648 



INDEX. 



Phaseolus vulgaris, 241. 

 Phegopteris, vascular system, 



2S4, 285. 

 Phellandrium aquaticuni, 



vascular system, 242. 

 Phelloderm, 552. 

 Phellogenetic meristem, 



109. 

 Philadelphus, 560 : cork, 



no, 114 ; periderm, 552 ; 



vascular system, 244. 

 Philadelphus coronarius, 



244, 48o> 502, 546. 

 Philesia, vascular system, 



304. 

 Philesia buxifolia, stomata, 



45- 



Philodendron, aerial roots, 

 230; cork, 108; crystals, 

 140 ; laticiferous passages, 

 436, 444 ; sclerenchyma, 

 421 ; secretory reservoirs, 

 202; vascular bundles, 360 

 (Fig. 168) ; vascular sys- 

 tem, 268, 315, 361. 



Philodendron cannaefolium, 

 411, 445. 



Philodendron crinipes, 445. 



Philodendron eximium, 445. 



Philodendron hastatum, 268, 



445- 

 Philodendron Imbe, 419, 



445; sieve-tubes, 173, 176. 

 Philodendron lacerum, 445. 

 Philodendron Melinoni, 444. 

 Philodendron micans, 268, 



361, 445- 

 Philodendron pedatum, 230. 

 Philodendron pinnatifidum, 



445- 

 Philodendron Rudgeanum, 



268, 419, 445. 

 Philodendron Sellowianum, 



crystals, 140, 445. 

 Philodendron tripartitum, 



268, 445. 

 Philydrum, raphides, 220. 

 Phlebodium, 304. 

 Phleum Boehmeri, stomata, 



50. 

 Phloem, 317, 324. 

 Phlox, vascular system, 243. 

 Phoenix, sclerenchyma, 420 ; 



vascular system, 266, 357. 

 Pholidophyllum, 31, 64, 71, 



411: stomata, 37 (Fig. 12J, 



40. 

 Pholidota, sclerenchyma, 



128. 

 Phoradendron, haustorium, 



384. 

 Phormium, 102: sclerenchy- 

 ma, 418, 422; stomata, 46. 

 Phormium tenax, cuticle, 



76; fibre, 131; parenchy- 

 ma, 409 ; vascular system, 



Phragmites, air-spaces, 215; 

 endodermis, 124. 



Phragmites communis, sto- 

 mata, 50, 124. 



Phryganocydia, 574. 



Phrynium, vascular system, 

 212, 267, 302. 



Phrynium setosum, 302. 



Phrynium violaceum, 267, 



Phyllocladus, 118, 300. 



Phylloglossum, root-struc- 

 ture, 365 ; vascular sys- 

 tem, 335, 365. • 



Physosiphon, hairs, 55 ; la- 

 mina, 407, 411. 



Physosiphon Loddigcsii, 

 411. 



Pliysostegia virginiana, sto- 

 mata, 41 ; water-pore, 52. 



Phyteuma Halleri, latici- 

 ferous tubes, 434. 



Phyteuma spicata, 434. 



Phytocrene, anomalous 



wood, 575 (Figs. 227, 

 228), 589 ; sieve-tubes, 

 176 ; vessels, 169. 



Phytolacca, crystals, 143 ; 

 medullary bundles, 248, 

 249. 



Phytolacca dioica, anoma- 

 lous structure, 248, 589, 

 594, 600. 



Phytolacceae, anomalous 

 structure, 590. 



Picea, 493. 



Picridium tingitanum, 433. 



Piddingtonia, 434. 



Pilea, cystoliths, 105. 



Pilea decora, 105. 



Pilea densiflora, 105. 



Pili, 54- 



Pilostyles, thallus, 384. 



Pilularia, intercellular hairs, 

 220; sclerenchyma, 429; 

 vascular system, 211, 279, 

 283, 284, 301, 344. 



Pilularia globulifera, 220, 

 283. 



Pilularia minuta, 283. 



Pinguicula, digestive glands, 

 100; hair-structures, 64. 



Pinus, 13, 67, 77 : bordered 

 pits, 163; cotyledons, 245 ; 

 cuticle, 76 ; medullary 

 rays, 490, 491; periderm, 

 553> 559 ; root develop- 

 ment, 398 ; ruptured cells, 

 67; scale-bark, 559; se- 

 cretory reservoirs, 202, 

 544 ; sieve-tubes 522 ; 

 thickening, 472, 476,477, 



480; vascular system, 308, 



356, 378, 380. 

 Pinus austriaca, 67, 

 Pinus Ccmbra, 472. 

 Pinus halepensis, 356. 

 Pinus Laricio, 202, 378, 380, 



491. 

 Pinus Larix, cork, no. 

 Pinus nigricans, 495, 522, 



559. 



Pinus Picea, 443. 



Pinus Pinaster, 67 : section 

 of wood, 78 (Fig. 27), sto- 

 mata, 35 (Fig. 1 1) ; vascu- 

 lar bundle, 381 (Fig. 185). 



Pinus Pinea, 245, 356. 



Pinus Pumilio, 67. 



Pinus Strobus, 202, 510, 522, 

 544, 553: growth of wood, 

 477 ; stomata, 49. 



Pinus sylvestris, 70, no, 202, 

 356, 461, 522, 553, 559: 

 annual rings, 476, 477, 505; 

 bordered pits, 164; cam- 

 bial zone, 462 (Fig. 195); 

 medullary rays, 49 1 ; spiral 

 vessels, 158, 159 (Fig. 58); 

 stomata, 49 ; thickening, 

 471 ; tracheides, 165 ; vas- 

 cular system, 247 (Fig. 

 no), 380. 



Piper, anomalous growth, 

 567 ; medullary bundles, 

 249. 



Piper geniculatum, 249. 



Piper nigrum, hairs, 65. 



Piper rugosum, cortex, 404. 



Piperaceae, 456, 536 : epi- 

 dermis, 33 ; hair struc- 

 tures, 65 ; medullary 

 bundles, 535; root-struc- 

 ture, 516 ; sclerenchyma, 

 420 ; secretory reservoirs, 

 136, 145; tracheae, 156; 

 vascular system, 248, 249, 

 250, 391. 



Piptatherum, 419. 



Pirus, 113,470,539: cortex, 

 404 ; fibres, 528; pith, 403; 

 sieve-tubes, 523. 



Pirus communis, 71, 471, 

 480, 536; crystals, 530; 

 ligneous bundle, 495 ; 

 sieve-tubes, 176; stomata, 

 49. 



Pirus Malus, 555: lenticels, 

 562, 563, 565; pith, 403. 



Pirus prunifolia, 493. 



Pirus torminalis, 167. 



Pisonia, anomalous growth, 

 59°) 593 j vascular system, 

 308. 



Pisonia hirtella, 598. 



Pistacia Lentiscus, crystals, 



