GLOSSARY 



1083 



Loculicidal (dehiscence). Splitting down 

 through the middle of the back of each 

 cell. 



Lodicules. Minute hyaline scales sub- 

 tending the flower in grasses. 



Loment. A jointed legume, usually con- 

 stricted between the seeds. 



Lunate. Crescent-shaped. 



Lunulate. Diminutive of lunate. 



Lurid. Dirty brown. 



Lutescent. Yellowish, or becoming yellow. 



Lyrate. Pinnatifld, with the terminal 

 lobe or segment considerably larger 

 than the others. 



Macrosporange. Sporange containing mac- 

 rospores. 



Macrospore, The larger of two kinds of 

 spores borne by a plant, usually giving 

 rise to a female prothallium. 



Magenta. A glaring red. 



Mammillate. Furnished with nipple-shaped 

 processes, 



Marcescent. Withering, but remaining 

 attached. 



Medullary. Pertaining to the pith or 



medulla. 

 Membranaceous, Membranous. Thin and 



rather soft and more or less translucent. 

 -vierous. In composition, having parts, 



as 2-merous, having two parts of each 



kind. 



Mesa. Dry tableland. 



Mesocarp. The middle layer of a peri- 

 carp. 



Micropyle. Orifice of the ovule, and cor- 

 responding point on the seed. 



Microsporange. Sporange containing mi- 

 crospores. 



Microspore. The smaller of two kinds of 

 spores borne by a plant, usually giving 

 rise to a male prothallium; pollen-grain. 



Midvein, Midrib. The central vein or rib 

 of a leaf or other organ. 



Monadelphous. Stamens united by their 

 filaments into one set. 



Moniliform. LJke a string of beads. 



Monocephalous. Bearing only one head. 



Monocotyledonous (embryo). Having only 

 one cotyledon. 



Monoecious. Bearing stamens and pistils 

 on the same plant, but in different flow- 

 ers. 



Mucro. A short and small abrupt tip. 

 Mucronate. With a short sharp abrupt 

 tip. 



Mucronulate. Diminutive of mucronate. 



Multicellular. Consisting of many cells. 



Multifid. Cleft into many lobes or seg- 

 ments. 



Multilocular, Possessing many loculi or 

 cavities. 



Muricate. R oughened with short hard 



processes. 

 Muriculute. Very finely muricate. 

 Aluticous. Pointless, or blunt. 



Napiform. Turnip-shaped. 



Naturalized. Plants not indigenous to 



the region, but so firmly established as 



to have become part of the flora. 

 Nectariferous, Nectar-bearing; having a 



nectary. 

 Nectary. An organ which secretes nectar. 

 Nerve. A simple or unbranched vein or 



slender rib. 



Nigrescent. Becoming black or blackish. 

 Node. The place upon a stem which 

 normally bears a leaf or whorl of leaves. 

 Nodose, Furnished with knots or nodes. 



Nodulose. Diminutive of nodose. 

 Nut.^ An indehiscent one-seeded 



with a hard or bony pericarp. 

 Nutlet. Diminutive of nut. 



fruit 



Ob-, as a prefix, signifies inversion, as fol- 

 lows; 



Obcompressed. Flattened the opposite of 

 the usual way. 



Obconic. Conical, but with the point of 



attachment at the apex. 

 Obcordate. Inversely heart-shaped. 

 Oblanceolate. Inverse of lanceolate. 

 Oblong. Longer than broad, with the 



sides nearly parallel, or somewhat 



curving. 



Obovate. Inversely ovate. 



Obovoid. Inversely ovoid. 



Obpyramidal Inverted pyramidal, i. e., 

 pyramidal with the base uppermost. 



Obsolete. Imperfectly developed or rudi- 

 mentary. 



Obtuse. Blxmt. or rounded. 

 Ochroleucous. Yellowish white. 

 Ocrea. A sheathing stipule. 

 Ocreate. Having sheathing stipules. 

 Offset. Short branch next the ground 



which takes root. 

 Opaque. Not transparent. 

 Operculate. With an operculum. 

 Operculum. A lid. 



Orbicular. Approximately circular in out- 

 line. 



Orthotropous (ovule or seed). Erect, with 



the orifice or micropyle at the apex. 

 Oval. Broadly elliptic. 



Ovary. The part of the pistil that con- 

 tains the ovules. 



Ovate. In outline like a longitudinal sec- 

 tion of a hen's egg. 

 Ovoid. Shaped like a hen's egg. 

 Ovule. The macrosporange of flowering 



plants, becoming the seed after fertUiza- 

 tion. 



Oauliferous. Bearing ovxiles. 



Palate, A rounded projection of the 

 lower up of a personate coroUa, closing 

 the throat. 



Palea (plural paleae). Chaff; the chaff or 

 bracts on the receptacle of many Com- 

 positae. 



Pa leaceous. Chaffy. 



Palet. The upper thin chaffy or hyaline 



bract which with the lemna encloses 



the flowers ia Grasses. 

 Pallid. Pale. 



Palmate. Diverging radiately like the 

 fingers. 



Palmately. In a palmate manner. 

 Panduriform. Same as flddle-shaped. 

 Panicle. A compound flower-cluster of 

 the racemose type. 



Panicled, Paniculate. Borne in a panicle; 

 resembling a panicle. 



Pannose. Of the appearance or texture 

 of felt. 



Papilionaceous (corolla). Having a stand- 

 ard, wings, and keel, as in the peculiar 

 corolla of the Pea Family. 



Papilla. A little nipple-shaped protuber- 

 ance. 



Papillate, Papillose. Covered with papil- 

 lae. 



Pappiferous. Pappus-bearing. 



Pappus. The modified calyx-limb in 

 Compositae, forming a crown of very 

 various character at the sunmiit of the 

 achene. 



Papyraceous. Having a papery texture. 



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