Putamen 
quadrifoliolate 
Puta’men (Lat., shells, rind), (1) the 
shell of a nut; (2) the hardened 
endocarp of stone-fruit ; putamina’ - 
ceus (+aceus), having the texture 
of the stone of a drupe. 
Pye’nid, Pyc’nide, Pycnid’‘ium, pl. 
Pyenid’ia (rvxvos, dense), a cavity 
resembling a pyrenocarp in 
Lichens, etc., containing gonidia 
(pycnoconidia or stylospores) ; 
Pycnid’iophore (popéw, I carry), a 
compound sporophore _ bearing 
pycnidia; pycnoceph’alous (xepad7, 
a head), thick-headed, as when 
Composite flower-heads are clus- 
tered closely; Pycnid’iospore (a7opa, 
@ spore), a spore produced in a 
pycnidium; Pycnoconid’‘ium (+ 
Conipium), a conidium produced in 
a pycnidium, astylospore ; Pycno- 
gonid’‘ium (+ Gonip1uM) = Pycno- 
CONIDIUM; Pyc’nospore (c7opd, a 
seed) = PycnoconipIUM ; pycnos’- 
tachous (crdxvs, a spike), in com- 
pact spikes. 
pygmae’us (Lat.), dwarf, pygmy. 
pyogenet’ic (rior, pus, yéveots, begin- 
ning), pus-forming, the function-of 
certain bacteria. 
pyracan'thus (mip, fire, dkavda, a 
thorn), with red or yellow spines. 
pyram’‘idal, pyramida'lis (Lat. ), pyra- 
mid-shaped. 
Py’rene, Pyre’'na (mupyv, kernel or 
stone), (1) a nucule or nutlet; (2) 
a small stone of a drupe, or similar 
fruit; Pyrenar’ium, a pear-fruit, 
pome-like, but tapering; Pyren- 
a‘rius, a drupaceous pome, as in 
Crataegus; Pyre’nin, Schwarz’s 
term for the constituent of 
the bedy of the nucleus; cf. 
AMPHIPYRENIN; Pyre’nium ; an old 
name for the receptacle of Sphaeri- 
aceous Fungi; Pyre’nocarp (kapros, 
fruit) (1) = Periraecium; (2) = 
DRupE; adj. pyrenocar’pous ; py- 
reno’deous (eldos, resemblance), like 
a pyrenoid, wart-like; pyreno’dine, 
‘‘globular and nuclear” (Leighton); 
Py’renoid (clos, resemblance), 
minute rounded granular colourless 
bodies, embedded in the chromato- 
217 
phores, amylum-centres (Schmitz) ; 
Pyrenoli’chenes( + Lichen), Wainio’s 
term for Pyrenomy’cetes, that is, 
Fungi possessing perithecia. 
Pyrid‘ion (pyrus, or pirus, a pear), 
used by Linnaeus for the pear- 
fruit, a tapering pome ; pyrif’erous 
(fero, I bear), pear-shaped ; py’ri- 
form, pyriform’is (forma, shape), 
resembling a pear in shape. 
pyx’idate, pyxida’tus (Lat., box-like), 
furnished with a lid, as some cap- 
sules; Pyxid’'ula + = Pyxid‘ium, 
Moench’s term for the fruit of 
Amaranthus, a dehiscent capsule, 
sometimes used for the following : 
Pyx’is, (1) a capsule with circum- 
scissile dehiscence, the upper 
portion acting as a lid; (2) + the 
theca of a Moss; (3) ‘‘ the same as 
Scyphus ” (Lindley). 
quadran’gular, quadrangular'is(Lat.), 
four - cornered ; quadran’gulus, 
quadrangula’tus (Lat.), having four 
angles, which are usually right 
angles. 
Quad’rant (quadrans, a fourth part), 
the quarter of an oospore, which 
is so divided by the ~ Wall; quad- 
ricap’sular( + CapsuLa), havingfour 
capsules; quadricotyledo’neus (+ 
CotYLEDON), apparently with four 
cotyledons, each normal cotyledon 
being divided to the base; quad- 
ricru'ral, quadricru’ris (crus, cruris, 
a leg), with four supports ; quadri- 
den'tate (dentatus, toothed), having 
four teeth ; quadridigita’to-pin- 
na'tus (digitus, a finger), with four 
digitate divisions, each of which is 
pinnate ; quadridigita’tus, divided 
into four divisions ; Quadriere’mus 
(+ ErEmvus)=CoENosBiIvM ; quadri- 
far’ious, -rius (Lat., fourfold), in 
four ranks, as leaves; quad’rifid, 
quadrifidus (Lat.), four - cleft, 
to about the middle or below; 
quad'rifoil (folium, a leaf) = quad- 
rifo/liate, when the petiole bears 
four leaflets at the same point; 
quadrifo’liolate, strictly, with four 
subordinate leaflets, but sometimes 
