perpusil'ms 



phaenogamouft 



vertical, either (a) to the horizon, 

 or (6) to its attachment ; ~ Sys'- 

 tem, = FIBRO - VASCULAR SYSTEM 

 (Crozier). 



perpusil'lus (Lat.), very small. 



persicic'olor (persicum, a peach, color, 

 colour), persici'nus (Lat.), peach- 

 coloured, a rosy pink. 



persis'tent, persis'tens (Lat., persever- 

 ing), remaining till the part which 

 bears it is wholly matured, as the 

 leaves of evergreens ; Persis'tence, 

 constancy, as ~ of Variation, the 

 variety or tendency to vary per- 

 sisting. 



Q&i'sona.te,persona'tu8 (Lat. , masked), 

 used for a bilabiate corolla having 

 a prominent palate. 



Perspira'tion (Crozier), see TRAN- 

 SPIRATION. 



pertu'sate = pertuse', pertu'susCL&t., 

 perforated), having slits or holes. 



Pe'rula (Lat., a little wallet), (1) the 

 scale of a leaf-bud ; (2) Lindley 

 also gives it as a projection in the 

 flower of Orchids, the MENTUM ; 

 (3) = PERITHECIUM ; per'ulate, 

 perula'tus, furnished with protec- 

 tive scales. 



perval'var (per, through, valva, a 

 valve) Ax'is, the main longi- 

 tudinal axis of a Diatom frustule, 

 the line which forms the centre of 

 the dividing plane, penetrates the 

 cell-cavity in the epi- and hypo- 

 thecal directions at equal distances 

 from the enclosing walls, and unites 

 the centres of the valves (0. 

 Mueller). 



per'vious, per'vius (Lat., passable), 

 having an open passage-way. 



Pes, Ped'is (Lat.), a foot, (1) used in 

 such compounds as longipes, long- 

 stalked ; (2) a foot of twelve inches 

 measurement ; cf. FOOT. 



Pet'al, Pet' alum (irfraXov, a flower- 

 leaf), one of the leafy expansions 

 in the floral whorl styled the 

 Corolla ; the word was taken by 

 Blair from Columna ; ~ -like, ~ 

 -shaped, petaloid ; petala'tus, 



possessing petals or a corolla; 

 Petaliflca'tion (facio, I i 



make) 



PETALODY ; petalif erous, bearing 

 petals ; pet'aliform, petaliform'is 

 (forma, shape), petal-shaped ; pet'- 

 aline, petali'nus, petal-like, or re- 

 lating to petals; Pet'alode (eTSos, 

 resemblance), an organ simulating 

 a petal; petalo'deus (Lat.), (1) = 

 PETALODY ; (2) having petals ; 

 Petalo'dy, the metamorphosis of 

 stamens or other organs into petals ; 

 pet'aloid, petaloi'deus, like a petal, 

 or having a floral envelope resem- 

 bling petals ; An'ther, an anther 

 borne on a petal, the filament re- 

 sembling a petal ; Petaloma'nia 

 (navla, madness), an abnormal 

 multiplication of petals ; Petaloste'- 

 mpnes (vT-fuwv, a filament), plants 

 with flowers whose stamens are 

 adherent to the corolla ; pet'alous, 

 Blair's term for having petals. 



petiola'ceus (petiolus, a little foot or 

 leg-f acews) (Lat.), having reference 

 to the petiole by attachment, 

 transformation, or appearance ; 

 petiola'neus or petiolea'nus (Mod. 

 Lat.), consisting of the petiole 

 or of some modification of it ; pet'- 

 iolar, petio'laris, pet'iolary, borne 

 on, or pertaining to a petiole ; pe- 

 t'iolate, petiola'tus, having a pe- 

 tiole ; Petiole, Pet'iolus, the foot- 

 stalk of a leaf ; Pet'iolule, Petiol'u- 

 lus, (1) a small petiole ; (2) the 

 petiole of a leaflet; petiol'ulate, 

 petiolula'tus, having a petiolule ; 

 petiol'ular, petiolula'ris, belonging 

 to a petiolule. 



petrae'us (Lat.), growing amongst 

 rocks ; petro'sus (Lat., rocky), 

 growing amongst stones. 



Pezizaxan'thine (+ XANTHIN), a 

 special orange-colouring matter, 

 also termed Pezi'zin, Rosoll's name 

 for the same pigment in Peziza 

 aurantia, Pers., etc. ; pezi'zoid 

 (eI5oy, resemblance), peziza-, or cup- 

 shaped. 



phaenic'eus = PHOENICEDS. 



phaenocar'pous -pus (<f>alvw, I appear, 

 /ca/>7ros, fruit), having a distinct 

 fruit, with no adhesion to sur- 

 rounding parts ; pliaenog'amoua 



191 



