Runner, 57.
Rupturing, 165.

Russia mats, 62.

Sac of the embryo, 158.

Saccus, 121.
Saftröhren, 23.
Salsugo, 299.

Samara, 167, 168. 176.

Sap, 230.
Sap-vessels, 23.
Sapwood, 65.
Sarcobasis, 176.

Sarcocarpium, 163.
Sarcodermis, 183.
Sarcoma, 137.
Sarmentum, 57.
Sautilles, 53.
Scabrities, 43.
Scale, 102.

Scales, 41.

Scaliness, 300.

Scape, 107. 188.

Scapellus, 188.

Scaphium, 119.

Scar of leaves, 80.

Schelling's speculations, 32′′

Schraubengefässe, 17.
Scion, 47.

Scobina, 107.

Scorching, 297.

Scutella, 204.

Scutellum, 191.

Scutum, 122.

Scyphus, 121. 205.

Soboles, 55. 57.
Solubility, 165.

Soredia, 204, 205.

Sori, 196.

Sorosis, 180.
Souche, 54.

Sous-arbrisseau, 48.

Spadix, 110.

Span, 400.
Spatha, 103.
Spathella, 104.

Species, 365.

Specific characters, 433.

Speculative opinions, 324.
Spermaphorum, 139.

Spermatocystidium, 126. 200. 203.

Spermidium, 174.
Spermodermis, 182.
Sphærula, 209.
Sphalerocarpu m, 180.
Spicula, 103. 109.
Spike, 108.
Spilus, 185.
Spines, 48.

of the leaves, 98.

Spiral vessels, 17. 223.

Spiralgefässe, 17.
Spithama, 400.

Spongiolæ seminales, 43.

Spongiole, 77.

Sporangiola, 209.

Sporangium, 209.

Sporidia, 207. 209.
Sporidiola, 209.

Sporule, 196, et seq.
Spotting, 299.
Spurious bacca, 169.
drupe, 169.
capsule, 169.
nut, 169.

Squama, 102.
Squamatio, 300.
Squamelles, 102.

Squamulæ, 104.

Staining, 300.

Stamens, 122. 262, 356.

Staminidia, 203.

Standard, 119.

Starch, 134.

Steffens's speculations, 328.

Stem, 44. 56. 361.

Stephanöum, 178.

Sterigmum, 176.
Stigma, 141.

Stimuli, 38.

Stings, 38.

Stipellæ, 99.

Stipes, 45. 195. 208.
Stipula, 99. 203. 354.
Stole, 57.

Anticus, 128. 414.
Antitropal, 193. 415.
Appendiculate, 116.
Apetalous, 119.

Apice circinatus, 385.
Apiculatus, 385.
Apocarpus, 144.
Arachnoid, 39. 396.
Arcuatus, 374.
Areolate, 394.
Argenteus, 403.
Argo, 403.

Aristatus, 385.

Armeniacus, 405.
Arrectus, 411.
Arrow-headed, 383.
Articulatus, 392. 416.
Artiphyllous, 46.
Ascending, 159. 412.
Ascens, 422.
Asper, 39. 395.
Aspergilliformis, 392.
Assurgens, 412.
Ater, 403.
Atratus, 404.
Atrovirens, 405.
Attenuatus, 384.
Aurantiacus, 405.
Aurantius, 405.
Auratus, 404.

Bifarius, 418.
Biferus, 401.
Bifidus, 388.
Bifoliolate, 390.
Bifurcate, 125.
Bigeminate, 391.
Bijugus, 391.
Bilobus, 388.
Bimestris, 402.
Bimorious, 106.
Binate, 390.
Bipartitus, 388.
Bipinnate, 391.
Biserrate, 387.
Bitten, 386.
Bitten off, 77.
Bladdery, 380.
Blotched, 407.
Blunt, 385, 386.
Blunt with a point, 385.
Blurred, 408.
Boat-shaped, 376.
Bony, 398.
Bordered, 407.
Botuliformis, 380.

Brachialis, 400.

Brachiate, 47. 414.

Branched, 39. 391.
Bristle-pointed, 385.
Bristly, 394.

Brunneus, 404.

Brush-shaped, 379. 392.

Buckler-shaped, 374.

Butterfly-shaped, 119.

Byssaceous, 392.

Caducous, 249. 402.
Cæspitose, 418.
Calcareus, 403.
Calyptrate, 114.

Campaniformis, 378.

Campanaceus, 878.

Campanulatus, 118. 378.

Campulitropous, 156.

Canaliculatus, 376.

Cancellate, 393.

Candidus, 403.

Canescens, 403.

Canus, 403.

Capillaris, 376. 400.

Capitatus, 386.

Capsulaire, 171.

Carcerulaire, 171.

Carinatus, 376.

Carneus, 406.

Carnosus, 398.

Cartilaginous, 398.

Caryophyllaceous, 119.

Cassideous, 119.

Catapetalous, 118.