GLOSSARY. 



Inflated. -Bladdery. 



Inflorescence. The flowering portion of 

 a plant, and especially the mode of 

 its arrangement. 



Inserted. Attached to or growing upon. 



Insertion. The place or mode of attach- 

 ment of an organ. 



Internode. The part of a stem between 

 two joints. 



Introrse. Turned inward toward the 

 axis. 



Involucel. An inner or secondary invo- 

 lucre; that which surrounds an um- 

 bellet. 



[nvolucrate. Having an involucre. 



Involucre A circle or circles of scales, 

 bracts or leaves, distinct or united, 

 surrounding a flower or flower-clus- 

 ter; in Umbelliferae, the bracts sub- 

 tending the umbel. 



Involute. Boiled inward. 



Irregular. With parts unlike in size or 

 form, or both. 



Keel. A central dorsal ridge, resembling 

 the keel of a boat. Also the lower 

 pair of petals, in a papilionaceous 

 flower. 



Labiate. Lipped ; applied to an irregu- 

 lar corolla or calyx which is une- 

 qually divided into two parts or lips. 



Lacerate. Torn ; irregularly and deeply 

 cleft. 



Laciniate. Cut into narrow slender 

 teeth or lobes. 



Lamella. A thin plate or scale. 



Lamellar. In form of a plate or scale. 



Lamina. The blade or dilated portion 

 of a leaf. 



Lanate. Covered with long curled hairs 



like wool. 

 Lanceolate. Shaped like a lance-head ; 



tapering upward from a narrowly 



ovate or subovate base. 

 Lanuginous. Provided with wool ; 



woolly. 



Lateral. At the side ; attached to the 



side. 



Lavender-color. A pale grayish blue. 

 Leaf-blade. The dilated portion of a 



leaf. 



Leaflet. A separate division of a com- 

 pound leaf. 



Legume. A normally 1-celled capsule, 

 formed from a single carpel, but 

 dehiscing by two valves, as in the 

 Pea, Bean, etc. 



Lenticular. Lens- or lentil-shaped; of 

 the form of a double-convex lens. 



Ligneous. Woody. 



Lignescent. Becoming woody. 



Ligule.A. small tongue-like or strap- 

 shaped body. Applied to the corolla 

 of ray flowers in Composite. 



Ligulate. Furnished with a ligule ; 

 strap-shaped. 



Liliaceous. -Lily-like. 



Limb.- -The dilated and usually spreading 

 portion of a perianth or petal, as dis- 

 tinct from the tubular part or claw. 



Line. The twelfth part of an inch, 

 nearly equivalent to two millimeters. 



Linear. Narrow and elongated, with 

 parallel margins. 



Lineate. Marked with lines. 



Lip. Either of the two divisions of a 

 bilabiate corolla or calyx ; in Orchids, 

 the upper petal, usually very differ- 

 ent from the others. 



Lobate, Lobed. Divided into or bearing 

 lobes. 



Lobe. Any division of a leaf, corolla, 

 etc., especially if rounded. 



Loculicidal. Used when the cells of a 

 capsule open by dehiscence through 

 the dorsal suture. 



Lunate. Crescent-shaped. 



Lurid. Of a dull dirty-brown color. 



Lyrate. Pinnatifid with the terminal 

 lobe largest and rounded, the lower 

 lobes small. 



Marcesent. Withering and persistent. 



Marginate, Margined. Furnished with 



a border peculiar in structure or ap- 

 pearance. 



Maritime. Belonging to the sea-coast. 



Mealy. Covered with a whitish mealy 

 powder. 



Membranous, Membranaceous. Thin 

 and rather soft and translucent, like 

 membrane. 



