ELODEA. Sepals 5, somewhat united at base. Petals 5, deciduous, equi- 

 lateral. Stamens 9 15, united into three parcels, which alternate with 3 

 hypogynous glands. Styles 3, distinct. Capsule oblong, membranaceous, 

 3-celled. Hypericaceee, p. 60. 



OBS/ The remaining genera belong to the Natural Order Ranuncula* 

 ce*, p, 3. 



( * 



