594 



INDEX 



Lactuca (Ixeris) rarnosissima, 384 ; 



versicolor, 383. 

 Lagarosiphon nmscoides?, 281. 

 Lager3trcemia, phyllotaxis of, 511. 

 Laminaria caperata, 6 ; longicruris, 6. 

 Laminariacese, 6. 



Lamium aruplexicaule, 280; petiola- 



tum, 385. 

 Lampra, (ftnote) 454. 

 Lasiocroton, 232, 262. 

 Lassia, 239. 

 Lastrsea sikkimensis, 403. 



Lathraea squammaria, inflorescence of, 

 511. 



Lathyrus palustris, var., 381. 

 Laubach, Count Sohlms, his ' Monogra- 



phia Pandanacearum,' 67. 

 Lautembergia, 231, 257. 

 Lawia, 160. 



Laxmannia, 4-68, charac. of, 420 ; bra- 

 chyphylla, 420, 421 ; gracilis, 420, 

 422 ; grandiflora, 420, var. paleacca, 

 421 ; illecebrosa, 422 ; minor, 420, 

 422 ; paueifloi-a, 421 ; ramosa, 420, 

 422 ; Eoei, 422 ; sessiliflora, 420, 422, 

 var. congesta, 423 ; sessilis, 420, 421 ; 

 squarrosa, 420, 421. 



Leaves, absorption by, attached to 

 branches, 318 ; absorption by de- 

 tached, 321 ; assimilation, 550 ; 

 exhalation, 550 ; internal structure of, 

 in Conifers, 548 ; movements of, 549 ; 

 nourishment of one part by absorp- 

 tion in another, 319 ; nourishment 

 of Plants by, 324 ; of Spruces, struc- 

 ture of, 548 ; palisade cells of, 549 ; 

 wer of nourishing the rest of, on the 

 shoot, 318 ; resin-canals, 549 ; respi- 

 ration, 550. 



Lecanora albella, 564 ; albescens, 358, 

 var. cassioalba, 359 ; atra, 561 ; 

 atrosulphurea, 358 ; calcarea, 

 candelaria, 565; (Placodium) 



soleuca, ($ melanophthalma, 



chlaronella, 154; chlaroterode? 



359 ; 

 ehry- 

 358 : 



,151; 



citrina, 565 ; cyanochroa, 155 ; cv- 

 pellioides, 156; cyphelliformis, 156; 

 dispersa, 359 ; elegans, 57 ; endo- 

 leuca, 155 ; ferruginea, 399, 563, 564 ; 

 flavida, 359; fruticulosa, 562 ; (Pla- 

 codium) fulgens, fi alpina, 358 ; ga- 

 lactina, 564; gibbosa, (ftnote) 350, 

 var. /3 squarnata, 359 ; glaucoma, 

 664 ; Hageni, (ftnote) 350, 358, var. 

 roscida, 358 ; pallescens, 358 ; pa- 

 rella, 564; punicea, 399; subfusca, 

 358, 561, var. iodocarpa, 564, var. 

 hypnorum, 358 ; tartarea, 564 ; varia, 

 /3 polytropa, (ftnote) 350, 359, 369 ; 



ventosa,564; verrucosa, 359 ; vitelli- 



nella, 156. 

 Lecanorei, 1. 

 Leeidea acrocyanea, 361 ; acunhuna, 



156; amea, (ftnote) 350, 360; ante- 



posita, 400 ; auriculata, 361, 362, var. 

 diducens, 362 ; brachyspora, 362, 



369 ; canescens, 156, 565 ; candide- 

 scens,156 ; crystallifera, 400 ; cvanea, 

 361; (Psora) decipiens, 360,* 400; 

 despecta, 362 ; Dicksonii, (ftnote) 

 350, 361 ; disciformis, 401,563 ; dis- 

 jungenda, 156 ; effusa, 153 ; elata, 

 361, 362, 369 ; elseochronia, 361, /3 

 muscorum, 361, var. y, pilularis, 361 ; 

 endoleuca, 400 ; ephizousa, 156 ; epi- 

 pasta, 153 ; epiplacodia, 153 ; cras- 

 sipes, 361 ; Flindersii, 400 ; geogra- 

 phica, 563 ; griseoatra, 360 ; hansa- 

 tica, 361 ; immarginata, 400; lapicida, 

 var. seriata, 361 ; leucophsea, /3 griseo- 

 atra, (ftnote) 350, 360 ; lurida, 577 ; 

 lutea, 379 ; melina, 564 ; parasema, 

 563, var. eleechroma, 563 ; parmelia- 

 rum, 401; parviflora, 399; pauper- 

 cula, (ftnote) 350, 360; (Psora) ru- 

 biformis, 360 ; (Biatora) rupestris, 

 360; septosior,400 ; scrobiculata,362 ; 

 sp. ?, Floeberg Beach, 363 ; subji- 

 ciens, 156; superjecta, 156 ; teichio- 

 des, 153; terebratula, 156; thyr- 

 sodes, 154 ; (Biatora) tornoensis, 

 360 ; ultima, 363 ; versicolor, 400 ; 



vesicularis, 577 ; vorticosa, 361. 

 Lecideei, 399. 



Leciographa convexa, 368. 

 Lecothecium a3prellum, 367. 

 Leguminosse, N. China, 381, 

 Leidesia, 230, 264, 265. 



Leimanthiumglaucum, 482 ; hybridum, 

 175; la?tum, 478; monoicum, 473; 

 pallidum, 478 ; sibiricuin, 483 ; vir- 

 ginicum, 475. 



Leontice altaica, 3/7; microrhyncha, 



377, var. venosa, 378. 

 Lepidanthus, 251. 



Lepidium latifolium, 378 ; ruderale, 378. 

 Lepidoturus, 232, 257, 264. 

 Lepraria alba, 564. 

 Leptobotrys, 239. 

 Leptocarpus disjunctus, charac. of, 344; 



Schultzii, 344. 

 Leptogium fluviatile, 566; lacerum, f. 



fimbriatum, 567, f. pulvinatum, 567 ; 



palmatum, 567 ; marginellum, 567 ; 



plicatile, 566 ; sacerum, 567 ; sinua- 



tum, 567 ; schraderi, 367 ; tetraspo- 



rum, 367. 

 Leptonema, 212, 254. 



