GLOSSAKY AND INDEX. 



543 



Parasitic plants, or Parasites : living on 



the juices of other plants, 88. 

 Parastimon : same as Staminodium. 

 Parenchyma : soft cellular tissue, 41. 

 Parietal : attached or belonging to the 



walls, 292. 

 Parietes : walls of an ovary, &c. 

 Paripinnate: same as abruptly pinnate, 



163. 

 Parnassiaceas, 394. 

 Parsnip, 426. 

 Parted, or partite : cut almost through ; 



160, fig. 262, 266. 

 Partial peduncle, 211. 

 Partial petiole, 164. 

 Partial umbel, 216. 

 Parthenogenesis, 300, 340. 

 PassifloraceoB (Passion-flowers), 422. 

 PaMiform : kneepan-shaped. 

 Patent : spreading wide open. 

 Patulous : moderately spreading. 

 Pauci-, in Latin derivatives : few ; as 

 Paucifldrous: few-flowered. 

 Peach, 415. 

 Pear, 416. 

 Pear-shaped: ovoid at the extremity, 



conical at the base. 

 Pectinate : pinnatifid with close-set and 



equal lobes, like the teeth of a comb 



(pecten), 160. 

 Pectine, and Pectic acid, 55, 310. 

 Pedute : palmate, with the lateral lobes 



again lobed ; appearing like a bird's 



foot, 161, fig. 249. 

 Pedutely: in a pedate mode. 

 Pe'dicd ; the stalk of a particular flower, 



21.1. 

 Pedicellate, pedicdled: having a pedi- 

 cel. 

 Peduncle: a flower-stalk in general. 



either of one blossom or a whole 



cluster, 211. 

 Pedunculate, peduncled : having a pe- 

 duncle. 

 Peloria, 278. 

 Peltate : shield-form or target-shaped ; 



fixed by the centre or some part 



of the lower surface ; fig. 248, 681. 

 Peltinerved: peltately veined. 

 Pelviform : open cup-shaped. 

 Pendent, pendulous : hanging down. 

 Penicillate, penicilliform : tipped with a 



brush of hairs, like a camel's-hair 



pencil. 

 Pennaie: same as pinnate. 

 Penniform : feather-like. 

 Penninerved: same as pinnately nerved 



or veined. 

 Penta-, in Greek derivatives : five ; as 

 Pentacdrpdlarij : of five carpels. 

 Pentacdccous : of five cocci. 

 Pcntagynia, 515. 



Pentdgynous : with five pistils or styles, 

 287. 



Pentdmerous : of five parts ; 234, 239, 

 fig. 354. 



Pentandria, 512. 



Pentdndrous : having five stamens, 279. 



Pentapetalous : of five petals, 276. 



Pentaph0ous : five-leaved, 275. 



Pentdpterous : five- winged. 



Pentasepalous : of five sepals, 274. 



Pentdstichous : in five vertical ranks, 

 135. 



Pepo: a Gourd-fruit, 312. 



Pepper, 456, 469. 



Perennial : lasting year after year, 84. 



Perfect flower : one having both stamens 

 and pistils, 261, 



Perfoliate: when the stem appears to 

 pass through the leaf; 165, fig. 

 293, 294. 



Perforate : pierced with holes, or having 

 transparent dots which look like 

 holes. 



Pergameneous, or pergamentdceous : like 

 parchment. 



Peri-, in Greek derivatives : around. 



Perianth [peridnthium] : the floral en- 

 velopes collectively, either of one 

 set (calyx) or of two sets (calyx 

 and corolla), 222. 



Pericarp : the ovary in fruit, 308. 



Pericdrpic : belonging to tlie pericarp. 



Perichwtial : relating to the 



Periclmth, or perichmtium : the cluster 

 of peculiar leaves surrounding the 

 base of the frait-stalk of Mosses. 



Periclinium : a name for the involucre 

 of Composita;. 



Periderm : same as Epiphloeum. 



Pe'rigonp, or perigdnium : same as Peri- 

 anth. 



Perigynium : bristles or other organs, of 

 doubtful nature, around the pistil in 

 CyperacesE, 497. 



Pengi/nous : borne on the calyx ; liter- 

 ally around the ovary ; i. e. when 

 the petals or stamens are adnate to 

 the base of the ovary or to the 

 calyx ; 251, 268, fig. 388, 389, 281. 



Peripelalous : around the petals. 



Peripheric: surrounding the circumfer- 

 ence. 325 ; as the embryo around 

 the albumen in fig. 621. 



Perisperm: the albumen of the seed, 

 322, or that albumen which is 

 formed in the tissue of the nucleus, 

 323. 



Peristome, 502. 



Peritropous, periiropal (seed) : horizon- 

 tal to the axis of the fruit. 



Perpendicular system of the stem, 112. 



Persimmon, 443. 



