134 



POPULAR FLORA. 



1. A^iEKiCAN Linden or Bassavood. Leaves green, smooth, or in some varieties downy underneath; 



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



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



■with t]iem. Cultivated in cities, &c. as a shade-tree. T. Europoea. 



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 



Ca:^iellia, of our green-houses, 



Loblolly-Bay, of swamps in the Southern States, 



CnmeUia Japonica. 

 Gordbnia Lasidnihus. 



20. ORANGE FAMILY. Order AURANTIACE.E. 



Like the last, this family hardly claims a 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 

 having 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 reservoii^s of fragrant oil. Fruit a berry with a thick rind. 



Orange, Citrus Aurdniium. 



Lemon, Citrus Limbnium. 



21. FLAX FAMILY. Order LINAGES. 

 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 known by the following marks : — 



328. Common Flax. 



329. Half of a flower, enlarged. 



330. Pod, cut across. 



Flax. Linum. 

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

 at the bottom. Styles 5. Pod 10-celled and splitting when ripe into 10 pieces with one seed iu eacli. 

 Flowers opening only for one day. 



