GLOSSARY 



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Inserted, fixed upon ; or growing out of. 

 ItUemode, the space between nodes or 



joints. 

 Interrupted, having" intervals; or the 



continuity broken. 

 Interruptedly pinnate, having smaller 

 leaflets between each pair of larger 

 ones. 



Inversely, in a contrary position; end 



lor end, or upside down. 

 Involurcl, a partial involucre; the leaf- 

 lets at the base of a partial umbel, or 

 subdivision of a compound umbel. 



Involucellate, having involucels. 



Involucrate, having an involucre. 

 Involucre, an assemblage of floral leaves, 

 surrounding or accompanying certain 

 forms of inflorescence — usually ver- 

 ticil late at the foot of an umbel,— or 

 densely imbricated, like scales, and 

 embracing the heads of Syngeuesious 

 flowers. 



Involute, rolled inwards. 



Irregular, differing in figure, size, or pro- 

 portion <>( parts am >ng themselves; 

 as the lobes of a corolla, «Ncc. 



Keel, a longitudinal central ridge on the 

 back *>i'a leaf, sepal, &c. resembling 

 the keel of a boat ; also the lower 

 petal of a papilionaceous flower. 



Keeled, having a keel. See Carinate. 



Kernel, the nucleus, or seed contained in 

 a nut. 



Knot, a s did, inseparable, and often swel- 

 ling joint ;— as in the stem of grasses, 

 &c. 



Labi at ce, or Labiate flowers, having the 

 corolla (and sometimes the calyx) di- 

 vided at summit into an upper and 

 lower lip. 



Z,a':era/£,divided into irregular segments, 

 as if torn. 



Laciniate, jagged ; as if irregularly cut or 

 torn on the margin. 



Lactescent, milky ; containing a milky or 

 whitish iuice. 



Lamellate, divided or dilated into thin 

 plates. 



Lamina, a thin layer or plate; the ex- 

 panded or flat portion of a leaf, or 

 petal, as distinguished from the peti- 

 ole, or claw. 



Lanreolate, tapering gradually from near 

 the base to the apex, like the head ol 

 an ancient Lance, or S:>ear. 



Lance-linear, Lawc-ovate, ace. linear, &c' 

 with a little of the lanceolate form. 



Lance-ovoid, egg-shaped, or terete and 

 swelling below, with a tapering apex. 



Ixinuginous, clothed with a loose wool. 



Lateral, at the side. 



Laterally compressed, compressed or 

 flatted on the sides. 



Latticed, crossing each other obluiucly. 

 like net work. 



Lax, loose, or limber : not compact. 



Leaflets, partial leaves ; the small consti- 

 tuent leaves of a compound leaf. 



Leaf-like (foliareus), an expansion re- 

 sembling a leaf. 



Leafy ifoliosus), furnished, or abound 

 *ing, with leaves. 



Legume, a membranous, or coriaceous, 

 seed-vessel of two valves, with the 

 seeds affixed along the upper suture, 

 only. 



Leguminous, bearing or producing le- 

 gumes. 



Lenticular, having the form of a lens; 

 compressed, but convex on both sides. 



Lepanthium, the nectary, or crown-like 

 leaflets, in the flowers of the Asclepi- 

 adeee, or Asclepias Tribe. 



Ligneous, woody; of a firm woody texture. 



Ligulatc, strap-shaped, or ribbon-shaped; 

 flat and linear. 



Ligule, the membranous appendage at 

 the base of the leaf, or summit of the 

 sheath, in grasses. 



Liliaceous, lily -like ; bearing flowers re- 

 sembling the Lily. 



Limb 9 the summit of a monosepalous 

 calyx; or the upper spreading part 

 of a monopetalous corolla* 



Line, the twelfth part ol" an inch. 



Linear, of an uniform width ; long and 

 narrow with parallel sides. 



Linear- lanceolate, ..Vc. partaking of both 

 1 >rms, but more of the latter. 



Lip, the upper or under division of a la- 

 biate flower; or the lower and inner 

 perianth-segment of many gynan- 

 drous flowers. 



Lobe, the division of a petal, or leaf. 



Lobutc, or Lobcd, cut or divided into lobes. 



Lament^ an indehiscent legume, contract- 

 ed between each seed, and finally 

 separating at the joint-like contrac- 

 tions. 



Longitudinal^ lengthwise; parallel with 

 the axis, -or in a direction from the 

 base towards the summit, or apex. 



Lunate, or Lunulate, having the figure 

 of a new moon. 



Lyrate, pinnatifid, with the terminal seg- 

 ment largest, and mostly rounded. 



Marcescent. withering and shrivelling" 

 before it falls off. 



Margin, the edge or circumference cf a 

 leaf, or other expansion. 



Marginal, belonging to, or situated at, 

 the margin. 



Marginale, or Margined, having a border 

 or edging of a color or texture differ- 

 ent from that of the disk. 



Melliferous-, producing or containing 

 honey. 



Membranaceous, or Membranous, thin, 

 flexible and often slightly translucent 



Midrib, the main central nerve of a leaf,— 

 apparently a continuation of the pe- 

 tiole. 



Monadelphous, having the filaments all 

 united in one set,— usually forming 

 a tube. 



Monandrout, having a single stamen. 



Moniliformis arranged like the beads of 

 a necklace. 



Monoclinous, having the stamens and pis- 

 tils in the same flower (synonymous 

 with the old term hermaphrodite). 



Monograph^ a description (usually ample 

 and elaborate) of a single thing; as 

 of a genus, family or tribe, &c. 



