GLOSSARY. 



545 



Hood, Hooded. See CucuUaf.e. 



Hyaliiie. Transparent ; translucent. 



Hybrid. A cross between two species, proJucful 



by the fertilization of the flower of one species 



by the pollen of another. 

 Hijpocralcriform, or H ijpocrateriinotyhous. The 



sjftiie as salverforni. 

 Hi/pogaoas. Growin>^ or remaining nnder ground. 

 Hijpogynom. Growing ujion the receptacle of 



the flower at the base of the pistil, and free 



from the perianth. 



Imbricate. Overlapi)ii)g, as the scales of the 

 several series of an involucre ; in ivstivation, 

 applied to cases where at least one part of the 

 calyx (or corolla) is wholly external and one 

 wholly internal, as distinct from convolidc, 

 where none are either wholly external or in- 

 ternal, and from vallate, where none overlap. 



Immarcjinate. Not margined or bordered. 



Immersed. Growing wholly nnder water ; in 

 mosses, xised of a capsule inclosed within its 

 involucral leaves. 



Inaquilateral. With nneipial sides. 



Incised. Iriegnlarly, sharply and deeply cut. 



Included. Inclosed by the surrounding organs; 

 not exserled. 



Incomplete. Not perfect; wanting some of its 

 parts. 



Incubous. Imbricate upward, having the tip of 

 one leaf resting upon the base of the one 

 above it. 



Incumbent. Resting nnon ; of cotyledons, lying 

 with one siile toward the rndiele ; of anthers, 

 lying against the face or inner side of the 

 filament. 



Incurved. Curved inward. 



Indefinite. Of number, variable or very numer- 

 ous ; indeterminate. 



Indchiscent. Not opening regularly by valves 

 or otherwise. 



Indeterminate. Of inflorescence, not definitely 

 terminated but continuous with the axis, the 

 lower or marginal flowers being the first to open. 



Indigenous. Native to the country. 



Induplicate. With margins folded inward. 



Indusiicm. In ferns, the .shield- or scale-like 

 covering of the fruit-cluster. 



Inferior. Lower; that part of a flower, etc., 

 which is toward the bract ; applied also to a 

 calyx that is free from the ovary, and to an 

 ovary that is adnati; to the calyx. 



Inflated. Bladdery. 



Infleied. Bent or turned abruptly inward. 



Inflorescence. The flowering portion of a plant, 

 and especially the mode of its arrangement. 



Infra-axillary. Below the axil. 



Infundibuliform. See Funnelform,. 



Innate. Borne upon the upper surface of a 

 support, as an anther upon the sunmiit of its 

 filament, the cells dehiscing marginally. 



Innovation. A shoot by which the growth and 

 continuance of the plant is prolongeil, used 

 especially of mosses. 



Imerted. Attached to or growing upon. 



Insertion. The place or mode of attachment of 

 nn organ. 



Inleruodr. Tiie part of a stem between two 

 nodes. 



Introrse. Turned inward toward the axis. 



Involncellate. Provided with an involucel. 



Incoluccl. An inner or sccondaiy involucre ; 

 that which surrounds an umbellet. 



fnvolucrate. Having an involucre. 



Involucre. A circle or circles of scales, bracts 

 or leaves, distinct or united, .surrounding a 

 flower or flower-cluster ; in Umbelliferre, the 

 bracts subtending the umbel. 



Involute. Rolled inward. 



Irregular. Not regular ; unsymmetrical ; with 

 its parts unequal or unlike. 



Isouierous. Having an equal number of parts 

 in successive series, as of sepals, petals, sta- 

 mens, etc. 



Jointed. Having joints or nodes. 

 Julaceous. Kesembling an ament. 



Keel. A central dorsal ridge, resembling the 

 keel of a boat ; the united lower petals of a 

 jiapilionaccous flower. 



Keeled. Carinate ; having a keel. 



Kernel. The seed within a nut ; a grain : prop- 

 erly, the contents of the seedcoats, cousisting 

 of the embryo and albumen. 



Kidney -shaped. See Reniform. 



Labellum. A lin, as in Orchids. 



Labiate. Ijij)ped ; applied to an irregular corolla 



or calyx which is unequally divided into two 



jmrts or lips. 

 Lubiatiflorous. Having flowers with a labiate 



corolla. 

 Lacerate. Torn ; irregularly and deeply cleft. 

 Laciniate. Cut into narrow slender teeth or 



lobes. 

 Lactescent. Yielding milky juice. 

 Lacunose. Having numerous pits, depressions 



or cavities. 

 Lacustrine. Living in lakes, ponds or swamps. 

 Lagenifonn. Gourd-shaped. 

 Lamella. A thin plate or scale. 

 Lamellar. Composed of thin plates. 

 Lamina. The blade or dilated portion of a leaf. 

 Lanntc. Covered with long curled hairs like 



wool. 

 Lanceolate. Shaped like a lance-head ; tapering 



upward from a narrowly ovate or subovate 



base. 

 Lanuqino'is. Provided with wool ; woolly. 

 Lateral. At the side ; attached to the side. 

 Lavcndcr-color. A i)ale grayish blue. 

 Leaf. The principal organ of vegetition borne 



by the stem, in which the sap is elaborated 



for the growth of the plant. 

 Leaf-blade. The dilated jiortion of a leaf. 

 Leaf-bud.. A bud which is the rudiment of a 



branch and tends to develop into one. 

 Leaflet. A scjiarato division of a compound leaf. 

 Leafstalk. The footstalk or petiole of a leaf. 

 Leathen/. Resembling leather ; coriaceous. 

 Legume. A normally 1-celled capsule, formed 



from a single car|)el, but dehiscing by two 



valv(.'s, as in tiic Pea. 



