314 GLOSSARY 
wards; dentate margin has sharp teeth pointing out- 
wards ; erose margin is irregularly toothed. 
MEDIAN (medius = middle). Applied to the median leaves 
of some Silver Firs, that run along the centre of the twig 
on the upper side, and also to the position of the resin 
canals. 
MEDULLA (medulla = pith). 
MEDULLARY Rays. The bands of cells extending across the 
wood from the pith to the bark, and producing the silver 
grain of their wood. 
MEMBRANEOUS (membrana = the skin or membrane that 
covers the separate members of the body). A substance 
of a fine and thin texture like the wings of a wasp. 
Micro (micros = small). Microphylla = small-leaved. 
Monecious (monos = single, oikos = house). Having the 
male and female flowers on the same individual plant. 
MucRoNATE (mucro = the point of a sword [especially]). 
Abruptly tipped with a hard, short point. 
Muttinopat. Vide Nove. 
MoricaTeE (murex == a shellfish with a prickly shell). Armed 
with sharp points or prickles. Note Pinus Muricata. 
Nana (nanus =a male dwarf; nana=a female dwarf). 
Applied to the dwarf-growing representatives of plants. 
Compare Prostrate, Pygmy, Repens. 
NEEDLE-SHAPED. Synonym: Acicular. Linear, rigid, taper- 
ing to a fine point from a narrow base, as Juniper leaves. 
NIGRICANS (niger = black). Blackish. Note Pinus Nigricans 
or Austrian Pine. 
Nope (nodus = a knot, and thence a joint, in a limb). Joint 
of a branch, or the point on a stem where the bud or leaf 
is given off. 
Internode = the portion of stem between two nodes. 
Uninodal = shoots produced in one whorl of branchlets in 
a year’s growth. 
Multinodal = shoots produced in more than one whorl 
in a year’s growth. 
NotcHep. Vide EMARGINATE. 
Nor. A seed enclosed within a hard shell. 
Nux Baccata. A nut enclosed in a pulpy covering, as a Yew 
berry. 
