216 INDEX 
PUCCINEGINA: a cscssiaigs a sierers owe 30 | Sambucus .................. 165 
Pulsatile). 35 wats s senescent BE) Saud-bur sgecesexees sen ccues 42 
PUrslane wjisscawes vache es eos 70 || Sand-lly «cevccavnen Cevuswvs 10 
Pycnanthemum ............. 121.) Saneuinaria: -.:0<se-v0acenes 5¢ 
Pyrola ..... sotaverinverseiceigeetaieuces 94 | Sanguisorba ..............45 126 
PYTOIACEAS: eosoiviniai'a scsiar site 4 S250 94: P SANICUIAL se iecsss oi 2 ain ow aay siiae 160 
QUCICUS segccwsrmen nae srds ian 157 | Santalaceae ................ 153 
Radicula: jessie. .cansarass 61] Sapindales ......... Dee ete 154 
Ragweed ........... cee eens 185 | Saponaria .................. 66 
RANGIES! saci iseaesuns cow wi ea oe 51] Sarcobatus ..............08. 75 
Ranunculaceae ........-.6-. Bi} SAPOthra: 2s... scwisi catia aeny 87 
Ranunculus .............-. 52, 58 | Saxifragaceae .............. 142 
Raspberry os. 6sceesediwa ces 125 | Scedonnardus .............. 38 
FRATIDIGE, hseace ji crdcscscave Guesheanavs eave 181 | Seheuchzeriaceae ...... Rustic 7 
REGO“ DUG) sels estas arwapigervaupsenine- ocean 129) |) SCITPUS: <eeseavesiesrencinineawrsaseers 19 
REG Cea? i cccietenecaeceniiive.s 5 | Seolochloa ...............85 30 
Redfleldia 2 i. kcsee seeeew sean $4.| Scutellaria wa. :.cscarvewas 119 
ReEG-Troot: cick esies eaawens e254 152] Scrophularia ............... ~ 111 
FROG-tOD) sei tieat gee e:@reuss a goavicovare asce 43 | Scrophulariaceae ........... 110 
Reed... vevrae sion Wess den eee ede 2 34 | Scrophulariales ............. 110 
RCSC08: ..ccaininariveoa we navimne eee G4) SOUS OS) i. cavcuesouaarseee a ccatets 17 
Resedaceae ................ 64,| Sedum) ss... esuaesaensesy sees 142 
Rhamnaceae ............... 151 | Senecio: vic sowx veadieea ek soak 190 
Rhamnus ............-.0002- 151 | Senecioneae ................ 190 
Rhoeodales ..............0.. Bd) SOCATIA, oe iecesnisee a ecarece te ouser are 41 
FRDUS! | sacdenssceimnyeadecs eaten Vase 155 | Shoe-strings ................ 138 
Rives) sasaress camensxveces ves 142!) “SicyOs' cvausansn ss aweseer way 151 
Kobiniad’ .avisawsaccataane ts 133:) Sida —sacecaly. one RoR ase aeeesa 90 
FROLIDA adiinns Geetaveranaoeavananle G61) Sideramthis .iccesenecsncees 172 
ROSE > cab duateleie Yuiansemas adem de 126. | SEONG: ay scesatseass gananwee va wrasy 65 
FOSHCCDe osesccicneveaswenes 120 | SOROS baw eens ee anes senses 180 
Rosales: .....0¢ 2% sesexsvawescs 122] Sinapis ....... mo inewea at ees 61 
Rosin-weed ............00 eee 180 | Sisymbrium ............... 60, 63 
FROUEIAS ob dxSesle ete ivatndhl aly ieeerstinraraiex 144; Sisyrinchium ............... 49 
RublaGeae sik vvaaisas evwraaice 163. | Sitamion: o «parsing wscieeyages ns wars 36 
Rubiales sccacacooesseeeners 163.) Slum. jsescionesy see ges vy exes 161 
RAD US) «oe chitbrsas.actrnieve rarevae desea 125.) (Smilax: oc cssoars-ousacee sant 12 
Rudbeckia ..............4.. 1807 Sneeze-weed  ............0.. 187 
USM ays scrniniveaioaraued creasing 6 116 | Snowberry ................. 165 
RUMECX. piwwacarswarned vawaae > 77 | Solanaceae .........ee eee 104 
Ruppia: .....cse vse canna vowrrees 9) Solanum sesso. .escawe sees 105 
RUTACEAE: aosaisiesers yer auaia goantcivarars 82: SOMAAS se eiecsleceuw coansusneuacd oaadus 178 
RY6, WG) a reic-od aaa ae scenes 36 | Solomon’s seal ............. 12 
SA DING, oi essiaas cedure pues 5: | ISODCHUS: ws cwonka soa meee auras 194 
SHOU 0 os 6 swe cee REO Re 121] Bophia, avcsssacesseanees caves 63 
Sage-brush ...............5. 19.0: |) “SOPWONA. «ss cccdcoreve deserved sesuareve 131 
Sagittaria .......... ec cece 6| Sorghastrum ............... 48 
SALICACCGE cect e acograuiains 68 | Sour-dock ...........00e-e0- 17 
Salicornia. ccs i esas vesiews 75 | Sow-thistle ...............4- 194 
SaliX scx ves eye ocak ek sane 68 | Sparganiaceae ............3. 16 
Salomonia ..............0005 12] Sparganium ................ 16 
SAISIEY? cicencrntasndnsyanwet aserrvos 194 | Sparting. 5 esi scusvesavaces 387 
Sal SO] 2) .) wwteschinens ia cos: Sdese vkeanceps 75 | Specularia ..............00. 166 
Salvid;. we cawaakis <eeaon sancter 120! Speedwell ..............000. 113 
