BOTANICAL TERMS. 473 



Inflorescence. The manner in which the flowers are situated or connect- 

 ed with the plant, and with each other. 



fnj'undibuliform. Funnel shape, which see. 



Inserted into. Growing out of. 



Internode. The space between joints. 



Interruptedly pinnate. When smaller leaflets are interposed among the 

 principal ones. Ex. Agrimonia Eupatorise. , 



Involucre, or Involucrum. A sort of general calyx serving for many 

 flowers ; generally situated at the base of an umbel, or head ; as in 

 Conium maculatum. 



Involucel. A partial involucre. 



Irregular corolla. Having its upper and lower sides unlike. Ex. Violet 



Joints. The places where two pieces of stem are articulated. 



Keel. The under petal of a papilionaceous flower. Also the lower side 



of the midrib of a leaf. 

 Keeled. Shaped like a keel. 

 Kernel. The nucleus or seed of a nut. 

 Kidney-shaped. Heart-shaped without the point, and broader than long. 



Labellum. The front section of an orchideous flower. 



Labiate. Having an upper and lower lip, as in flowers of the class 

 Didynainia, Fig. 113. 



Laciniate. Cut, torn, and jagged, page 31. 



Lactescent. Yielding a white, or milky juice, when wounded. 



Lamellated. In thin plates. 



Lamina. The border or flat end of a petal, in distinction from its claw. 

 Also a thin layer, plate, or membrane of any kind. 



Lanceolate. Spear-shaped. Narrow, with both ends acute, as in the 

 leaves of Erythronium Americanum. 



Lanuginous. "Woolly. 



Lateral. At the side. 



Leaf-bud. That part of the plant by which the individual is propagated. 



Leaflet. A partial leaf. A constituent of a compound leaf. 



Legume. A pod or seed-vessel having its seeds attached to one side or 

 suture ; commonly of a long form and not jointed, Fig. 136. 



Leguminous. Bearing legumes. 



Liber. The inner bark. 



Ligneous. Woody. 



Ligulate. Ribbon-shaped. A kind of corolla found in compound flow- 

 ers, consisting of a tube at bottom, continued into a long flat portion 

 at top ; as in the florets of the Dandelion. 



liliaceous. Resembling the Lily. 



Limb. The border or spreading part of a rnonopetalous corolla. 



Linear. Long and very narrow, with parallel sides; as the leaves of 



Lip. The upper or under side of the mouth of a labiate corolla or necta- 

 ry. In Orchideous plants, the lower lip of the nectary is usually the 

 most conspicuous part of the flower. 



Lobe. A large division or distinct portion of a leaf or petal. 



Lobed. Divided into lobes ; as the leaves of Laurus sassafras, Fig. 47. 



Loculicidel dehiscence. When the valves open vertically, the compart- 

 ments remaining, as in Lilac, Lily. 



Lament. A pod resembling a legume, but divided by transverse parti- 

 tions. 



