GLOSSARY 221 



Lobed. Cut into lobes ; cut about to the middle. 



Loment. A jointed legume. 



Loculicidal. Applied to capsules splitting through the walls of the carpels. 



Lunate. Shaped like a crescent. 



Lyrate. Pinnatifid with the terminal lobe much the largest. 



Macrosporange. A sporange containing macrospores. 



Macrospore. The larger of two kinds of spores borne by certain plants. 



Marcescent. Withering, but not falling. 



Marginal. Near the edge. 



Marginate. Furnished with a border. 



Membranaceous. Thin and membrane-like. 



Micropyle. The orifice of the ovule and the corresponding point on the seed. 



Microsporange. A sporange containing microspores. 



Microspores. The smaller of two kinds of spores borne by certain plants. 



Mid-rib (mid- vein). The central vein of a leaf. 



Monadelphous. Applied to stamens united by their filaments. 



Moniliform. Like a string of beads. 



Monocotyledonous. Plants having but one cotyledon. 



Monoecious. Bearing stamens and pistils in difierent flowerSji^but on the 



same plant. 

 Monstrous. Deformed. 

 Mucronate. Bearing a short abrupt tip. 

 Mucronulate. Diminutive of mucronate. 

 Multifid. Cut into numerous segments. 

 Muricate. Roughened with short hard points. 

 Muticous. Without a point. 



Naked. Without the covering normally present in related species. 

 Naturalized. Plants not native, but so thoroughly established that they 



appear native. 

 Nectary. An organ secreting sweet matter. 

 Nerve. A vein. 



Node. The point on a stem on which a leaf is normally borne. 

 Nodose. Knotty. 

 Nodulose. Diminutive of nodose. 

 Nut. A hard indehiscent, 1-celled, 1-seeded fruit. 

 Nutlet. Diminutive of nut. 



Obcompressed. Compressed from back and front instead of from the sides. 



Obcordate. Inversely heart-shaped. 



Oblanceolate. Inversely lance-shaped. 



Oblique. With unequal sides. 



Oblong. Longer than broad with the sides parallel. 



Obovate. Inversely ovate. 



Obovoid. Inversely ovoid. 



Obsolete. Rudimentary or absent. 



Obtuse. Blunt or rounded. 



Ocbreae. Tubular sheathing stipules. 



Ochreolae. Organisms resembling ochreae subtending flowers. 



Ocbroleucous. Yellowish-white. 



Operculate. Furnished with a lid. 



