Appendix VI: Glossary. 
Medial, Median. Running through 
the middle longitudinally. 
Membranous, Membranaceous. Thin 
and rather soft and translucent, like 
membrane, 
Microspore. The smaller kind of spore 
in some cryptogams. 
Midrib, or Midnerve. The central 
and principal nerve of a leaf. 
Mitriform. Mitre-shaped, i. e. conical 
and slightly narrowed toward the 
mouth. 
Monadelphous. Having the stamens 
- all united by their filaments into a 
column or tube. 
Monandrous. Haying a single stamen. 
Moniliform. Resembling a necklace 
or string of beads; contracted or 
interrupted at regular intervals. 
Monocarpellary. Formed of a single 
carpel. 
Monocarpic. Bearing fruit but once. 
Monocotyledon. A plant whose embryo 
has a single cotyledon. 
Monoecious. With stamens and pistils 
(or their equivalents in eryptogams) 
in separate flowers upon the same 
plant. 
Monopetalous. Gamopetalous, having 
the corolla in one piece, at least 
at base. 
Monophyllous. One-leaved; composed 
of a single leaf. 
Monosepalous. Gamosepalous, having 
the calyx more or less in one 
piece. 
Monospermous. One-seeded. 
Mucilaginous. Slimy, like mucilage. 
Mucro, Mucronation. A short and 
small abrupt tip. 
Mucronate. Terminating in a mucro. 
Mucronulate. Ending with a minute 
mucro. 
Multicipital. Many-headed, applied 
to a much-branched rootstock. 
Multifarious. Arranged in many 
ranks. 
Multifid. Cleft into many lobes or 
segments. 
Multijugate. Consisting of many pairs. 
Multilocular. Many-celled. 
Muricate. Rough, with short hard 
points. 
Muriculate. Finely muricate. 
Muticous. Blunt; without a point. 
Muschler, Flora Manual of Egypt. 
1217 
Naked. Bare; without its usual appen- 
dages or covering, as a stem without 
leaves. 
Navicular. Boat-shaped. 
Nectar. A sweet secretion within a 
blossom. 
Nectariferous. Secreting nectar. 
Nectary. Any part or appendage of 
a flower which may be supposed 
to secrete nectar. 
Nerve. A simple vein; a rib. 
Nerved. Having nerves. 
Netted. Reticulated; cross-veined like 
a net. 
Nodding. Hanging down; somewhat 
inclined from the perpendicular. 
Node. A knot or swelling; a place 
upon a stem where a leaf or whorl 
of leaves is borne. 
Nodose. Having knots or swelling 
joints. 
Normal. According to rule or stand- 
ard; not varying from the type. 
Numerous. Indefinite in number. 
Nut. A hard indehiscent one-seeded 
fruit, usually resulting from a com- 
pound ovary. 
Nutlet. A small nut; also applied to 
the hard seedlike divisions of the 
fruit of the Labiatae, Verbena ete. 
Ob-. A Latin prefix usually signifying - 
inversion, or the reverse of the pri- 
mary word. 
Obcompressed. Flattened contrary to 
the direction of the sides, dorsally, 
instead of laterally. 
Obconical. KResembling an inverted 
cone, 
Obcordate. Inverted cordate, the lobes 
directed outward. 
Oblanceolate. Inverted lanceolate, with 
the broadess part toward the apex. 
Oblique. Turned to one side; une- 
qually sided. 
Oblong. Considerably longer than 
broad and with nearly parallel sides. 
Obovate. Inverted ovate, the broader 
part toward the apex. 
Obovoid. Inverted egg-shaped, the 
broader part above. 
Obtuse. Blunt or rounded at the end. 
Obversely. In a reverse manner. 
Ochraceous. Ochre-color, light yellow 
with a tinge of brown. 
(if) 
