INDEX. 



967 



Phalisnopsis Schilleriana, clinging roots, i. 



754. 



pollination, ii. 227. 



Fhalaris arundinacea, protection of stomata 

 from moisture, i. 294. 



weather-cock leaves, i. 427. 



Phallus, shrivelling through loss of water, i. 



216. 

 Phallus caninus, sphere-crystals, i. 457. 

 Phallus impudicus, ii. 691. 



spore-dispersal, ii. 827. 



Phanerogamia, absence of fossil connecting 



links with lower groups, ii. 613. 



— alternation of generations, ii. 478. 



— analogies with Rhizocarpe* and Sela- 



ginellea in female reproductive organs, 

 ii. 69. 



— aauatic, mode of attachment, i. 77. 



— corrosive power of roots, experimental 



illustration, i. 258. 



— discussion of true nature of partheno- 



genesis, ii. 467. 



— embryo differentiation, ii. 450. 



— fertilized in the air, ii. 71. 



— general characters, ii. 717. 



— homologies of reproductive organs, ii. 717. 



— mechanical action of roots, i. 265. 



— number and grouping in Genera Plant- 



arum of B. and H., ii. 604. 



— pollen and water, ii. 106. 



— pollen-sac arrangement, ii. 89. 



— saprophytic, in meadows, i. 112. 



— sub-phylla, ii. 719. 

 Phanerogamic ovaries, ii. 77. 

 Phaseolus, leaf movements, i. 339. 

 Phaseolus vulgaris, nutation, i. 683. 

 PhUadelphus, separation-layer, i. 361. 

 PhiUyrea, pollination, ii. 138. 

 Philodendron, leaves cover air-roots, i. 225. 

 Philodendron bipinnatifidum stem, ii. 745. 

 Philodendron imbe, i. 365 ; ii. 744. 

 Philodendron Lindenii, root-hairs, i. 224- 

 Philodendron pertusum, i. 365; ii. 744. 

 aerial roots, i. 366. 



Philosophia Botanica, of Linnseus, definition 



of varieties, ii. 514. 

 Phleum, pollination, ii. 142. 

 Phlomis, hairiness, i. 317. 

 Phlox, honey protection, ii. 241. 



— protection of pollen from wet, ii. 111. 

 Phoenix dactylifera, absorbent end of coty- 

 ledon, i. 600. 



germination, i. 607. 



mechanical tissue arrangement, i. 729. 



— — vitality of spermatoplasm, ii. 96. 

 Phosphorescence and light of Fungi, i. 503. 



— of sea, caused by Dinoflagellata, ii. 625. 

 Phosphoric acid, ferment action, i. 465. 

 Phosphorus, in ash of plants, i. 66. 



— necessary for nitrogen compounds, i. 67. 

 Phragmites communis, ash constituents, i. 



mechanical tissue arrangement, i. 731. 



— — spreading of, ii. 798. 

 "Phrygana", of Theophrastus, i.e. semi- 

 shrubs, i. 444. 



Phrygian form, produced by animals, i. 445. 

 Phycocyanin, pigment of Cyanophycese, ii. 



621. 

 Phycoerythrin, i. 460. 



— fluorescence, i. 879, 390. 



— function, i. 390. 

 Phyconiycetes, characters, ii. 668. 

 Phycophsein, pigment of Phteophyceie, ii. 



661. 

 Phygelius, protogynous, ii. 311. 

 Phygelius capensis, flower, ii. 181. 



flowers and autogamy, ii. 384. 



Phyllanthus, phyllocladous plants, i. 334. 

 Phyllanthus cyclanthera, anthers, ii. 90. 

 Phyllanthus speciosus, i. 335. 

 PhyUobium dimorphum, life-history, ii. 638. 

 Phylloclades, in Chenopodiacea;, ii. 749. 



— leaf-branches, i. 333. 



— of CoUetia, &;c., i. 331. 

 PhyUode, nature of, i. 335. 



