232 EljCAL YPTUS. 



Parietal (placentae, etc.): attached to the walls (p-rietes) of the ovary or 

 pericarp. 



Parted: separated or cleft into parts almost to the base. 



Partial involucre, same as an involucel ; partial petiole, a division of a 

 main leaf stalk or the stalk of a leaflet; partial peduncle, a branch of 

 a peduncle; partial umbel, an umbellet. 



Patent: spreading; open. Patulous : moderately spreading. 



Pauci-, in composition, few; as pauciflorous, few-flowered, etc. 



Pear-shaped : solid obovate, the shape of a pear. 



Pectinate : pinnatifid or pinnately divided into narrow and close divi- 

 sions, like the teeth of a comb. 



Pedate : like a bird's foot; palmate or palmately cleft, with the side divi- 

 sions again cleft, as in Viola pedata, etc. 



Pedate ly cleft, lobed, etc.: cut in a pedate way. 



Pedicel : the stalk of each particular flower of a cluster. 



Pedicellate, Pedicel led : furnished with a pedicel. 



Peduncle: a flower-stalk, whether of a single flower or of a flower- 

 cluster. 



Peduncled, Pedunculate : furnished with a peduncle. 



Peltate : shield-shaped; said of a leaf, whatever its shape, when the pet- 

 iole is attached to the lower side, somewhere within the margin. 



Pendent : hanging. Pendulous : somewhat hanging or drooping. 



Penicillate : tipped with a tuft of fine hairs, like a painter's pencil; as 

 the stigmas of some Grasses. 



Penta- (in words of Greek composition): five; as 



Pentagynous : with five pistils or styles. 



Pentamerous : with its parts in fives, or on the plan of five. 



Pentandrous : having five stamens. Pentastichous : in five ranks. 



Pepo : a fruit like the Melon and Cucumber. 



Perennial : lasting from year to year. 



Perfect (flower): having both stamens and pistils. 



Perfoliate : passing through the leaf, in appearance. 



Perforate : pierced with holes, or with transparent dots resembling holes, 

 as an Orange-leaf. 



Perianth : the leaves of the flower generally, especially when we cannot 

 readily distinguish them into calyx and corolla. 



Pericarp : the ripened ovary; the walls of the fruit. 



Pericarpic : belonging to the pericarp. 



Perichcsth : the cluster of peculiar leaves at the base of the fruit-stalk of 

 Mosses. 



Perichcstial : belonging to the perichaeth. 



Perigonium, Perigone : same a.s perianth. 



Perigynium : bodies around the pistil; applied to the closed cup or bot- 

 tle-shaped body which encloses the ovary of Sedges, and to the bris- 

 tles, little scales, etc., of the flowers of some other Cyperaceae. 



