Index to Vols. XXI-XXX. 
Scott, D. H.: On a Palaeozoic Fern, the 
Zygopteris Grayi of Williamson (*), 26 , 39. 
— On Bensonites fusiformis, sp. nov., a Fossil 
associated with Stauropteris burntislandica, 
P. Bertand, and on the Sporangia of the 
Latter (*), 22 , 683. 
— Sporangia attributed to Botryopteris an- 
tiqua, Kidston (*), 24 , 819. 
— The Structure of Mesoxylon Lomaxii 
and M. poroxyloides (*), 26 , ion. 
— and Maslen, A. J. : On Mesoxylon, 
a New Genus of Gordaitales. — Prelimi- 
nary Note, 24 , 236. 
The Structure of the Palaeozoic Seeds, 
T rigonocarpus Parkinsoni, Brongniart , and 
Trigonocarpus Oliveri, sp. nov. Part I 
(*) 21 89 
Scott, R. (Mrs. D. H. Scott): On Tra- 
quairia (*), 25 , 459. 
Scourfieldia cordiformis, n. sp ., description 
(*), 30 , 157. 
Scrophularia nodosa, seedling-anatomy, 26 , 
739 . 
Scrophulariaceae, seedling-anatomy (*), 26 , 
738 . 
Scutellum, nature of (*), 30 , 510. 
— of Hordeum, amylase content, 25 , 1167. 
Sebaea, floral morphology of genus (*), 27 , 
479 - 
Secale cereale, vitality and self-digestion of 
endosperm, 22, 459. 
Secretory tissues of Marattiaceae, structure 
and development (*), 29 , 409. 
Sedum glaucum, seedling-anatomy, 28,724. 
— Rhodiola, insect visitors, 22 , 621. 
Seed, endospermic respiration, 22 , 415. 
— impressions of the British Coal Measures, 
revision (*), 28 , 81. 
— of Alsinoideae, development and struc- 
ture (*), 21, 25. 
— of Gramineae, semipermeable membranes, 
21 , 79 - 
— $f Indigofera arrecta, cause of hardness 
(*), 21, 57. 
— leaves, classification, 28 , 359. 
— testing by germination and electrical 
response, 30 , 18 1. 
Seedling-structure, classification of seed 
leaves, 28 , 359; phylogeny, 24 , 165; 
27 , 257 ; physiology (*), 27 , 264; value 
in classification, 24 , 164. 
Seedling-structure of Abies, spp. (*), 22 , 
194; Abietineae (*), 22 , 706; Abronia, 
spp. (*), 26 , 189 ; Achillea pyrenaica, 28 , 
316 ; Actinostrobus pyramidalis (*), 22 , 
703 ; Adonis annua, 28 , 707 ; Aethionema 
persicum, 28 , 717 ; Aizoaceae (*), 26 , 
187; Alnus, spp. (*), 30 , 587; Alpinia 
calcarata, 29 , 215; Alyssum, spp., 28 , 
715; Amarantaceae (*), 26 , 18 1 ; Ama- 
ranthus, spp., 26 , 18 1 ; Amberboa muri- 
cata, 28 , 320 ; Amentiferae (*), 30 , 575 ; 
Amomum angustifolium (*), 29 , 212; 
Anacyclus Pyrethrum, 28 , 316 ; Anasta- 
tica hierochuntina, 28 , 715; Anemone, 
spp. (*), 28 , 702 ; Anona, spp., 28 , 71 1 ; 
Antirrhinum Orontium, 26 , 739; Aqui- 
legia, 28 , 707; Arabis rosea, 28 , 717; 
Araucaria, spp. (*), 22 , 212; 23 , 321; 
Arctium majus, 28 , 319 ; Arctotis calen- 
dacea, 28 , 319 ; Artemisia, spp.. 28 , 317 ; 
Atriplex,^., 26 , 183 ; Atropa Belladonna 
(*), 26 , 734; Aubretia antilibani, 28 , 
717; Avena sativa (*), 29 , 170; Baeria 
coronaria, 28 , 315; Barbarea vulgaris, 28 , 
718; Berberis, spp. (*), 28 , 708; Beta, 
spp., 26 , 183; Betula, spp., 30 , 589; 
Bidens pilosa (*), 28 , 313; Bignoniaceae 
(*), 26 , 740 ; Bocconia japonica, 28 , 719 ; 
Brachychilum Horsfieldii (*), 29 , 215; 
Browallia viscosa, 26 , 737 ; Bupthalmum 
speciosum, 28 , 308 ; Cactaceae (*), 24 , 
125; Calandrinia, spp. (*), 26 , 175; 
Callitris, spp., 22 , 704 ; Caltha palustris, 
28 , 707 ; Calycanthus, spp. (*), 28 , 711 ; 
Cannabis sativa (*), 27 , 806 ; Capparis, 
spp. (*), 28 , 720 ; Cardamine hirsuta, 28 , 
718; Carmichaelia australis, 27 , 816; 
Carpinus, spp., 30 , 589; Carya, spp., 30 , 
586 ; Castanea sativa (*), 30 , 592 ; Casua- 
rina, spp., 30 , 579; Cedrus, spp., 23 , 198 ; 
Celosia, spp., 26 , 18 1 ; Centrospermae 
(*), 26 , 175 ; Cepnalotaxus, spp. (*), 22 , 
690; Cerastium perfoliatum, 26 , 180; 
Ceratonia siliqua, 28 , 726 ; Cereus, spp. 
(*), 24 , 137; Cheiranthus, spp. (*), 28 , 
714; Chelidonium majus (*), 28 , 719; 
Chenopodiaceae (*), 26 , 182 ; Chenopo- 
dium, spp., 26 , 183; Claytonia perfoliata, 
26 , 177; Clematis, spp., 28 , 705 ; Cleome 
sesquiorgialis (*), 28 , 720 ; Coix Lacryma- 
Jobi (*), 29 , 195 ; Golchicum autumnale, 
29 , 218 ; Commelina coelestis (*), 29 , 
217; Compositae (*), 28 , 303; Con- 
volvulaceae (*), 26 , 728 ; Convol- 
vulus, spp. (*), 26 , 728; Corispermum 
hyssopifolium, 26 , 184; Corrigiolalitora- 
lis, 26 , 181 ; Corydalis, spp., 28 , 720; 
Coryius Avellana, 30 , 590 ; Cotoneaster 
affinis, 28 , 724; Cotyledon orbiculare, 
28 , 724; Crambe tartarica, 28 , 718; 
Crataegus Oxyacantha, 28 , 7 24 ; Crypto- 
meria japonica, 22 , 708 ; Cucubalus 
baccifera, 26 , 177; Cupressineae (*), 22 , 
696 ; Cupressus, spp. (*), 22 , 699 ; Cus- 
cuta Epilinum (*), 26 , 732 ; Cycadaceae 
(*), 23 , 437; Datura , spp. (*), 26 , 734 5 
Decaisnea Fargesii (*), 28 , 709 ; Delphi- 
nium, spp., 28 , 707 ; Dianthus, spp., 26 , 
179; Diascia Barberae (*), 26 , 738; 
Digitalis, spp., 26 , 740 ; Dimorphotheca 
pluvialis (*), 28 , 318; Dioon edule (*), 
23 , 446 ; Dischisma arenarium, 26 , 739; 
Echinocactus, spp. (*), 24 , 150; Echino- 
cereus, spp. (*), 24 , 143; Echinopsis, spp. 
(*), 24 , 143; Elettaria Cardamomum (*), 
