88* 



HORTUS JAMAICEMSIS. 



those plants which have hern.ia.phrodite 

 flowers with five stamens. 



! ITAPETALA. Five-petaled. 

 NTAPHYLLUS. Five- leaved. 



PERFOLlATUM_/b/('M?n. A perfoliate or per- 

 forated leaf. Having the base of the leaf 

 entirely surrounding the stem. 



Perforate. The name of the sixtieth or- 

 der in Linneus's Fragments of a Natural 

 thed. So called because the plants 

 contained in it have die leaves perforated 

 with small. holes. 



Perforatum Perforated. Full of small 

 holes, very apparent when held up to 

 the light. 



" tlANTHIUM. The perianth, or calyx of a 

 flower when contiguous to the other parts 

 of fructification. 



Pekicahphjm. A pericarp, seed-vessel, or 

 seed- ca . 



pRi"i!.-r.TitAT. A bri tly involucre, sur- 

 rounding the base, among the leaflets; 

 in mosses. 



PERMANENT. Applied to leaves that re- 

 main on the plant till the fruit is ripe, or 

 after the summer is over To stipules 

 continuing after the I. ives Irop off. 



PersonaTa. A species of labiate corolla 

 which has the lips closed 



Pertusum. Punched Applied to a leaf 

 which has hollow dots all over the sur- 

 face. 



PetaM'M. A petal. The corollaceous in- 

 tegument of the flower. 



PeTIOLUS. A petiole, leaf-stalk or foot- 

 stalk. 



Petiolulus. A partial petiole Connecting 

 a eaflet with the. main petiole, in com- 

 pound leaves. 

 .Petiohris cirrus. A petiokr tendril. Pro- 

 from the petiole of a leaf. 



Pileus. rhe cap of a fungus, expanding 

 horizontally, and covering the frui 

 cations. 



Pii.osum Hairy. Having the surface co- 

 vered with long distinct tia 



Put's. A hair. An exerctorj duct of a 

 plant, in shape of a bri tie 



BxsSHh, The large feather of a bird's wing, 



or a fin in fish. Applied in botany to the 

 leaflet of some compound leaves. 



Pinnatifidum. A species of simple leaf, 

 divided transversely b\ oblong horizontal 

 segments or jags not extending to the 

 midrib. 



Pjnnatum. Pinnate. A species of com- 

 pound leaf, wherein a simple petiole has 

 several leaff ts fastened to each side of it. 



PlPFRi vm ( Piper. Pepper). The name of 

 the first order in Linneus's Fragments ; 

 and of the second in his Natural Orders. 



PiSTlU.UM Pistil or pointal. A viscus or 

 organ adhering to the fruit, for the re- 

 ception of the po icn. It is the fourth 

 pari of the fructification ; and is suppo- 

 sed by Linneus to be a continuation of 

 the medulla or pith. Its appearance is 

 that, of a column or-set of columns in tue 

 - centre of the flower . and, win n pei ft ct, 

 it consists of tli rt e parts l Gormen, the 

 rm or Ovary 2. Stylus, theiSule. 

 3. A & 



Pitcher-shapi d. Swelling i i I ellying oh* 

 like a pitcher. 



PLACESTATlO. Placentalion The disposi- 

 tion of tit>.- c>u\ led ons or lobes in the ve- 

 etanon or gferminatin of the seed. ~ 

 Hence- veg into - 



1. Acoty otyledones, 



3 j ' ones. 



i fan. 



I'; i. . ! us PI 



PlbmuJ) Pi or fei b< red. 



Plumosi feathered o: 



Plumul ] ing scaly 



bean of the seed, 

 i ! ilic powd* r, nke 



' in the ..n- 

 Ffl< .i, according to 



l.i, in s, d with a liquor 



pi culiar b upon the si ig- 



ii ... I ler, aim explodes 



elasticallj a substance inperceptible to 

 the nakt il ej e. 

 Po ' >ht- 



een'i ... Li i S in. i 



Compreheuding those plan s wliicb i 



hermaphrodite 



