putaminaeeus 



Quadrant 



cena ( + ageous), having the tex- 

 ture of the stone of a drnpe. 



Pyc'nid, Pyc'nide, Pycnid'ium, pi. 

 Pycnid'ia {nruKvhs, dense), a csdvity 

 resembling a pyxenocarp in Lichens, 

 etc., containing gonidia (pycnoco- 

 nidia or stylospores) ; Pycnid'io- 

 pliore {<pop4w, I carry), a compound 

 sporophore bearing pycnidia ; Pyc- 

 nid'iospore (rriropck, a spore), a spore 

 produced in a pycnidium ; Pyc'niuni, 

 a sorus of Uredineae in the initial 

 stage (irthur) ; adj. pyc'nial ; the 

 spores are termed Pyc'nospores ; 

 pycnoceph'aloua (k€<^oX);, a head), 

 thick-headed, as when Composite 

 flower-heads are clustered closely ; 

 Pycnoconid^ium ( + Conidium), a 

 conidium produced in a pycnidium ; 

 a stylospore ; Pycnogonid'ium ( -{- 

 Gonidium) = Pycnoconidium ; 

 Pyonophyti'a {tpvrhy, a plant), 

 "closed formations" (Clements); 

 Pyc'noapore {avopk, a seed), = 

 Pycnoconidium ; pycnos'tachous 

 {ardx^^f ^ spike), in compact 

 spikes. 



Pyono'sifi {vuKvuffis, condensation), 

 used by Maire to express atrophy 

 by becoming dense and thickened. ' 



pygmae'us (Lat.), dwarf, pygmy. 



Pyocy'anase, the enzyme of Bacillus 

 pyocyanus. 



pyogenet'ic {vvov, pus ; yevecis, begin- 

 ning), pus- forming, the function of 

 certain bacteria ; pyogen^'ic = pyo- 



OENETIC. 



pyraoan'thus {vvp, fire ; UKapda, a 

 thorn), with red or yellow spines. 



pyram'idal, pyramida'lis (Lat.), pyra- 

 mid-shaped. 



Py'rene, Pyre'na {irvp^Vp kernel or 

 stone), (1) a nucule or nutlet ; (2) 

 a small stone of a drupe, or similar 

 fruit ; Pyrenar'ium, a pear-fniit, 

 pome-like, but tapering ; Pyren- 

 a,'rias, a dnipaceous pome, as in 

 (Crataegus ; Pyre'nin, Schwarz's 

 term for the constituent of the body 

 of the nucleus ; cf. Amphipyrenin ; 

 Pyre'nium, an old name for the 

 receptacle of Sphaeriaceous Fungi ; 

 Pyr^'nocarp {Kaprhs, fruit), (1) = 



Perithecium ; (2) = Drupe ; 

 pyrenocar'pic ; pyrenocar'pons, re- 

 lating to a pyrenocarp, or perithe- 

 cium ; p3rreno'deou8 («?5os, resem- 

 blance), like a pyrenoid, wart-like ; 

 pyreno'dine, "globular and nuclear" 

 (Leighton) ; Py'renoid, minute 

 rounded granular colourless bodies, 

 embedded in the chromatophores, 

 amylum centres (Schmitz); Pyreno- 

 li^chenes ( -f Lichen), Wainio's 

 term, for a series of Lichens analogous 

 to Pyrenomy'cetes, that is, Fungi 

 possessing perithecia. 



pyrenopsid'ian, similar to the genus 

 Pyrenopsis. 



Pyridlon (pyriis, or pirus, a pear), 

 used by Linnaeus for the pear-fruit, 

 a tapering pome, ; pyrif'erous ifero^ 

 I bear), pear-shaped ; py'riform 

 pyri/ormis {forma, shape), resem' 

 bling a pear in shape. 



Pyri'iim {-rrvp, trvphs, fire), " a bum 

 succession " (Clements) ; pyroph'il- 

 0U8 {(pi\4w, I love), growing by 

 preference on burnt earth. 



Pyr'rhophyll {irvpphs, flame-coloured ; 

 {<pv\Kov, a leaf), the colouring- 

 matter contained in the Peridineae 

 (Warming). 



]PYz'idB.te, pyxidaHus (Lat., box-like), 

 furnished with a lid, as some cap- 

 sules ; Pyxid'ula t ~ Pyxid'iiua, 

 Moench's term for the fi'uit of 

 Aviaranthus, 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) X tihe theca of a 

 Moss; (3) "the same as Scyphus" 

 (landley). 



quadran'gnlar, quadrangular' is, (Lat.), 

 four-cornered ; quadran'gulns, qnad- 

 renfipila'tua, (Lat.), having four 

 angles, which are usually right 

 angles. 



Qnad'rant {quadrans, a fourth part), 

 the quarter of an oospore, which is. 

 so divided by the ■^ Wall; Qnad'- 

 rat, a square marked out for study 

 of the vegetatipn therein contained, 

 usually one metre square = 1 0936 



316 



