104 PRACTIGAL BOTANY. 



Innate anther : anther, fixed by its base to the very tip of the fi: 



ment. 

 Insertion : the place of attachment of au organ, of leaves, stamens, ei 

 Inserted : attached to. 

 Interruptedly pinnate : pinnate with smaller leaflets among larg 



ones, as in Agrimony. 

 Introrsb : turned inward ; a term applied to anthers, with their lin 



of dehiscence turned toward the axis of the flower. 

 Inverse, or Inverted : turned upside down. 

 Involucel : a partial, or small involucre, as the little involucre at tl 



base of each umbellet of some compound umbels ; also a whorl 



bractlets outside the calyx, as in Mallows. 

 Involucellatb : furnished with an involucel. 

 Involucrate : furnished with an involucre. 

 Involucre : a set of bracts around a flower, umbel, or head. 



Labellum : the odd piece of the 3 inner perianth-leaves of an Orchii 



Labiate : two-lipped, the same as bilabiate. 



Lactiferous : containing a milky juice. Lactiferous plants are, witl 

 out exception, or in part, those of the Nymphaceae (with milk 

 juice in the root-stocks only), the Papaveracese, Anacardiacese, L 

 guliflorous Composites, Campanulacese, Lobeliaceae, Sapotaceae, Co: 

 volvulacese, Apocynacese, Asclepiadacese, Euphorbiacese, and, fina 

 ly, Morus and Sagittaria. 



Lamina : the blade of a leaf, petal, etc. ; also a thin plate. 



Lanceolate : lance-shaped. 



Lateral : on the side. 



Leaflet : one of the divisions of a compound leaf. 



Legume : a simple pod, splitting open into two pieces ; the fruit < 

 the LeguminosEe. 



Ligneous: woody. 



Ligulate : furnished with a ligule. 



Ligule : a strap-shaped corolla in many Composites ; also a men 

 branaceous appendage on the leaf-sheaths of most grasses. 



Limb : the spreading portion, or open border of a calyx- or corolU 

 tube. 



Linear : narrow and flat, with the margins parallel. 



Lips : the principal lobes of a 3-lipped corolla. 



Lobe : a segment of a leaf, corolla, etc., especially a rounded one. 



LocuLiciDAL DEHISCENCE : a Splitting open through the middle of th 



back of each cell of a pod. 

 LoMENT : a pod, separating transversely into joints. 



