CONSPECTUS. 73 



two or more cells, and numerous ovules. Albuminous. -Placentae axile. 

 Stamens definite ; anthers usually opening by pores or chinks. 



Order 64. — Pyrolace^e. — Flowers half monopetalous. Stamens all per- 

 fect, free. Seeds with a loose skin. Embryo at the base of the albumen. 



Order 65. — Ericaceae. — Flowers monopetalous. Stamens all perfect, 

 free. Seeds with a firm or loose skin. Anthers 2-celled, opening by pores. 



Group XXVIII. — Ebenales. 



Ovary free, or rarely coherent to the calyx. Several-celled, but all abor- 

 tive except one. Stamens definite ; rarely indefinite ; anthers not opening by 

 pores. 



Order 66. — Aquifoliace^. — Stigmas simple at the end of a manifest 

 style. Placentae axile. 



Order 67. — Ebenacee. — Stigmas simple, sessile, radiating. Stamens epi- 

 petalous or hypogynous. 



Order 68. — Styracace^e. — Stamens epipetalous. Ovules ascending or 

 descending. Cotyledons leafy. 



Order 69. — Sapotace.e. — Seeds definite ; pendulous. Corolla imbri- 

 cated. 



Group XXIX. — Oleales. 



Ovary free, 2-celled, few-ovuled ;■ the cells 1-seeded; corolla regular; 

 (sometimes polypetalous or apetalous.) Stamens fewer than its lobes. 

 Order 70. — Oleace^e. — Stamens free, two; (rarely four.) 



Group XXX. — Gentianales. 



Ovary free, compound, or the carpels 2 or more, and distinct ; the ovules 

 usually several, or numerous. Corolla regular. Stamens as many as lobes, 

 and alternate with them. 



Order 71. — Apocynace^e. — Stigmas collected into a massive head, ex. 

 panded at the base in the form of a ring or membrane, and contracted in the 

 middle. 



Order 72. — Asclepiadace.e. — Anthers and stigmas consolidated into a 

 column. 



Order 73. — Gentianace^e. — Stigmas simple, at the end of a manifest 

 style. Placentas parietal. Flowers regular. 



Order 74. — Loganiace.e. — Leaves opposite, with intervening stipules. 



Order 75. — Convolvulace^e. — Placentae basal. Cotyledons leafy; 

 doubled up. Leaves alternate. 



Order 76. — Solanace^e. — Stamens five, free. Placentae axile. Embryo 

 terete. 



Group XXXI. — Echiales. 



Ovary free, 2-4-lobed, and separating or splitting into as many 1-seeded 

 nuts or achenia. Corolla regular or irregular. Stamens inserted on the 

 tube, equal in number, or fewer than the lobes. 



Order 77. — Boraginace.e. — Flowers regular, symmetrical. Stamens 5, 

 nuts 2 or 4 ; stigma naked. Inflorescence circinate. 



Order 78. — Lamiace^e. — Flowers irregular ; unsymmetrical. Nuts 4. 

 Ovule erect. 



