22 
Annals of Botany. 
Lepidodendron obovatum, structure (f), xx. 
317. 
— parichnos (* +), xx. 271. 
Lepidostrobus, ligule (* +), xii. 256. 
Leptoglossum, description, xi. 253, 264. 
— flavurn, description (*), xi. 256. 
— littorale , description, xi. 283. 
— luteum , description (*), xi. 275. 
— microsporum, description (*), xi. 282. 
— olivaceum , description, xi. 270. 
■ — tremellosum, description, xi. 283. 
— F * viride , description (*), xi. 269. 
Leptomin, xv. 181. 
Leptosporangiatae, past history of (+), xx. 
217. 
Leptosporangiate Ferns, arrangement of 
vascular strands in the seedlings of (*), 
xix. 365. 
spore-formation (*), xviii. 445. 
studies in the morphology of the spore- 
producing members, xiii. 320. 
Leuchtenbergia, morphology of embryo and 
seedling (*), xii. 459. 
Leucojum, absciss-layer in leaf, xii. 151. 
Lewis, F. J. — Formation of an irregular 
Endodermis in the Roots of Ruscus sp. 
(two text-figures), xiv. 157. 
— The Action of Light on Mesocarpus, xii. 
418. 
Lewton-Brain, L. — Cordyceps ophioglos- 
soides (Plate XXVIII), xv. 521. 
Libocedrus decurrens, seedling - structure, 
xx. 472. 
Life at low temperatures, suspension of, xvi. 
589. 
Light, influence of direction of upon form (*), 
xx. 456. 
upon germination and early growth 
(*), xx. 453. 
— on Mesocarpus, action of, xii. 418. 
Lignification of phloem of Helianthus an- 
nuus, xvi. 180, xx. 319. 
Ligule of Lepidostrobus (* t), xii. 256. 
Lilaea subulata, embryo (*), xii. 1 8 ; embryo- 
sac (*), xii. 14; endosperm (*), xii. 24 ; 
flower-development, female (*), xii. 10 ; 
male (*), xii. 7 ; inflorescence, develop- 
ment (*), xii. 6 ; morphology of young 
plant (*), xii. 5 ; pollination, xii. 18 ; style 
and stigma (*), xii. 13. 
Liliaceae, seedling-structure (*), xvii. 8. 
Lilium canadense, nuclear division in the 
pollen-mother-cells of (*),xix. 189; hetero- 
typic division (*), xix. 190; homoeotypic 
division (*), xix. 219. 
— croceum, seedling-structure, xvii. 25. 
— Henryi, seedling-structure, xvii. 25. 
— Martagon, heterotype and homotype 
division (*), xi. 214; male pronucleus, 
formation (*), xi. 208; pollen - grain 
nucleus, formation (*), xi. 190; spermato- 
genesis (*), xi. 187. 
Lindsaya-type of fern-stele (*), xvi. 157. 
Lipase, occurrence of in Polyporus squamo- 
sus, xx. 53. 
Liquids and gases in relation to carbon- 
assimilation and translocation, static diffu- 
sion of, xiv. 537. 
Liverworts, conducting strands (*), xv. 4. 
Lomaria gibba, seedling - structure, xix. 
370. 
— spicant, seedling-structure (*), xix. 373. 
Lomax, J. — On some New Features in Rela- 
tion to Lyginodendron oldhamium (t), 
xvi. 601. 
— On the Occurrence of the Nodular Con- 
cretions (Coal Balls) in the Lower Coal 
Measures, xvi. 603. 
— and Wild, G. — A new Cardiocarpon- 
bearing Strobilus (t), xiv. 160. 
Loranthus aphyllus, haustoria of, histology 
(*)> xv. 753 ; morphology (*), xv. 749. 
Loxsoma, anatomy of solenostelic Ferns, xv. 
7i. 
— and other Ferns, relationships between, 
xv. 90. 
— Cunninghamii ; a correction, xv. 433; 
petiole-structure (*), xv. 81 ; root-struc- 
ture, xv. 80 ; stem-structure (*), xv. 75. 
Lulham, R. B. J., and Tansley, A. G. — 
A Study of the Vascular System of Ma- 
tonia pectinata (Plates XXXI-XXXIII 
and five text-figures), xix. 475. 
On a New Type of Fern-Stele and 
its probable phylogenetic Relations (ten 
text-figures), xvi. 157. 
Luminous bacteria, xvi. 587. 
Lupinus hirsutus, proteases of, xx. 116, 118. 
Lycopodiaceous cone from the Coal Mea- 
sures, on Spencerites, a new (t), xi. 590. 
Lycopodineae, morphology of sporangial 
integuments, xvi. 598; seed-like fructifica- 
tion in Palaeozoic (t), xiv. 713. 
Lycopodium, anatomy of stem, xii. 558 ; 
imperfect sporangia of, xv. 229 ; parichnos 
in (*), xx. 269. 
— clavatum, antheridia and archegonia (*), 
xiii. 285 ; endophytic fungus of prothallus 
(*), xiii. 291 ; embryo (*), xiii. 301 ; pro- 
thallus, morphology and structure (*•), xiii. 
280 ; stem-structure, xii. 558 ; young plant 
(*), xiii. 289. 
— rigidum, abnormal plurality of sporangia 
(*), xvii. 278. 
— scariosum, stem-structure, xiv. 315. 
— squarrosum, stem-structure, xii. 558. 
— volubile, stem-structure, xiv. 315. 
Lyginodendron anomalum, stem-structure 
(* t), xi. 80. 
— Lagenostoma Lomaxi the seed of (i), 
xvii. 625; xviii. 321. 
— oldhamium, fructification (*), xvi. 575 ; 
morphology and structure of stem (+), xvi. 
601. 
— robustum, n. sp., stem-structure (* t), xi. 
65. 
