4123 Watsoni T. & G. 
4124 Wrighti Torr. 
4125 subscaposa Wats. 
Rumex 2088 
4126 Acetosa L. 
#127 Acetosella. VL. 
4128 altissimus Wood. 
4129 Arizonicus Britton 
4130 Berlandieri Meisner 
4131 Brittanica L. 
4132 bucephalophorus L, 
4133 conglomeratus Murray 
4134 crispus L. 
4135 densiflorus Osterhout 
4136 fascicularis Simall 
4137 Floridanus Meisner 
4138 Geyeri (Meisner) Trelease 
4139 hastatulus Muhl. 
4140 hymenosepalus Torr. 
4141 lacustris Greene 
4142 Langloisi1 Small 
4143 obtusifolius L. 
4144 occidentalis Wats. 
AI45 nanus (Hook.) Trelease 
4146 Patientia L. 
4147 paucifolius Nutt. 
4148 persicarioides L. 
(R. maritemus of Gray’s 
Manual, not L,.) 
4149 pulcher L. 
4150 salicifolius Weinm. 
4151 salinus Aven Nelson 
4152 sanguineus L, 
4153 spiralis Small 
4154 subalpinus Jones 
4155 venosus Pursh 
4156 verticillatus lL. 
Oxyria 2089 
4157 digyna (L.) Camptd. 
Polygonum 2094 
4158 alpinum Allioni 
4159 Alaskanum Simall 
4160 foliosum (Keller) Small 
4161 amphibium L, 
4162 arifolium L, 
4163 Austinae Greene 
66 
4164 
4165 
4166 
4167 
4168 
4169 
4170 
AI7I 
4172 
ar73 
4174 
a7 5 
4176 
ArT 
417 
4179 
4180 
4181 
4182 
4183 
4184 
4185 
4186 
4187 
4188 
4189 
4190 
41g 
4192 
4193 
4194 
AS) 
4196 
4197 
4198 
see) 
4200 
4201 
4202 
4203 
4204 
4205 
4206 
4207 
4208 
aviculare L,. 
Bellardi Allioni 
Bidwelliae Wats. 
bistortoides Pursh 
(P. Bistorta of authors, not L.) 
linearifolium (Wats.) Small 
Bolanderi Brewer 
Californicum Meisner 
camporum Meisner 
Careyi Olney 
cilinode Michx. 
Convolvulus L. 
cristatum Engelm. & Gray 
Davisiae Brewer 
Douglasii Greene 
montanum Small 
dumetorum I, 
emersum (Michx.) Britton 
(P. Muhlenbergit Wats.) 
Engelmanni Greene 
erectum L,. 
exsertum Small 
fusiforme Greene 
Greenei Wats. 
Hartwrightii A. Gray 
hirsutuin Walt. 
glabrescens Meisner 
Hydropiper L. 
hydropiperoides Michx. 
Macounii Small 
incarnatum Fl. 
Islandicum Meisner 
Kelloggii Greene 
lapathifolium L. 
incanum (Schmidt) Koch 
nodosum (Pers.) Small 
littorale Link 
Sitchense Small 
longistylum Small 
maritimum IL. 
Meisnerianum Beyrichianum 
(C. & S.) Meisner 
Mexicanum Small 
minimum Wats. 
minus Hudson 
Newberryi Small 
Nuttallii Small 
Opelousanuim Riddell 
