762 



SUBJECT INDEX 



Profile position of chloroplast, 272, 273. 



Prosenchvnia, see Cell, prosenchymatous. 



Protein, 21, 42. 327. 



Protein-crystal, 37, 269, 337, 410, 417. 



Protein-synthesis, 202. 



Protoderm, 75, 88, 90 sqq., 148, 202 sqq., 



540. 

 Protohadrome, 308, 392. 

 Protoleptome, 392. 

 Protophloem, 393. 

 Protoplasm, 18. 



irritable structure of, 571. 



peripheral layer of, 21, 22, 41. 



streaming of, 21 sqq. 



structure of, 19, 20. 

 Protoplasmic circulation, 22. 

 Protoplasmic connecting thread, 422, 034, 



635, 636, 637. 

 Protoplasmic fibril, 638, 639. 

 Protoplasmic reticulum, 274. 

 Protoplasmic rotation, 22. 

 Protoplasmic strand, 22, 30, 31, 33. 

 Protoplast, 15, 18. 



naked, 43. 



non-nucleated, 29, 30. 

 Protostele, 375. 

 Protoxylem, 370, 393. 

 Pseudo-bulb, 400. 

 Pseudo-parenchyma, 62, 431. 

 Pulvinus, 543, 544, 566 sqq., 607, 609, 613, 



615, 641 sqq. 

 Pyrenoid, 269, 271. 



Raphide, 530, 5tl 532 533 : 5&4. 



Rarefied air in vessels, 314, 317. 



Ray-initial, 654, 655. 



Reflex-centre. 635. 



Reserve-cellulose, 43, 46, 413, 414, 419, 422. 



Reserve-materials, 396, 409 sqq. 



Reserve -protein, 415 sqq., 429. 



Resin, 337, 343, 344, 485, 515, 521, 522, 685. 



Resin-gland, 511. 



Resin-passage, 521 sqq., 541, 666, 668. 



Resinogenetic layer, 518, 522. 



Respiration, 432. 



Rhizine, 260. 



Rhizodermis, see Piliferous layer. 



Rhizoid, 226. 227, 228, 229, 230. 253. 



pegged, 227. 



simple, 227. 

 Rhizomorph, 198, 260, 391. 

 Ring-bark, 143. 



Ringing-experiment. 306, 334, 656, 662. 

 Root-cap, 7S, 82, 83, 88, 89, 90, 91, 93 600. 

 Root-hair, 30, 31, 66, 217 sqq., 222, 223 sqq. 

 Root-pressure, see Exudation-pressure. 

 Root-print, 223. 



Sachs' iodine test, 438. 

 Salt-gland, 499. 

 Santalin, 685. 

 Sap-cavity, 21, 22, 41, 417. 

 Saprophyte, 250 sqq. 

 Sap-wood, 684, 685. 

 Scale (scale-hair), 129. 

 absorbing, 241, 242. 



Scale-bark, 143. 

 Schizogenous air-space, 483. 



gland, 486, 516. 

 Scillin, 415. 

 Sclereide, 158, 159, 160, 161, 162, 657. 



columnar, 160. 



multiradiate, see Osteosclereide. 

 Sclerenchyma, sec Sclereide. 

 Sclerotium, 146, 431. 

 ScutcUum, 247, 248, 505, 507. 

 Secondary thickening, 647 sqq. 



anomalous, 688 sqq. 



excentric, 675 sqq. 



in Monocotyledons, 686 sqq. 



in Palms, 648. 



of fleshy roots, 696 sqq. 



of liane-stems, 690 sqq. 

 Secretion of digestive glands, 504. 



of hydathodes, 499. 



of nectaries, 508. 

 Secretion-current, see Hydathode-current. 

 Secretory duct, see Secretory passage. 

 Secretory passage, 521 sqq., 541, 657, 666. 

 Secretory sac, see Gland, internal. 

 Segment, 81. 

 Segmentation, simultaneous, 59. 



successive, 59. 

 Self-regulation, 11, 69, 681. 

 Sense-organ, 72, 571 sqq. 



gravitational, 595 sqq. 



optical, 613 sqq. 



tactile, 574 sqq. 

 Sensory epithelium, 563, 564, 572, 574, 577, 



578, 582, 616 sqq., 632. 

 Septation, 55. 

 Shade-leaf, 295 sqq., 388. 

 Sheath, protective, see Endodermis. 

 Shock, 11. 



Sieve-field, 329, 394. 



Sieve-plate, 329, 330 sqq., 389, 390, 394 sqq. 

 Sieve -pore, 330 sqq. 

 Sieve-tube, 305 sqq., 329, 330 sqq., 346 sqq., 



366, 367, 389, 390, 653. 656 sqq. 

 Sieve-tubes of climbers, 334. 

 Silica, 48, 110, 130, 537 sqq., 685. 

 Silica-corpuscle, 537, 538. 

 Sliding growth, 669, 687. 

 Slime-string, 329, 394. 

 Sodium chloride, 499. 

 Solenostele, 377. 

 Sphaerocrystal, 531, 539. 

 Sphaerraphide, 531, 532, 535. 

 Spore, 43. 



Spring-wood, 675 sqq. 

 Stahl's cobalt method, 458. 

 Starch, 331, 333, 335, 409 sqq., 656, 667. 



transitory, 293, 328. 

 Starch-cellulose, 410. 

 Starch-crescent, 604, 605, 667. 

 Starch-grain, 337, 343, 344. 



falling, see Statolith. 



included, 268, 292, 395. 

 Starch-sheath, see Endodermis. 

 Statocyst, 574, 595 sqq. 

 Statolith, 597 sqq. 

 Statoliths, regeneration of, 609 nqq. 







