APPENDIX 1 429 



Family 3. Aizoaceae. — Flowers usually haplochlamyd- 

 eous ; stamens 5 or more ; carpels (2 to many) ; ovary 2 to 

 many-locular. 



Tribe. Meseynbryaiithemece. 



Ge7ius. Mesembryanthem74m. 

 Sub-Order 3. Portulacine.^. — Flowers heterochlamyd- 

 eous ; sepals 2 ; petals 4-5. 



Family 4. Portulaceaae (Vol. II, p. 135). — Flowers 

 regular ; sepals 2 ; petals 5, free or united below ; stamens 

 3-5 ; ovary syncarpous, i-locular ; ovules 3, on a central 

 basal placenta ; styles 3 ; fruit a 3-valved capsule. 



Genera. Claytonia, Montia (Vol. II, p. 137), 

 Poriulaca. 

 Sub-Order 4. Caryophylline/e. — Flowers heterochla- 

 mydeous, with sepals and petals equal, cyclic, sometimes 

 apopetalous. 



Family 5. Caryophyllacese (Introductory Vol., 

 p. 65; Vol. II, p. 128). — Flowers regular, in dichasia, 

 cyclic, usually heterochlamydeous ; sepals and petals 4-5 ; 

 stamens 8-to, usually in 2 whorls ; ovary syncarpous, 

 i-locular ; ovules on a central placenta ; styles 2-5 ; fruit 

 a capsule opening by apical teeth. 

 Sub-Family i. Alsinoideae. 

 Tribe t. Alsifiece. 



Genera. Siellaria (Introductory Vol., p. 67), 

 Cerasiiufn (Vol. II, p 133), Holosteum^ 

 ArenaHa, Sagina, 

 Tribe 2. Sptrgidece. 



Genera. Spergula^ Spergularia. 

 Tribe 3. Poly carp ece. 



Genus. Polycarpon. 

 Tribe 4. Paronychiece. 



Genera. Corrigiola, Herniaria^ Illecebrum. 

 Tribe 5. Schrafitheie. 



