Epilobium, floral formula, 

 458. 



Epilobium angustifolium, 

 Fig. 296. 



Epimedium, floral formula, 



. 459- 



Epimedium grandiflorum, 

 Fig. 313. 



Epipactis, inflorescence, 411. 



Epipactis microphylla, ad- 

 ventitious buds, 435. 



Epiphragm, 186, 188. 



Epiphylium, perianth, 350. 



Epipogum, 445. 



Episporium, 96, 239, 242. 



EpithemiaZebra,auxospores, 

 19. 



Equisetaceae, 189, 193, 195. 

 See Homosporous Equi- 

 setineae. 



Equisetineae, 193, 195, 196, 

 197. 



Equisetum arvense, epider- 

 mis, 270; fertile shoot, 

 269; fundamental tissue, 

 270; germination, 257; 

 habit, 269 ; lateral buds, 

 264; lateral branches,269; 

 leaf-sheath, 259; root, 

 265 ; sporangiferous spike, 

 269; stem, 271. (Figs. 

 210, 2ir, 212, 218, 219.) 



Equisetum giganteum, 269. 



Equisetum hiemale, 264, 269. 

 (Figs. 220, 225.) 



Equisetum limosum, 269 ; 

 internodes, 269 ; prothal- 

 ]ia, 257; rhizogenous buds, 

 265. (Fig. 222.) 



Equisetum palustre, 269 ; in- 

 ternodes, 269; prothallia, 

 257 ; tuberous stems, 27c. 

 (Figs. 223, 224.) 



Equisetum pratense,2 59,2 69. 



Equisetum ramosissimum, 

 269 ; prothallia, 257. 



Equisetum sylvaticum, inter- 

 nodes, 269 ; prothallia, 257; 

 tuberous stems, 270. 



Equisetum Telmateja, 257, 

 269; branches, 269; fer- 

 tile shoot, 269; funda- 

 mental tissue, 271 ; pro- 

 thallia, 257 ; root-hairs, 

 269 ; tubers, 269. (Figs, 

 209, 210, 213, 214, 215, 

 216, 217, 221.) 



Equisetum trachyodes, 269. 



Equisetum variegatum, 259, 

 269 ; prothallia, 257. 



Eranthis hyemalis, epicalyx, 



353- 

 Eremobiae, 39, 40. 

 Ergot, 109. 



INDEX. 



Ericaceae, 471; nectary,38i ; 

 pollen-sac, dehiscence of, 

 368. (Fi- 395.) 



Erigenia bulbosa, 461. 



Eriocauloncae, 444. 



Erodium, floral diagram, 456 ; 

 staminodes, 359. 



Eryngium campestre, Fig. 

 300. 



Erysiphe, 104 ; gonidia, 83, 

 104 ; mycelium, 104. 



Erysiphe communis, fructi- 

 fication, 105. 



Erysiphe lamprocarpa, fruc- 

 tification, 105. 



Erysiphe Tuckeri, organs of 

 propagation, 104. 



Erysiphe Umbeiliferarum, 

 fructification, 105. 



Erysipheae, 104. 



Erythroxyleae, 469. 



Escalionieae, 470. 



Eucalyptus, sp., leaves, 453. 



Euchyiium, 124. 



Eucyclae, 469. 



Eucyclic flowers, 413. 



Eudorina, 34, 36 ; fertilisa- 

 tion, 39. 



Eudorina elegans, 37; coeno- 

 bia, 37 ; multiplication, 37 ; 

 reproduction, 38. (Figs.17, 

 18.) 



Euonymus, aril, 382. 



Euphorbia, inflorescence, 

 460 and )iote ; fertilisation, 

 390. 



Euphorbia, Cyparissias, 1 1 5. 



Euphorbia helioscopia, in- 

 florescence, 408. 



Euphorbia Lathyris, inflor- 

 escence, 408. 



Euphorbiaceae,47o; embryo, 

 447; germination, 450; 

 seed, 445 ; style, 380. 



Euphorbieae, inflorescence, 

 409. 



Eurotieae, 105. 



Eurotium, 105. 



Eurotium Aspergillus glau- 

 cus, 103 ; development, 

 105, 106. 



Eurotium repens, develop- 

 ment, 105. (Fig. 66.) 



EusporangiateFilicincae,i9 3, 

 i94> i95i ^45; distinctive 

 characters, 245. 



Euxolus, stem, 466. 



Evernia, 124, 125; soredia, 

 124 ; zoospores, 124. 



Excipulum (Lichens), 121. 



Exine, 365. 



Exoascus, fructification, 102, 

 113. 



Exoascus Pruni, 1 13. 



K k 2 



499 



Exobasidium Vaccini, 132. 

 Exosporium, 143. 

 Exostome, 382. 

 Exotheciuin, 368 note. 

 Extrorse anthers, 354. 



Faba, embryo. 446 ; seed, 



446. 

 Fagopyrum, nectary, 381, 

 Fagus, cupule, 353 ; seed, 



392. 

 False dichotomy, Fig. 336. 

 Fegatella, branching, 162; 



germination, 146 ; muci- 

 lage organs, 160; sexual 



organs, 160; stomata, 160; 



thallus, 143. 

 Fegatella conica, 146, 162, 



(Fig. 112,) 

 Ferns. See Homosporous 



Filicineae. 

 Fertilisation, act of, 203 note. 

 Fertilisation-tube, 7 ; in Pe- 



ronosporeae, 95. 

 Ficus, pollen-tube, 367. 

 Ficus Carica, F"ig. 335. 

 Filament, 304, 355. 

 Filicineae, 193, 196; affinities, 



^96) 197; embryo, 205; 



general development, 193 ; 



division, 193 ; growth and 



structure, 194. 

 Filiform apparatus, 389, note 



I- 

 Fimbriaria, antheridia, 160; 



branchinir, 162; recep- 

 tacles, 160. 

 Fir-cone, morphology, 332, 



note I. 

 Fissidens, apical cell, 166; 



branching, 169; leaf, 168; 



mother-cell of antheri- 



dium, 175; phyllotaxis, 



166. 

 Fission-Fungi, 24, 81. 

 Fistulina, hymeniuni, 132, 

 Fitzroya, 339. 

 Flagella. 156, 

 Floral formulae, 419. 

 Florideae (Red Sea-weeds), 



See Rhodophyccae. 

 Flowers of tan, 15. 

 Foliaceous Lichens, 115. 

 Foliose Hepaticae, 145, 153. 

 Follicle, 428, 

 Fon inali.s, antheridium, 141, 



175 ; branching, 169 ; leaf, 



167 ; phyllotaxis, 166. 

 Fontinalis antipyrctica. Figs. 



122, 143. 

 Font of embryo in \ ascular 



Cryptogams, 191, 204, 

 Foot or stalk of sporogonium 



in IVIosses, 142. 



