INDEX. 213 
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Tvesia— POTENTILLA— 
Muirii Gray = Horkelia Muirii............ 148 alpestris Haller = P. maculata............. 58 
pallida Greene = Horkelia Kingii......... 148 alpina Dalla .....:...06....censecsernmoseseee es 190 
Pickeringii Gray = Horkelia Pickeringii Altaica Bunge = P. nivea Altaica......... 86 
18, 145 ambigens Greene, No. 103.............- 32,116 
pinnatifida Wats. = Potentilla Arizonica ancistifolia Galeotti = P. Richardii. ..... 109 
18, 106 Andersonii Greene= Horkelia parviflora 134 
pygmaea Gray = Horkelia pygmaea...18, 152 Anserina L. = Argentina Anserina...... 
pygmaea Wats. = Horkelia scandularis. 150 35 45, D5 On Ld, alt Olin Loe) 
Reevesii Wats. = Horkelia argyrocoma.. 144 Anserina concolor Ser, = Argentina An- 
sabulosa Jones = Comarella sabulosa BELIMAICON COLOR .-caucewwe esse secer seeks 160 
NOW MAS 7, 157 Anserina Egedti Torr. & Gray =Argen- 
santalinoides Gray = Stellariopsis santa- INbOey 1DleXeXO bulbs e arnoaduodadadondsanccaesseoRacHe 158 
MMOLE OS ieee iacise esos eo doe sob neene ise 14, 17, 155 Anserina grandis Torr, & Gray == Argen- 
Shockleyi Wats. = Horkelia Shockleyi... 153 tina Anserina grandis..............0..+ 161 
tridentata Torr. = Horkelia tridentata... 138 Anserina Groenlandica Tratt.= Argentina 
unguiculata Brewer & Wats. = Horkelia 1 Dex Xobblacageenononnancnqoodsanoos sncosasaacenssoe 158 
HELI COLEUCA we aseeeaece ster -eiase ees scseeoe: 144 Anserina holosericea Gaud. = Argentina 
unguiculata Gray = Horkelia unguicu- Anserina COnCOLOM..........0c0eeeceermneee 161 
Pita pe seduacdagadunonsocosuadbaosonodoroousnso® 146 Anserina sericea Koch, = Argentina An- 
_ Utahensis Wats. = Horkelia Utahensis... 150 SEINE) (COM COLORS pe ecias eeroemca crise iatieeice 161 
Utahensis campestris Jones = Horkelia anserinoides Lehm. = Argentina anseri- 
CAINPESUULSy-cveeceysoscceec cer merit snes ics /> 147 MOIdes: Ridley -cscesssseescarscmecs Ons Og LT 
Webberi Gray = Horkelia Webberi....... 149 arachnoidea Dougl. = P. Pennsylvanica 
INV Howe codcancscseansosonsnopene pocoday doaauesadde 12 ATACHMOMG Ceres cee mcee enact ati eecinsaerer 98 
Th alaneavarararey'l Dea te so. cdecodogoonododéa dabadapndascbe 4 IAPIBNT COAT S19) Menea.cere-scecere: 22, 31,111 
Pancovia Heist. = Comarum.................6+5 3, 162 argentea I., No. 24............ «+ 5, 6, 24, 51 
Pentaphyllum Gaertn. = Potentilla............ 3, 20 argentea dentata Beck = P. argentea...... 51 
TOU UAOIWANS) ooooedeodenonsesece yop seasadonanassogdac 15 INE GEN THAW) S/O ysseseasseenceessrmseet 21, 34, 49 
Potentilla Benth. & Hook., in part = Hor- argentina Huds. = Argentina Anserina 160 
IKI od anoneospasaosecancsdsacnsp bodonononadt 119 arguta Lehm, = P. bipinnatifida........... gly) 
Potentilla Clairy., in part = Sibbaldia.......... 185 arguta Nutt. = Drymocallis glutinosa .. 196 
JEOMMBINMPIND bys. I bao a oadae oneasesonorosoessoseL 1-19, 20 arguta Porter & Coulter = Drymocallis 
absinthifolia Dougl. = P. Pennsylvanica tite hsupananneatedooodnonboncosgasobogcsaEay ecm 197 
SLU EROEE soo danyoogensnor du aduancsasbosascacouad 97 arguta Pursh = Drymoeallis arguta....... 
acutifolia Gilib. = P. sulphurea............ 72 AH ORD US a MGS lie Loe 
AGTIMONIOIMES” BiED. ose cen see eeece erin 192 arguta ferruginea Lehm. = Drymocallis 
agrimonioides var. Bieb. = P. bipinnati- AMG OU eer ee ese elisceln cer sciteree rs sist oe 192 
TTC Eo ronighe SqRRE ones HaBc ine Rocco daaconcoroueeee 99 Arizonica Greene, No. 91. ........ 18, 31, 106 
alchemilloides La Peyr..............:..00++: 64 Ashlandica Greene = Drymocallis Ash- 
alchemilloides Schlecht. = P. heptaphylla 64 TeitaWGINeFhe. césncododonoudedaetogsodosoronossaqcon 200 
