Xv SYNOPSIS OP GENERA. 



POLYANDRIA. 



MONOGYNIA.- 



TILIA. Col. 5-parted, inferior, deciduous. Pet. 5, naked, or with a 

 scale within. Caps, coriaceous, 5-celled ; cells 2-seeded, (rarely 1- 

 celled, 1-seeded.) Titiacea, p. 59. 



HELIANTHEMUM. Col. 5-leaved, 2 smaller than the rest. Cor. 5-pe- 

 talled. Caps. 1-celled, 3-valved ; valves septiferous in the middle. 

 Cistinea, p. 35. 



HUDSONIA. Cat, tubular, 5-parted, unequal, inferior. Cor. 5-^etall- 

 ed. Stam. 930. Caps. 1-cellid, 3-valved, 1 3-seeded. Cistinea:, 

 p. 36. 



PORTULACCA. CaL inferior, 2-parted. Pet. 4 6. Caps. 1-celled. 

 opening circularly. Portulacete, p. 130. 



TALINUM. Col. of 2 ovate sepals. Cor. 5-petalled. Caps. 1-celled, 

 3-valved, many-seeded. Receptacle globose. Portulacca, p. 130. 



CHELIDONIUM. Sepals 2, smooth. Pet. 4. Caps, elongated, 1-celled, 

 2-valved. Seeds numerous, crested, free. Papavcracca, p. 21. 



MZCONOPSIS. Pet. 4. Stig. 4 6-rayed. Caps, obovate, 1-celled, 

 4 6-valved. Papaveracea:. p. 21. 



ARGEMONE. Pet. 4 6. Stig. 4 7, radiating, free. Caps, obovate, 

 1-celled, opening at the summit by valves. Papaveracea, p. 21. 



SANGUINARIA. Sep. 2, deciduous. Pet. 812. Stig. 2. Caps. 

 superior, oblong, 2-valved Papareraceat, p. 21. 



PODOPHYLLUM. Sep. 3. Pet. 69. Stig. large, subsessile, peltate- 

 Bcr. somewhat fleshy, not dehiscent. PodophylUa:, p. 18. 



ACTJEA. CaL 4-leaved, deciduous. Pet. 4. Carpels many-seeded. 

 Ranunculacea, p. 13. 



SARRACENIA. CaL double, persistent; outer one of 3 leavos ; inner 

 one of 5, much larger. Pet. 5. Stijr. very large, peltate, covering the 

 stamens. Caps. 5-celled. Sarracenia, p. 22. 



NYMPHJEA. Sep. at the base of the disk. Pet. and stam. connected 

 with the whole of the disk, which covers the carpels. Xymph&acete, p. 

 20. 



NUPHAR. Sep., pet. and stajn. inserted at the base of the disk. Nym~ 

 pkaaccir, p. 20. 



DI-PENTAOYNIA. 



ASCYRUM. Cat. 4-sepalled ; the 2 inner larger and cordate. Pet. 4. 

 . scarcely united at base. Styles 1 3. Ilypcricinctc, p. 62. 



HYPERICUM. Sep. 5, unequal, more or less united at base. Pet. 5. 

 Stam. in 3 or 4 parcels. Styles 35. Caps, membranaceous. IJypc- 

 ricinea, p. 60. 



OBS. The other genera belong to Ranwiculacta, p. 3. 



POLYGYNIA. 



MAGNOLIA. Sep. 5. Pet. 69. Carpels 2-valved, 1-seeded, imbri- 

 cated in a cone. Seeds pendulous, arillate. Magnoliacea, p. 14. 

 LIRIODESDRON. Sep. 3. Pet. 6. Samara, (wing-like carpek,) 1 or 



