134 



POPULAR FLORA. 



1. Amekican Linden or Basswood. Leaves green, smooth, or in some varieties downy underneath', 



a petal-like body in the middle of each of the 5 clusters of stamens. T. Americana. 



2. EunoPEAN Linden. Leaves smooth or nearly so ; stamens hardly in clusters, no petal-like bodies 



■with them. Cultivated in cities, &c. as a shade-tree. T. Eurqposa. 



19. CAMELLIA FAMILY. Order CAMELLIACEjE. 

 Shrubs or small trees, with alternate and simple leaves, not dotted ; large and showy 

 flowers, with a persistent calyx of 5 overlapping sepals, and very many stamens, their fila- 

 ments united at the bottom with each other and with the base of the petals. Anthers 

 2-celled. Fruit a woody pod of 3 to 6 cells, containing few large seeds. To this belongs 

 the grateful Tea-plant of China, and the ' 



Camellia, of our green- houses. Camellia Jap&nica. 



Loblolly-Bay, of swamps in the Southern States, Gordmia Lasidntjius. 



20. OEANGE FAMILY. Order AURANTIACEJ5. 



Like the last, this family hardly claims o, place here, being only house-plants, except far 

 south. Known by having 20 or more stamens in one row around a single pistil, and the leaves 

 Laving a joint between the blade and the winged or margined footstalk : they (and the fra- 

 grant petals) are punctate with transparent dots, looking like holes when held between the 

 eye and the light, which are little reservoirs of fragrant oil. Fruit a berry with a thick rind. 

 Orange, Citncs Aurdntium.' 



Lemon, Citrus Limbnium. 



21. FLAX FAMILY. Order LINACEiE. ^ 



Herbs with tough fibres in the inner bark, simple leaves, and oily seeds with a mucilagi- 

 nous coat ; consisting only of the Flax genus, which is kiiown by the following marks : . — 



828. Common Flax. S29. Half of a flower, enlarged. 330. Pod, cul acrou. 



Flax> Linum. 

 Sepals 5, overlapping, persistent. Petals 5, on the receptacle. Stamens 5, united with each other 

 at the bottom. Styles 6. Pod 10-celled and splitting when ripe into 10 pieces with one seed in each. 

 Flowers opening only for one day. 