— of Acacia, i. 637. 



Phyllodes, distribution of stomata on, i. 281. 

 Phylloglossum, general structure, ii. 715. 

 Phyllosiphon arisari, life-cycle, ii. 643. 

 Phyllostachys bambusoides, protection of 



stomata from moisture, i. 294. 

 Phyllotaxis, and shape of leaves, i. 408. 



— determination of, i. 403. 



— of stamens, ii. 85. 



— plan of whorled, i. 397. 



— plans of spiral, i. 400. 



— various series, i. 404. 

 Phylocladia, luminosity, i. 388. 

 Phylogenetic tree, ii. 620. 

 Phylogeny, of plants, ii. 607. 

 Physalis, corolla and autogamy, ii. 366. 



— guides to honey, ii. 249. 



— protection of pollen, ii. 118. 



Physalis Alkekengi, calyx and fruit, ii. 434. 



red pigment, i. 461. 



Physcia ciliaris, apothecium, ii. 681. 

 Physcia parietina, Foliose Lichen, ii. 691 

 Physianthus albens. See A ravjia albens. 

 Physocytium, hfe-oycle, ii. 636. 

 Phyteuma, nectary concealment, ii. 181. 



— opening of flower, ii. 211. ^ 

 — - storing of pollen on style, ii. 359. 

 Phyteuma orbiculare, autogamy, ii. 362. 

 bud-galls of Cecidomyia phyteumatis, 



ii. 544. 

 Phyteuma spicatum, autogamy, ii. 362. 

 Phytolaca decandra, seed and embryo, ii. 



422. 

 Phytophthora omnivora, on seedlings, ii. 



670. 

 Phytoptus and fasciations in Ash, ii. 549. 



— and formation of double flowers, ii. 459. 

 Pigment, chlorophyll-protecting, i. 392. 



— of Florideaj, i. 388. 

 Pigments, fluorescing, i. 379. 



— from bacterial activity, i. 506. 



— of plants, i. 460. 



Pilaoraceje, distinctive features, ii. 6S7. 

 Pilea microphylla, ejection of pollen, ii. 137. 

 Pileus, of Agarics, ii. 491, 689. 



— of Hymenomycetes, ii. 688. 



PUobolus cristallinus, dispersal of spores, ii. 

 825. 



Pilostyles, distribution, i. 204. 



Pilostyles Haussknechtii, mycelium-like tis- 

 sue in host, i. 200. 



Pilularia, leaves and sporocarps, ii. 711. 



Pimpernel. See AnwjaUis. 



Pimpinella magna, anthocyanin, i. 522. 



scent, ii. 202. 



Pimpinella saxif raga, periodically pendulous 

 umbels, i. 530. 



Pine. See Pinus. 



Pine-apple. See Ananassa saliva. 



Pine-cone, phyllota.xis, i. 402. 



Pinguicula, autogamy, ii. 356. 



— capturing apparatus, i. 137. 



— habitat, i. 140. 



— nectary, ii. 178. 



— number of species, &c., i. 140. 

 Pinguicula alpina, leaf section, i. 137. 

 Pinguicula vulgaris, i. 141 ; capsule in dry 



and wet weather, ii. 448. 



— stamen, i. 91. 

 Pink. See Dianthus. 

 Pinus, ii. 721. 



— and resistance to cold. ii. 489. 



— and Witches' Broom, ii. 527. 



— branch, section, i. 22. 



— cone protection, ii. 442. 



— egg-cells, ii. 419. 



— green cotyledons, i. 622. 



— monoecious, ii. 297. 



— mutilation by ruminants, ii. 515. 



— myoorhiza Fungxis, ii. 678. 



— ovuliferous and bract scales, ii. 440. 



— protection of ovules, ii. 72. 



— specific value of leaf anatomy, ii. 565. 



— stomata on leaves, i. 280. 



— subdivision, ii. 725. 

 Pinus Cembra, ii. 727. 

 age, i. 722. 



cold resistance, i. 543. 



