474 GLOSSARY OF 



[sun ate. Shaped like a half moon, Fig. 36. 



Lurale. Pinnaiifid, with a large roundish leaflet at the end, Fig. 3S 



Marccscent. Withering. 



Maritime. Growing near the salt water. 



Mcdul'a. The pith. 



Membranous. Very thin and delicate. 



Midrib. The large central vein of a leaf which is the continuation of the 



petiole. 

 Monaddphous. Having the stamens united into a tube at base. Ex 



Mallows. 



Monandrous. Having one stamen. Ex. Saltwort. 

 Moniliform. Arranged like the beads of a necklace. 

 Moncedous. Having barren and fertile flowers on the same plant. Ex. 



Alder. 



Monogynous. With one style. Ex. Lily. 

 Monopetalous. Having but one petal, i. e. the corolla of one piece. Ex. 



Datura. 



Monophyllous. Consisting of one leaf, or piece. 

 Musses. The second order of the class Cryptogamia. Small plants, with 



lids on the capsule, Fig. '212. 



Mucronate. Having a small point projecting from an obtuse end. 

 Multipartite. Many-parted. Ex. Leaf of Yarrow. 

 Muricate. Covered with sharp spines or prickles. Ex. Panicum muri- 



catum. 

 Musci. See Mosses. 



Nectariferous. Bearing honey. 



Nectary. The part of the flower which produces honey. The term is 



also applied in certain instances to an internal, supernumerary part of 



the calyx or corolla, Fig. 118. 

 Serves. Parallel veins. 



Nerved. Marked with nerves. Ex. Narrow Plantain. 

 Nodding. Inclining to one side. Partly drooping. 

 Nucleus. The kernel or seed of a nut. 

 Nut. A seed inclosed in a hard shell. Hazlc-nut. 



Ob. A particle, which, when prefixed to any other term, denotes the in- 

 version of the usual position ; as obovate, obcordate, &c., i. e. in- 

 versely ovate, inversely cordate, &c. 



Obconic. Conic with the' apex downward. 



Obcordate. Heart-shaped, with the point inward, or downward. 



Oblong. Longer than the oval, with the sides nearly parallel, Fig. 30. 



Oborate. Ovate, but inverted. 



Obsolete. Indistinct, appearing as if worn out. 



Obtuse. Blunt, rounded, not acute, Fig. 52. 



Ochroleucous. Whitish yellow. 



Octandrous. With eight stamens. Ex. Epilobium. 



Officinal. Kept for sale as medicinal. 



Opaque. Not transparent. 



Opcrculum. The lid which covers the capsules of mosses. 



Opposite. Standing directly against each other on opposite sides of the 

 stem; os the leaves of Spigelia Marilandica, Fig. 78. 



Orbicular. Circular, Fig. 26. 



Orchideous plants, A natural order of plants in the class Gynandria, 



