OF ARTS AND SCIENCES : FEBRUARY 13, 1872. 381 



118. Lathyrus venosus var ? Torr. & Gray, 1. c. L. pubescens 

 Nutt. 1. c. ; but mainly glabrous. Fruiting specimens. 



119. Lathyrus polyphyllus Nutt. in Torr. & Gray, 1. c. 



120. Prunus (Cerasus) mollis, Dougl. in Hook. 1. c. This is 

 probably P. erecta Presl, Epimelia, p. 194. 



121. Prunus Virginiana L. var., the Cerasus demissa Nutt. in 

 Torr. & Gray, Fl. 1, p. 411, which is commonly thought distinct by 

 those who have seen it living. 



122. Nuttallia cerasiformis Torr. & Gray, Fl. 1, p. 412. In 

 fruit. 



123. Spiraea opulifolia L. ; a Western, but nearly glabrous form. 



124. Spiraea betul^efolia Pallas; a small-leaved form. Also, 

 125, var. rosea, with rose-red corolla, found likewise in California. 



126. Spir^a Douglasii Hook. 1. c. ; Bot. Mag. t. 5151. 



127. Spiraea Menziesii Hook. 1. c. 



128. Spiraea arlefolia Smith ; Hook. 1. c. 



129. Geum macrophyllum Willd. ; Torr. & Giay, Fl. 1, p. 421. 

 Referred to G. Japonicum by Scheutz in his recent monograph ; but 

 the identification is not wholly satisfactory. See Amer. Jour. Science, 

 April, 1872, p. 306. 



130. Alchemilla occidentals Nutt. in Torr. & Gray, Fl. 1, 

 p. 421. 



131. Poterium annuum Nutt. in Hook. 1. c. Sangidsorba annua 

 Nutt. in Torr. & Gray, 1. c. 



132. Poterium officinale, i. e. Sangidsorba officinalis L. Al- 

 ready found both north and south of Oregon. 



133. Horkelia congesta Hook. Bot. Mag. t. 2880. 



134. Potentilla glandulosa Lindl. Bot. Reg. t. 1583. 



135. Potentilla diversifolia Lehm. in Hook. 1. c. 



136. Potentilla gracilis Dougl., Hook. Bot. Mag. t. 2984. 



137. Fragaria vesca L., the var. y. Torr. &" Gray, Fl. 1, 

 p. 448. 



138. Rubus Nutkanus Mocjno. One or two specimens displayed 

 rose-red flowers, like those of its Eastern analogue, R. odoratus, but 

 the tinge was slight when fresh, according to Mr. Hall. 



139. Rubus spectabilis Pursh, Fl. 1, t. 16 ; the Salmon-Berry. 



140. Rubus pedatus Smith Ic. Ined. t. 63. Comaropsis pedata 

 DC Prodr. 



141. Rubus leucodermis Dougl.; Torr. & Gray, 1. c. In fruit. 



