134 POPULAR FLORA. 
‘1. AMERICAN LinDEN or Basswoop, 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. Americina. 
2. European Lixpen. Leaves smooth or nearly so; stamens hardly in clusters, no petal-like bodies 
with them. Cultivated in cities, &c. as a shade-tree. T. Europea. 
I 
19. CAMELLIA FAMILY. Order CAMELLIACEA. 
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 prank 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 8 to 6 cells, containing few large seeds. To this belongs 
the grateful Tra-pPLant of China, and the 
CAMELLIA, of our green-houses, Camellia Japénica. 
LosBLoLiy-Bay, of swamps in the Southern States, Gordonia Lasidnthus. 
20. ORANGE FAMILY. Order AURANTIACEE. 
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 reservoirs of fragrant oil. Fruit a berry with a thick rind. 
ORANGE, Citrus Aurdntium. 
Lemon, Citrus Liménium. 
21. FLAX FAMILY. Order LINACES. 
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 in each. 
Flowers opening only for one day. 
