INDEX 



6ii 



Linseed oil, 235, 265 



Lintim, early cultivation of. 254 



L. usitotissimuni (Flax), 217, 219, 234, 

 236, 265, 270, 282 



Liquorice, 264 



Liriodendron (Tulip-tree), 157, 341 

 L. tulipifera (Tulip-tree), 341 



Litchi, 258 



Literature (for further consideration, 

 etc.), 17. 20-3, 73-4, 95-6, 127, 

 153, 180-1, 212, 214, 252-4, 281-2, 

 311-12, 335, 378-9, 422, 471, 506, 

 540. 561, 579-80 



Lithophyllutn, 528, 537 



Lithophyte, 528, 530 



Lithosere, 324, 325, 326-8, 372, 405, 

 407 



— , pioneer plants in, 326, 407 



Lithothamnium, 530, 537 

 L. calcareum, 533 



Litmus, 49, 274 



Litter, 297, 301, 307, 308, 392, 437 



Littoral Algae, 523, 525, 526, 529-38 



— - zone, 480, 492, 493, 513, 526, 527 



Live Oak, see Qiierciis virginiana 



Li\'er\vorts, see Hepaticae 



Llanos, 444 



Loam, 301 



Lobaria pulmonaria, 48 



Loblolly Pine, see Pimis taeda 



Local climate, 283, 284, 294, 320, 375 



— distribution, 182, 183 



— endemic, 206 



— relic, 200 



Localized glaciation, 162 

 Lociation, 334 



Locust, see Hymenaeo coiirbaril 



Locusts, 80, 117, 305, 306 



Lodgepole Pine, see Pinus contorta var. 



latifolia 

 Loess, 162, 366, 547, 548 

 Loganiaceae, 193 

 Logwood, 274 

 Lokao, 274 

 Loliiim, 364 

 Long-day plants, 284 

 haired disseminules, 101, 102, 104, 



105 

 Longevity of seeds and fruits, 248 

 Longleaf Pine, see Pinus palustris 

 Lonicera periclymemim (Honeysuckle), 

 Loquat, 258 [340 



Loranthaceae (Mistletoe familv), 437, 



438 .... 



Loss of characters in cultivation, 216, 



217, 218 

 Lost continents, 170 

 Lotus, see Nehimbo micifera 

 Low-arctic belt or region, 382, 383-7, 



390, 391, 392, 393, 396, 399. 400, 



403. 409 



Low-arctic Chickweed, see Stellaria 

 hum if us a 



— Sandwort, see Arenaria humifusa 



— temperature effects {see also Cold, 



Freezing, Frost), 8, 77, 78, 284, 285 

 Lower deck, 292, 347 



— plants, fossil, 129-38 



— sublittoral zone, 527, 533, 536 

 Lowland-moor, 374 



— Rice, 224 



Lowlands, alpine plants in, 374 



Lucerne, see Medicago sativa 



LufTa, 271 



Lumbering, 3 



Lumpers, 202 



Lusitanian element in British flora, 196, 



Lutz, H. J., xviii, 348 [197 



Luzula (Wood-rush), 383 



L. confusa agg. (Northern Wood- 

 rush), 386, 389 



Lyallia, 417 



L. kerguelensis, 419 



Lychnis (Catch-fly), 103 



Lycoperdon (Puffball), 43, 44, 45, 100 

 L. {Calvatia) giganteum (Giant Puft- 

 ball), 125 



Lycopersicum escitlentum (Tomato), 73, 

 78, 80, 120, 231, 234, 258, 282 



Lycopodiales, 145, 146, 149 



Lycopodineae (Club-mosses, Ground- 

 pines, Quilhvorts, Spike-mosses), 



56-7, 58, 59. 135, 137 

 Lycopodium (Club-moss, Christmas- 

 greens), 57, 58, 59, 121, 264 



L. inundatum (Bog Club-moss), 192 



L. saururus, 419 

 Lycopsida (Lycopsid), 138, 145, 146, 

 Lyginopteris, 148 [147 



L. oldhamia, 139 

 Lyme-grass, see Elymus and E. arenarius 

 Lyngbya, 370 [s.I. 



IVIacademia-nut, 258 



McDonald Island, 420 



McDougall, \\. B., 312 



Mace, 261 



Mackav's Heath, see Erica niackaiana 



McLean, R. C, 73 



Macquarie Island, 114, 420 



, alien seeds on, 114, 163 



Macrocystis, 521, 537 



M. pyrifera, 379, 534, 535 

 Macrozanonia, seed of, 104, 105 

 Macuna gigantea, seeds of, no 

 Madagascar, 196, 439, 444 

 — , aliens on, 222 

 Madder, 274 



— family, see Rubiaceae 



Magnolia grandiflora (Evergreen Mag- 

 nolia), 352 



— family, see Magnoliaceae 



