510 THE ANERICAN MIDLAND NATURALIST 
Pleasant Lake; Wahpeton (Bergman). 
832. Asclepias speciosa Torr. Ann. Lyc. N. Y. 2: 218. (1826). 
Asclepias Douglasii Hook., Fl. Bor. Am. 2: 53, pl. 152. (1834). 
Leeds, Devils Lake, Minot. 
833. Asclepias ovalifolia Dec. in DC. Prodr. 8: 567. (1844). 
Leeds, Butte. 
834. Asclepias verticillata Linn. Sp. Pl. 217. (1753). 
Leeds, Butte. 
Family. 1o2. CONVOLVULACEAE Vent. ‘abl. 2: 394. 
(1799). 
PHARBITIS Choisy, Mem. Soc.-Phys Genev. yo aaa 
(1833). 
835. Pharbitis purpurea (Linn.) 
Ipomaea purpurea (Linn.) Roth, Bot. Abh. 27. (1787). 
Convolvulus purpureus Linn. Sp. Pl. ed. 2: 219. (1762). 
Rolette "Co.7 Ox * Creek. 
CONVOLVULUS Plinius XXI: 5, Tour. Elém. 72. (1694), 
Winn, Gen. 47, (1737), 70. (1754)- 
836. Convolvulus maior Gesn. Hort. Germ. 255a (1561), 
also Caesalpinus, Lobelius. 
Convoluulus Sepium Linn. Sp. Pl. 153. (1753): *AvuEVvOV 
Sibth. Fl. Graeca. Diose. 4: 13. 
Banks of Souris River at Minot. 
837. Convolvulus repens Linn. Sp. Pl. 153. (1753). 
Leeds, Towner. 
838. Convolvulus interior House, Bull. Torr. Bot. Club 
32: 140. (1905). An oracular name! \ 
Leeds. 
839. Convulvulus americanus (Sims) Greene, Pittonia III: 
328. (1898). 
Convolvulus Sepium var. americanus Sims, Bot. Mag. t. 732. 
(1804). 
Peninsula of Lake Ibsen, Towner. 
840. Convolvulus minor Diosc. mepixAvuevoy Diosc. 4: 
14. (Sibth, Fl. Graeca), EACivy (Fl. Gr.), xusoaumte Aog Diosce. 
4:39; Gesner, Hort. Germ.; Caesalp., Clusius, Gilib. 
Convolvulus arvensis Linn. Sp. Pl. 153. (1753). 
Convoluulus ambigens House, Bull. Torr. Bot. Club. 32. 
139. (1905). 
Fargo (Cl. Waldron). 
