SEED. 93 



9. Panicle, a loose raceme. Ex. The Oat, and many of 

 the Grasses. 



10. Thyrsus, a kind of panicle. Ex. Lilac. 



11. Spadix. A spike with the flowers close together, 

 Ex. Indian Turnip, Egyptian Lily. 



FRUIT, OR SEED. 



When the seed is enclosed, the whole is called the fruit. 

 When the seed is naked, then this alone is called the fruit. 



Pericarp, a general term for the seed vessel of every kind 

 of fruit. It is of various forms, sizes and textures, and there- 

 fore is distinguished by various names, of which the following 

 are the most common. 



1. Capsule. This kind of pericarp becomes dry when 

 ripe, and opens by valves. Ex. Poppy, Flax. 



2. Siliqua, or pod. This is divided by a partition, which 

 is the receptacle. Ex. Cabbage, Turnip. 



3. Silicic, a little, or short pod. Ex. Satin Flower. 



4. Legume. This has no division. Seeds attached to 

 the margins of the valves. Ex. Pea, Bean. 



5. Follicle, or bag. Ex. Milkweed, Perriwinkle. 



6. Drupe. Stone Fruit. Ex. Cherry, Plum, Peach. 



7. Nut. One celled, dry, and bony. Ex. Walnut, Acorn. 



8. Bacca, a berry. Ex. Currant, Gooseberry, Orange. 



9. Pomum, an Apple. Pericarp fleshy, and without valves. 

 Ex. Apple, Pear, Quince. 



10. Strobulus, a cone, Ex. Pine, Fir. 



11. Compound Berry. Many berries united into one mass 

 Ex. Blackberry, Raspberry. 



SEED. 



The seed consists of the albumen, the embryo and their 

 coverings. 



The covering, or integuments, is the skin which immedi- 

 ately surrounds the seed. In the Bean, and Pea, this cover- 

 ing bursts, when the seed begins to germinate. 



Albumen, or white. This furnishes the first nourishment 

 to the young plant. Ex. Wheat. 



What parts of the vegetable are called the fruit 1 What is the peri- 

 carp ? Of how many parts does the seed consist, and what are their 



