HORTICULTURAL JOURNAL. 175 



Epidermis. Exterior coating of cellular substance, cuticle or outer skin, 



Enodis. Applied to stems which are altogether without joints. 



Exogenous. Growing by additions to the exterior. An exogenous stem 

 consists of bark, pith, and medullary rays, all more or less obvious and dis- 

 tinguishable. All our timber trees are of this mode of growth. Dicotyle- 

 donous plants. 



G-eniculum. Applied to the joints or nodes of the stem. 



Hami. Hairs curved back at the points, so as to form hooks. 



Eybernaculum. The shell of a bud, formed by the young leaves, like 

 scales, overlying one another. 



Inter node. Space between the joints. The node is the point of the 

 stem where the leaves appear ; the internode is the space between them. 

 ^lerithallus. 



Liber. The innermost layer of bark or interior lining of woody tissue ; 

 it is often used as that of the lace bark tree ; and garden mats are made 

 from the liber of the linden. 



Ligneous. Partaking of wood; woodlike. 



Medulla. Pith of vegetables ; centre or heart. 



3IeduJlary rays. Lines radiating through the wood from the centre to 

 the circumference. 



Pcridroma. A term applied to the stipes of ferns. 



Pitulifera. Bearing little balls or globe-shaped bodies. 



Propaculum. A term applied to an offset. 



Runner. A prostrate filiform stem, forming roots, and a young plant at 

 the extremity, as in the strawberry. 



Sarmentose. Producing runners. 

 Sarmentum. A runner. 



Seandent, Scandens. Having a climbing habit. 



Scion. A young shoot of a ligneous plant. 



Scoberia. A term applied to the rachis in the spikelets of grasses, which 

 has a toothed flexuose appearance. 



Sobole. Slender, creeping stem, growing below the surface. 



Spines. Thorns ; indurated and pointed projections from the branches. 



Stipes. The stem of a fungus or fern. 



Sucker. A shoot from the root from which the plant may be propagated, 



Suffruticose. Sub-shrubby ; having branches of a woody texture, which 

 perish annually. 



Tegmenta. The scales of the bud. 



Tunicate. Coated with layers, as the onion. 