Plnua Ombrm, dImMitioM, I. TtL 



poUen-grainji lu wiow-duM, I. SI, 



prot«cU»e renin of oonm. It Ml 



Bood-coat, ii. i3i. 



Pinus cxceUft, cuM reiittaooe, I. MX 

 Pinus Halepeuil* »t>d o.U. l M3. 

 Piuus humilu, bkbit, IiaImim •ikI toow L 

 MS. 



Tyrol. 1. 649. 



Pinus Pinca, aud orjlO, 1. M3. 



seed-coat, ii. 439. 



Pinus Puniilio, female fluirrr, il. 722. 



male and fciimlu cuncs, Ii. 144. 



pollvn-Kraiiui, u. 98. 



poUun stonnt! and diipcruoo. U, I4&. 



Pinus scrotina, bniin.li and cone, il. 44S. 

 Pinus Strobus and I'eriUenDluin JUrvU, IL 



527. 

 Pinus sylvcstris, age, 1. 722. 



and Coleosporiuin scuecioni*. il. OL 



diweusioug, i. 7'.'2. 



ovule, structure, ii. 418. 



ovuliferous scale, ii. 441. 721. 



seed protection and difjiirwl. 11. 449. 



Piper, root-forming k•avl■^ i. 771 



— roots from kaf-cuttmes, i. M. 

 Piperacea.-, cause of while spot* on Kifet, L 



285. 



— collective fruits in, ii. 436. 

 Piper Betle, coUeclive fruit, ii. 437. 

 Pisonia and galls of Peuiphicui coruiculariu^ 



u. 535. 

 Pisonia aculeata, sticky fruit, ii. 870. 

 Pistacia, pollination, ii. 138. 

 Pistacia Lentiscus and Wilchn' Broom, IL 



527. 

 Pistese, characteristics, ii. 745. 

 Pistia, adaptation to change of habitat, i. 76. 

 Piston-apparatus, pollen distnbutiou, il 3G0. 

 Pisum, fruit protection, ii. 446. 



— keel movements and pnllco brush, ii. 2SI. 

 Pitcher of Frullania, ii. 698. 

 Pitcher-plants, digestion of pn-y, i. 124. 

 Pitchers, i. 127. 



— alluring, &c*, contrivancoa, i. 13L 

 Pitfalls, advantage of, i. 158. 



— structure, &c., in Genli»i-a, L 124. 



— various shapes, i. 130. 

 Pith-galls, appearance, ii. 537. 



Pits, bordered, of trachtidi* and tracbetB. L 

 276. 



structure of, i. 45. 



Pitted vessel, i. 469. 

 Placenta of ovarj-, i. C44 : ii. 8L 

 Plagiotheciura neki-roidcum, ahsorplioo- 



ctU.s, i. 85. 

 Plains, type of community, ii. Ss*. 8?2. 

 Plan of whorled pbylloUxis. i. 397. 

 Plane-tree. See Platanut. 

 Plant, adaptation, I. 567. 



— biennial, i. 658. 



functions of root*, I. 751. 



roots, i. 760. 



— cycle of derelopment and dlroatolagy, L 



564. 



— division of labour, i. 367. 



— fanciful conipariioni of Nature- phUoiO- 



phcrs, i. 12. 



— moucecious, ii. 298. 



— spines and prickles, I 433. 



— typical, Goelhcs, i. 12. 

 Pluntaginacraj. ii. 771. 

 Plautago. iKjllinaUon, ii. 135. 



— pnUi-ctiou of poUrn, II. JO 



_8cv.ic<imi.t, 1. ri:. 



PUr.l.>. -J. " M9 



I'Uir. i '■*!»■ ' *^ 



I'Uiit ., .wMattJrmiix 



spikr* and r»a.»U>>n, L 5» 



Plaiilm;.- n-currat*. »plkc» anJ 



PUnliTi"' 



type* of, II. 



