EXOGENJE THALAMIFLOR^l. 



107 



without stipules, now and then with pellucid dots. Flowers 

 often large and showy. Sepals 5 or 7, coriaceous, in a broken 

 whorl, deciduous. Petals not equal in number to the sepals. 

 Stamens numerous ; monadelphous or polyadelphous. Ovary 

 with several cells ; styles filiform. Capsule 2-7-celled ; 

 usually with a central column. Seeds large, attached to the 

 axis, very few ; albumen none ; cotyledons occasionally plaited. 



USES. The Tea of Commerce consists of the leaves of Thea 

 viridis and Bohea. Camellia oleifera yields excellent oil. 

 The species of Camellia, common in gardens, are objects of 

 beauty. Leaves of Kielmeyera speciosa are mucilaginous. 



TYPICAL GENERA. Camellia, Gordonia, Thea. 



Kielmeyera rosea. 1. The pistil. 2. A transverse section of it. 3. A ripe fruit. 

 4. An embryo. 



31. Hypericacea. Herbaceous plants, shrubs or trees. 

 Leaves opposite, entire, sometimes dotted. Flowers gene- 

 rally yellow. Sepals 4-5, persistent, imbricated, unequal, 

 with glandular dots. Petals 4-5, hypogynous, twisted, oblique, 

 often having black dots. Stamens indefinite, often polya- 

 delphous. Styles several. Fruit a capsule or berry, of many 

 valves and many cells. Seeds minute, indefinite ; embryo 

 straight, with no albumen. 



USES. The juice is resinous, purgative, febrifugal or as- 

 tringent in different species, according as an essential oil or a 



