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GLOSSARY 



Lepidote, Beset with small scurfy scales. 



Ligulate. Furnished with a ligule, 



Ligule* A strap-shaped corolla, as in the ray- 

 flowers of Compositae ; a thin often scarious 

 projection from the summit of the sheath In 

 Grasses. 



j'Jmb. The expanded portion of a gamopetalous 

 corolla above the throat ; the expanded portion 

 of any petal, orof aleaf. 



Linear. Long and narrow, ulth parallel margins. 



Lip. Each of the upper and lower divisions of a 

 bilabiate corolla or calyx; the peculiar upper 

 (but by a twist of the pedicel apparently lower) 

 petal in Orchids. 



Lobe, Any segment of an organ, especially if 

 rounded. 



Lobed. Divided Into or bearing lobes. 



-locular. In composition, having cells. 



LoouUcidal. Dehiscent into the cavity of a cell 

 through the dorsal suture. 



Lunate. Of the shape of a half-moon or crescent. 



Lyraie. Pinnatifid with a large and rounded 

 terminal lobe and with the lower lobes small. 



Macrosporangiwm. The receptacle in which 



macrospores are developed. 

 Maoroapore. The larger kind of spore in Sela- 



gineUaceae, etc. 

 MalpighiaceouB ha^rs. Hairs which are straight 



and appressed but attached by the middle. 

 Marcescent, Withering but persistent. 

 Membranaceoua, Membranous. Thin, i-ather 



soft, and more or less translucent. 

 Meniscoidal. Thin and concavo-convex, like 



the crystal of a watch. 

 Mericarp. One of the achene-like carpels of 



Vmbelliferae. 

 -merous. In composition, having parts, as 



2-merous, having two parts of each kind. 

 Micropyle. The point upon the seed at which 



was the orifice of the ovule. 

 Mi<yro8porangium. The receptacle in which 



microspores are developed. 

 Microspore. The smaller kind of spore in SelOr 



ginellaoeae, etc. 

 Midrib. The central or main rib of a leaf. 

 Mitri/orm. Shaped like a mitre or cap. 

 Monadelphous (stamens). United by their fila- 

 ments into a tube or cdlumn. 

 Moniliform. Eesembling a string of beads; 



cylindrical with contractions at intervals. 

 MonocoPyledonoua. Having but one cotyledon. 

 Monoecious. With stamens and pistils in sepa- 

 rate flowers on the same plant. 

 Mucro. A short and small abrupt tip. 

 Mucronate. Tipped with a mucro. 

 MulUJid. Cleft into many lobes or segments. 

 Muricate. Rough with short hard points. 

 M'wrUyulate. Yery finely muricate. 



Nectary. Any place or organ where neotar is 



secreted. 

 Nectariferous. Producing nectar. 

 Nerve. A simple or unbranched vein or slender 



rib. 

 UTeuter, neutral. Without stamens or pistils. 



Node. The place upon a stem which normally 

 bears a leaf or whorl of leaves. 



Nodose. Knotty or knobby. 



Nodulose. Provided with little knots or fcnobs. 



Nucleus. The germ-cell of the ovule, which by 

 fertilization becomes the seed ; the kernel of a 

 seed. 



Nut. A hard indebiscent 1-ceIled and l-seeded 

 fruit, though usually resulting from a- com- 

 pound ovary. 



Nutlet. A diminutive nut. 



Ob-. A Latin prefix, Qsoally carrying the idea 

 of inversion. 



Obcompresaed, Compressed dorso-ventrally in- 

 stead of laterally. 



ObcoTvically. Inversely conical, having the at- 

 tachment at the apex. 



Obcordate, Inverted heart-shaped. 



Oblanceolate. Lanceolate with the broadest 

 part toward the apex. 



Oblique. Unequal-sided or slanting. 



Oblong, Longer than broad and with nearly 

 parallel sides, 



Obovate. Inverted ovate. 



Obovoid. Having the form of an inverted egg. 



Obsolescent. Becoming rudimentary. 



Obsolete. Not evident; rudimentary. 



Obtuse. Blunt or rounded at the end. 



Ockroleucous. Yellowish-white. 



Ocrea. A legging-shaped or tubular stipule, 



Ocreate. Having sheathing stipules. 



Offleinal. Of the shops; used in medicine or 

 the arts. 



Oospore. The fertilized nucleus or germ-cell of 

 the archegonium in Cryptogams, from which 

 the new plant is directly developed. 



Opaque. Dull; neither shining nor translucent. 



Operculate. Furnished with a lid. 



Operculum.. A lid ; the upper portion of b 

 circumscissile capsule. 



Orbicular. Circular. 



Orthotropous (ovule or seed). Erect, with the 

 orifice or micropyle at the apex. 



Ovary. The part of the pistil that contains the 

 ovules. 



Ovate. E^-shaped ; having an outline like that 

 of an egg, with the broader end downward. 



Ovoid. A solid with an oval outline. 



Ovule. The body which after fertilization be 

 comes the seed. 



Ovu^iferous, Bearing ovules. 



Palate. A rounded projection of the lower Ho 



of a personate corolla, closing the throat. 

 Palea^ Palet. The upper bract which with the 



lemma incloses the fiower In Grasses. 

 Paleaceous, Chafiy. 

 Paleophytological. Relating to the study ol 



fossil plants. 

 Palmate (leaf), Radiately lobed or divided. 

 Palmately. In a palmate manner. 

 Palustrine. Of or growing in marshes. 

 Panduraie, Pand^iHform. Fiddle-shaped. 

 Panicle. A loose irregularly compound InfiO' 



rescence with pedicellate flowers. 



