SLOSSAEY AND IND3X. 21& 



parapnyiet, jointed filaments mixed with the antheridia of Mossm 



Paratitic, living as a parasite, i. e. on another plant or animal, 37. 



Parenchemytous, composed of parenchyma. 



Parenchyma, soft cellular tissue of plants, like the green pulp of leases, 138, 



Parietal (placentae, &c.), attached to the walls (parleys) of the ovary. 



Paripinnate, pinnate with an even number of leaflets. 



Parted, separated or cleft into parts almost to the base, 55. 



Parthenogenesis, producing seed without fertilization. 



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; par 



tial umbel, an umbellet, 76. 



Partition, a segment of & parted leaf; or an internal wall in an ovary, anther, &c. 

 Patelliform, disk-shaped, like the patella or kneeoan. 

 Patent, spreading, open. Patulous, moderately spreading. 

 Pauci-, in composition, few; as paucijlorous, few-flowered, &c. 

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

 Pectinate, pinnatifid or pinnately divided into narrow and close divisions, like the 



teeth of a comb. 

 Pedate, like a bird's foot; palmate or palmately cleft, with the side divisions agair 



cleft, as in Viola pedata, &c. 



Pedicel, the stalk of each particular flower of a cluster, 73. 

 Pedicellate, Pedicelled, borne on a pedicel. 

 Pedalis, Latin for a foot high or long. 



Peduncle, a flower-stalk, whether of a single flower or of a flower-cluster, 78. 

 Peduncled, Pedunculate, furnished with a peduncle. 

 Peloria, an abnormal return to regularity and symmetry in an irregular flower; com 



monest in Snapdragon. 

 Peltate, shield-shaped; said of a leaf, whatever its shape, when the petiole is at 



tached to the lower side, somewhere within the margin, 53. 

 Pelviform, basin-shaped. 



Pendent, hanging. Pendulous, somewhat hanging or drooping. 

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



the stigmas of some Grasses. 



Pennate, same as pinnate. Penninerved and Penniveined\ pinnately veined, 51. 

 Penta- (in words of Greek composition), five; as Pentadelphous, 99; Pentagynous, 



with five pistils or styles; Pentamerous, with its parts in fives, or on the plan of 



five; Pentandrous, having five stamens, 112; Pcntasticho&s, in five ranks, &c. 

 Pepo, a fruit like the Melon and Cucumber, 119. 

 Perennial, lasting from year to year, 38. 

 Perfect (flower), having both stamens and pistils, 31. 

 Perfoliate, passing through the leaf, in appearance, 60. 

 Perforate, pierced with holes, or with transparent dots resembling holes, as an 



Orange-leaf. 



Peri-, Greek for around ; from which are such terms as 

 Perianth, the leaves of the flower collectively, 79. 

 Pericarp, the ripened ovary; the walls of the fruit, 117. 

 Pericarpic, belonging to the pericarp. 

 Perigonium, Peri gone, same as perianth. 

 Perigynium, bodies around the pistil; applied to the closed cup or bottie-shapeo 



body (of bracts) which encloses the ovary of Sedges, and to the bristles, littl* 



scales, &c., of the flowers of some other Cyperaceae. 

 Perigynous, the petals and stamens borne on the calyx, 95, 99. 

 Peripherie, around the cutside, or periphery, of any organ. 

 Perispe.rm, a name for the albumen of a seed. 

 Perutome, the fringe of teeth to the spore-case of Mosses, 163. 

 Persistent, remaining beyond the period when such parts commonly fall, as th 



leaves of evergreens, and the calyx of such flowers as persist during th growth 



of the fruit- 



