INDEX. 



971 



Hemerocallis, 597, 598. 

 Hemicyclic, 600, 641. 

 Hemileia, 956. 

 Hepaticae, 345, 346. 

 Heppia, 328. 



Heracleum, 610 (Fig. 415). 

 Hermaphrodite, 490. 

 Herminium, 218 (Fig. 158). 

 Herpothamnion, 291 (Fig. 



189). 

 Hesperideae, 660. 

 Hesperidiam, 6i6. 

 Heterocyst, 247. 

 Heteroecism, 332. 

 Heteromerous, 601. 

 Heteromerous lichens, 320. 

 Heterosporeae, 389. 

 Heterostylism, 907. 

 Hibiscus, 616. 

 Hieracium, 926. 

 Hildenbrandtia, 289. 

 Hilum, 492, 570, 618. 

 Himanthalia, 282. 

 Hippocastaneae, 644, 660 



(Fig. 455). 

 Hippocrateaceae, 660. 

 Hippurideae, 662. 

 Hippuris, 155,537, 649 (Figs. 



119,360). 

 Histology of — 



Dicotyledons, 649. 



Filices, 438. 



Gymnosperms, 530. 



Ligulatae, 481. 



Lycopodiaceae, 467. 



Marattiaceae, 420. 



Monocotyledons, 629. 



Ophioglossaceae, 415. 



Phanerogams, 496. 



Rhizocarpeae, 459. 

 Holargidium, 605. 

 Holly, 34, 35 (Fig. 37). 

 Hollyhock, 43, loi (Figs. 



42, 83). 

 Homoiomeroiis lichens, 320. 

 Hook-climbers, 962. 

 Hop, 862, 939. 

 Hormogonia, 954. 

 Hoy a, 29, 85, 668 (Figs. 30, 



466). 

 Humiriaceae, 660. 

 Hyacinthus, 77 (Figs. 61-64). 

 Hybrid, 914. 

 Hybridisation, 914. 

 Hydnora, 576. 

 Hydnoreae, 656. 

 Hydnum, 336. 

 Hydrangea, 652. 

 Hydrangeae, 661. 

 Hydrilla, 630. 

 Hydrilleae, 631. 

 Hydrocharideae, 625, 631. 

 Hydrocharis, 624, 626. 

 Hydrodictyeae, 244, 255. 



Hydrodictyon, 256. 

 Hydrogen, 695, 697. 

 Hydropeltidineae, 655, 657. 

 Hydrophyllaceae, 658. 

 Hydropleon, 664. 

 Hydrophylleae, 539 (Fig. 



483). 

 Hydrotropism, 845. 

 Hymenium, 306 (Figs. 205, 



218, 219, 227). 

 Hymenomycetes, 336. 

 Hymenophyllaceas, 421, 441. 

 Hymenophyllum, 422. 

 Hyoscyamus, 598. 

 Hypecoum, 604. 

 Hypericineae, 544, 660. 

 Hypericum, 545, 602 (Figs. 



367, 408). 

 Hyphae, 84, 307 (Figs. 55, 



205, 214-217, 225, 229). 

 Hyphal tissue, 84. 

 Hypobasal cell, 351, 395, 



426, 447, 472. 

 Hypochlorin, 710. 

 Hypocotyledonary axis, 507, 



635. 

 Hypoderma, 95, 98, 123 (Fig. 



102). 

 Hypodermiae, 335. 

 Hypoglossum, 289. 

 Hypogynae, 658. 

 Hypogynous, 559. 

 Hyponasty, 857. 

 Hypophysis, 589 (Figs. 402-- 



405). 

 Hypothallus, 323. 

 Hypothecium, 324. 

 Hypsophyllary leaves, 214, 



595- 



Iberis, 649. 



Ice, Formation of, 731 (Fig. 



473). 

 Idioblast, 84, 91. 

 lUicium, 615. 

 Imbibition, 790. 

 Irapatiens, 555, 637. 

 Incombustible deposits in 



cell-wall, 36. 

 Indefinite inflorescence, 595. 

 Indehiscent fruits, 615, 616. 

 Indusium, 419, 435, 455, 



575 (Figs. 303, 304). 

 Inferior ovary, 566 (Figs. 



393, 394). 



Inflorescence, 490, 495, 594. 



Innovation, 185, 342. 



Insect-agency in pollination, 

 494, 906 (Figs. 488-492). 



Insertion of leaves, 155. 



Integument, 492, 498, 570^ 

 575 (Figs. 397, 398). 



Intercalary growth of cell- 

 wall, 22. 



Intercalary vegetative zone, 



536, 816. 

 Intercellular spaces, 75, 76, 



93, 98 (Figs. 58-66, 78). 

 Intercellular substance, 72, 



76, 119. 

 Interfascicular cambium, 130. 

 Interfascicular phloem, 130. 

 Interfascicular xylem, 130. 

 Intermediate cells, 119, 651. 

 Intermediate tissue, 123. 

 Internodes, 156. 

 Interposed members, 60 r. 

 Intine, 32, 505, 514, 553, 



555 (Figs. 345, 351, 380, 



381). 

 Intrapetiolar buds, 639. 

 Introrse, 557. 



Intussusception, 29, 58, 666, 

 Inulin, 62, 707 (Fig. 51). 

 Involucel, 596. 

 Involucre, 540, 596. 

 Iodine, 695. 

 Ipomaea, 599. 



Irideae, 625, 632 (Fig. 427). 

 Iron, 696, 699. 

 Irritability, 865, 878. 

 Isatis, 175 (Fig. 132). 

 Isoeteae, 389, 392, 460. 

 Isoetes, 173, 182, 215, 388, 



468, 958 (Figs. 138, 329, 



330, 333, 334). 

 Isocarpeae, 655, 659. 

 Isomerous, 601. 

 Isosporeae, 389. 

 Isostemonous, 600. 

 Ivy, 78, 837, 935, 938 (Fig. 



66). 



Jasminiaceae, 658^ 



jasminum, 651. 



Jerusalem artichoke, 42, 



63. 

 Juglandeae, 662. 

 Juglans, 633. 

 Juliflorae, 655. 

 Juncaceae, 632. 

 Juncagineae, 626, 631 (Fig. 



432). 

 Jungermannia,347,356(Figs. 



244, 246). 

 Jungermannieae, 343, 349, 



351, 356. 

 Juniperineae, 527. 

 Juniperus, 509, 511, 513, 



523 (Figs. 349, 355). 

 Jussieua, 935. 

 Justicia, 555. 



Kalmia, 616. 

 Karyokinesis, 17. 

 Kaulfussia, 416. 

 Kenenchyma, 83, 

 Kerria, 651. 



