INDEX. 



593 



Kutzing, transformation of plants, 86. 



on Scytonema, 116. 



on Gum Tragacanth, 303. 



L 



Labrella Ptarmicas, 25S, 285. 



],actarius, 365. 



Lactuca elongata, 63. 



Lakes, coloured by Algsa, 142, 145. 



Laminaria, 57. 



concentric rings in stem, 



223. 



bulbosa, 219. 



digitata, 206. 



reniformis, 221. 



saccharina, 208. 



Laminariaceae, 207. 

 Lamium, 1. 



Larix, pollen of, 51. 



Lascbia, 362. 



Lasiobotrya, 276. 



Lastrsea, 542. 



Latex, vessels of, in Fungi, 249. 



Laurenoia dasyphylla, 199. 



pinnatifida, 198. 



tenuissima, 199. 



Leatliesia Berkeleii, 187. 



tuberifonnis, 212. 



Lecanopteris, 632. 



Lecanora affinis, 383, 414, 418. 



esculenta, 383, 415, 418. 



parella, 386. 



Lecidinei, 408. 

 Lejeunla serpyllifolia, 454. 

 Lemanea torulosa, 92. 

 Lemna, 61. 



polyrhiza, 35. 



Lentibularise, 32. 

 Lentinus, 365. 

 Lenzites, 357, 365. 

 Leontice, 61. 

 Leotia, 290. 

 Lepidium sativum, 99. 

 Lepidodendra, 49, 562. 

 Lepidostrobi, 37. 

 Lepidostrobus ornatus, 563. 

 38 



Lepidozia Isevifolia, 456. 



— — reptans, 457. 

 Lepraria latcbrarum, 374. 

 Leptodon Smithii, 604. 

 Leptogium bullatum, 375, 419. 

 Leptogramma, 513, 531. 

 Leptopteris, 525. 

 Leptostomum splachnoides, 490. 

 Leptostoma, 331. 

 Leskea, 502. 



NovEB HoUandiae, 505. 



Lessonia, 21, 65. 



pseudo-exogenous growth 



in, 56. 



fuscescens, 72. 



nigrescens, 218. 



LeucobryacesB, 502. 

 Leucobryum, 478. 



glaucum, 466. 



Leucodontei, 503. 

 Leucophanes, 486. 

 Leucostegia, 538. 

 Leveilleia Schimperi, 202. 

 Liagora, 186. 

 Licea, 237, 339. 

 Licben exanthematicus, 414. 

 Lichenales, 81, 372. 



tabular view of, 389. 



Lichens, 56. 



pseudo-exogenous growth 



in, 56. 



general observations, 372. 



growth of, 374. 



normally aerial, 376. 



distinguished from Fungi, 



377. 



fruit, 378. 



spermatia, 379. 



structure of, 380. 



creatures of light, 381. 



localities of, 382. 



uses, 382. 



as dye stuffs, 384. 



as medicines, 384. 



■ geographical distribution, 



386. 



great age of, 411. 



collection of, 419. 



