GLOSSARY AND INDEX. 215 



Paraphyses, jointed filaments mixed with the antheiidia of INIosses. 



Parasitic, liviiij^ as a parasite, i. e. on anotiier plant or animal, ■il. 



Parenchemyluus, composed of parenchyma. 



Parenchijma, soft cellular tissue of plants, like the green pulp of leaves, 132. 



Parietal (placenta, &c.), attached to the walls (parities) of the ovary. 



Paripinnatc, pinnate with an even number of lealiets. 



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



Parthenogenesis, producing seed without fertilization. 



Partial involucre, same as an invnlucel; partial petiole, a division of a main leaf- 

 stalk or the stalk of a leaflet; partial j)eduncle, a branch of a peduncle; par- 

 tial umbel, an umbellet, 70. 



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



Patelliform, disk-shaped, like tUe patella or kneepan. 



Patent, spreading, open. Patulous, moderately spreading. 



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



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



Pectinate, pinnatitid 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 again 

 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, 73. 



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, 5-3. 



Pelviform, basin-shaped. 



Pendent, hanging. Pendulous, somewhat hanging or drooping. 



Penicillate, PenicilliJ'orm, tipped with a tuft of tine hairs, like a painter's pencil; as 

 the stigmas of some Grasses. 



Pennate, same as pinnate. Penninerved and Penniceined, pinnate' v veined, 51. 



Penta- (in words of Greek composition), five; as Ptntadttphous, 99; Pentoffyanus, 

 with Ave pistils or styles; Pentamerous, with its j)arts in fives, or on the plan of 

 five; Pentandrous, having five stamens, 112; Pintustichous, in five ranks, iS:c. 



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



Perennial, lasting from v-ear to year, .38. 



Perfect (flower), having both stamens and pistils, 81. 



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



Perfoi-ate, pierced with holes, or with transparent dots resembling holes, as an 

 Orange-leaf. 



Pert-, Greek for around; from which arc 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. 



Perit/onium, Perit/one, ^ame us perianth. 



Perigynium, bodies around the pistil; applied to the closed cup or bottle-shaped 

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

 scales, &.C., of the flowers of some other Cyperacea;. 



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



Peii'pfi^.ric, around the outside, or peri])hery, of any organ. 



PerLiperm, a name for the albumen of a seed. 



Peristome, the frmge of teeth to the spore-case of Mosses, 163. 



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

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

 of the fruit. 



