ubiacee of South Europe, Asia 
Minor, Arabia, &c. . . 
of Tropical America 
of Tropical Asia and Pacific 
Islands . . 
, on the peculiarities and dis- 
tribution of, in Tropical Africa . 
, organic peculiarities of 
tabular view of tribes, genera, 
and species of 
Rubus debilis, Ball (Pl. XIX.) 
SORES var. discolor 
Rumex  bucephalophorus, 649; 
conglomeratus, 649;  crispus, 
648 ; intermedius, 649 ; Papilio, 
651; pictus, 650 ; pulcher, 649; 
scutatus, L., var. induratus, 
Ball, 650; thyrsoides, 649; 
tingitanus, 649; vesicarius, T 
var. rhodophysa, Ball, 651. 
Ruscus hypophyllum 
Ruta chalepensis, 389, var. brac- 
teosa, 389 ; montana, 389. 
Rutidea decorticata, 271; ferrugi- 
nea, 271;  fuscescens, 271; 
glabra, 271; hispida, 271; mem- 
branacea, 2 7L; olenotricha, 271; 
parviflora, 271; rufipilis, 271; 
Smithii, 271. 
Sabicea calycina, 265 ; capitellata, 
265 ; cauliflora, 265 ; ferruginea, 
265 ; geantha, 265; pilosa, 265 ; 
segregata, 265; venosa, 265; 
Vogelii, 265. 
Sagina apetala, 367; ciliata, 367; 
Linngi 367; maritima, 367 ; 
procumbens, 367. 
Salicornia, fruticosa . 
Salix alba, 657 ; canariensis, 668; 
pedicellata, 668; purpurea, var. 
Helix, 668. 
Salsola Kali, 648; longifolia, 647, 
var. verticillata, 647; vermicu- 
lata, var. flavescens, 647, var. 
microphylla, 647. 
Salvia ægyptiaca,619; argentea,616; 
bicolor, 616; interrupta, 615; 
Maurorum, Ball (Pl. XXVIIL), 
615 ; ochroleuca, 616; taraxaci- 
folia, 618; Verbenaca, var. ob- 
longifolia, 617, var. præcox, ie 
Sambucus Ebulus . AE es 
nigra . 
Samolus Valerandi . : 
Sandwich Islands, lichens from . 
Saponaria vaccaria. . . 2e 
Sarcocephalus esculentus 
— — Russeggeri 
INDEX. 767 
Page 
. 279 
280 
. 279 
. 696 
. 646 
Page 
Sarcostemma Odontolepis, Balf. fil. 
sp. n., 11, 17; viminale, 18. 
Sargassum ilicifolum . . . . . 6 
vulParo |: a 0 6 
Satureja inodora . . . . 613 
Saxifraga globulifera, var. ` gibralta- 
rica, 447; granulata, 448; 
Maweana, "448 ; tridactylites, 
448. 
Seabiosa maritima, 492, var. 
minor, 492; rutefolia, 493; 
semipapposa, 492; stellata, 493, 
var. monspeliensis, 493. 
Scandix australis . . . . . . 471 
—— Pecten-Veneris . . . 471 
Scenedesmus aculeolatus, Reine 
sp. n. d . 238 
quadricaudatus : . 238 
Schismus calycinus . . . . . 724 
Schizeea dichotoma . 208 
Schizophyllum commune, 38, 40, 45, 53 
Schizostigma, sect. of Crocus, de- 
fined . . Soe 
Schizostylis, characters of . . 75, 108 
COCCINOR s ec crue c. 108 
paucilor& . -~ =<- » =- 108 
Sehænus nigricans. < . . . 702 
Schweiggera, subgen., characterized 178 
Scilla autumnalis, 686; hæmor- 
rhoidalis, 687; hemisphærica, 
var. glabra, 686; hispanica, 687 ; 
lingulata, 687; mauritanica,687 ; 
monophylla, 686; obtusifolia, 
var. fallax, 686; verna, var. 
major, 686. : 
Scirpus Holoschenus, 708, var. 
australis, 704; lacustris, 702; 
litoralis, 702; maritimus, 702; 
Michelianus, 704; pubescens, 
703 ; Savii, 703. 
Scleranthus annuus,var.verticillatus 642 
Sclerocarya castanea Salis 12 
Sclerosciadium nodiflorum . . 478 
Scolopendrium Hemionitis . . . 736 
Scolymus hispanicus . 533, 740 
maculatus . . 533 
Scorpiurus subvillosa, 426;  sul- 
cata, 425; vermiculata, 426. 
Scorzonera deliciosa, var. tetuanen- 
sis, 551 ; laciniata,552; pygmæa, 
551; undulata, 551. : 
Scrophularia arguta, 596; auricu- 
lata, Z., 597, var. parviflora, 
Ball, 597 ; canina, 598, var. 
pinnatifida, 598, var. vel sp. 
nov., 598; Durandii, 598 ; fru- 
tescens, 599 ; hispida, '597 ; 
levigata, 598 ; sambucifolia, 
597; Scorodonia, 597. 
