66a 
INDEX 
Schwielenblatt, Marantaceae 
Sclerenchyma, tissue with thick, 
hard walls 
Sclerophyllous, with hard, stiff 
leaves 
Sclerotesta, the woody layer of a 
seed coat 
Scorpioid, 65 
Scorpion -grass, Myosotis 
Scofch-fir, Pinus 
Scottish asphodel, Tofieldia 
Screw- pine, Pandcinaceae 
Scrub, 192 
Scurvy grass, Cochlearia 
Scutate, buckler-shaped 
Scutellum, Gramineae 
Sea, and seed migration, 109, Cri- 
num ; -beet, Beta,', -blit e,Suaeda; 
-coast and salt-steppe plants, 
169; -buckthorn, Hippophae', 
-heath., Frankenia ; -holly, Eryn- 
gium ; -Island cotton, Gos- 
sypium ; -kale, Crambe ; -laven- 
der, Statice ; -milkwort, Glaux ; 
-pink, Armeria ; -purslane, Are- 
naria ; -rocket, Cakile 
Sebestans, fruit of Cordia Myxa L. 
Secondary shoots, 44 ; thickening, 
*57 
Secund, all directed to one side 
Secundine, inner coat of ovule 
Sedge, Carex , Cyperaceae\ cotton-, 
Eriophorum 
Seed, 104 seq., 79, 81 ; -coat, 105 ; 
-dispersal, 109 seq., 174 ; -leaves, 
36 ; of xerophytes, 168 ; -plants, 
Spermaphyta 
Seedling, 36, 37 (fig.), 29 
Segetalis (Lat.), growing in grain 
fields 
Segments, 70, 76 
Segregate, kept separate 
Segregation of sporophylls, 68 
Self-coloured, of uniform tint 
Self-fertilisation, 56 seq., 151 
Self-heal, Prunella 
Self-pollination, 59, 98 
Self-sterility, 95, Abutilon 
Seligmann„ Lamy and Falconnet, 
*97 
Seminiferous, seed-bearing 
Semler, 197 
Sempervirens (Lat.), evergreen 
Senega snake-root, Polygala 
Senna, Cassia ; Alexandrian-, Cas- 
sia ; Arabian-, Cassia ; bladder-, 
Colutea ; Italian-, Cassia 
Sensitive leaves, 49, 178 
Sensitive organs, 171, 172 
Sensitive plants, 49, Mimosa 
Sepal, 67, 76, 77 
Sepaloid perianth, 77 
Septal (Watson), of hedgerows 
Septate, divided by a partition 
wall, 78 
Septicidal, 108 
Septifragal, 108 
Septum, 80, 82 
Seradella, Ornithopus 
Serial branches, 42 
Sericeous, silky 
Series, 120 
Sernander, 184 
Serotinus (Lat.), late in the season 
Serrate (leaf), 53 
Serratella, Ornithopus 
Sesame, Sesamum 
Sessile anthers, 78 ; leaf, 46, 5 1 ; 
stigma, 82 
Seta, a bristle 
Setaceous, bristle-like 
Setose, bristly 
Seville orange, Citrus 
Seward, A. C., Ginkgo , Monocoty- 
ledones 
Sex, 54 
Sex-distributions, 68 
Sexual cells, 54 ; generation, 56 
Shaddock, Citrus 
Shallon, Gaultheria 
Shallot, Allium 
Sham honey, Cleome , Lopezia , Par- 
nassia 
Shamrock, Trifoliu?n 
She-oak, Casuarina 
Shea-butter, Butyrospernnwi 
Sheathing, 51 
Sheep, vegetable, Raoulia 
Sheep’s bit scabious, Jasione 
Shellac, Ficus 
Shepherd’s-purse, Capsella 
Shield-fern, Nephrodium 
