1955] 



PLANTS COLLECTED IN ECUADOR 



173 



blue; Parroquia Louis Cordero at Ayapamba (ca. 15 km. ENE of Azogues), 9800- 

 9900 ft. elevation, September 29, 1944, F. Prieto P-160. Loja: bracts green out- 

 side, margin with white line, inside white, the flowers deep purple-blue, the sta- 

 mens yellow; Cerro Villanaco (ca. 7 km. west of the city of Loja), 8000-9500 ft. 

 elevation (from pass to top), July 28, 1944, E-240. 



Eryngium humile Cav. var. pulchellum Wedd. 



Azuay: bracts green outside, silvery inside, the heads purple-nigrescent; along 

 the Ri'o Matadero west of Cuenca, 10000-10500 ft. elevation, March 3, 1945, E- 

 2013; vicinity of the lake in the valley of the Rio Surucuchu (a branch of the Rio 

 Matadero), 18-20 km. west of Cuenca, 9800-10300 ft. elevation, July 16, 1945, E- 

 4220. 



Arracacia wigginsii Const. 



Azuay: plants small or in age much branched and up to 3 m. high, the stems 

 purplish, the leaves deep green, the corolla bright green; Cruz Pamba region above 

 Banos (ca. 15 km. southwest of Cuenca), 9000-10000 ft. elevation, June 29*30, 

 1945, E-3934 (collected by Giler & Prieto). 



Arracacia xanthorrhiza Bancroft. 



Canar: coarse herb to 1 m. high; between Tambo and Suscal, north rim of the 

 valley of the Rio de Canar, 2000-3000 m. elevation, April 23, 1934, E-2778 (col- 

 lected by M. Giler). 



Neonelsonia acuminata (Benth.) Coult. & Rose. 



Azuay: plants scrambling to 3 m. through shrubs, the leaves pale green, the 

 corolla pale yellowish- green; the eastern Cordillera, 1-8 km. north of the village 

 of Sevilla de Oro, 8000-9000 ft. elevation, July 27-August 12, 1945, E-4503; 

 sprawling plants in wet ravines, the stem and petioles red, the leaves pale green, 

 the perianth segments yellowish-green, tipped, or the outside suffused with red; 

 Pacific side of pass, Nudo de Portete, pass between headwaters of the Rfos 

 Tarqui (Atlantic) and Giron (Pacific), altitude ca. 9000 ft., March 10, 1945, E- 

 2168. 



Apium leptophyllum (Pers.) F. Muell. 



Azuay: in shaded area; the eastern Cordillera, 1-8 km. north of the village of 

 Sevilla de Oro, 8000-9000 ft. elevation, August 12, 1945, E-4650. Canar: perianth 

 white; dry chaparral scrub and paramo, with occasional moist valleys, near El 

 Tambo (ca. 69 km. by rail south of Sibambe), 9500 ft. elevation, May 4, 1945, E- 

 2907 (collected by Giler & Prieto). 



Niphogeton dissecta (Benth.) F. Macbr. var. dissecta. 



Azuay-"Oriente" border: in open paramo; Paramo del Castillo and surrounding 

 forested areas (crest of the eastern Cordillera on the trail between Sevilla de Oro 

 and Mendez), east of El Pan, 11000-11350 ft. elevation, December 17, 1944, E- 

 2627. Azuay: leaves bright green, the perianth segments white; Paramo de 

 Tinajillas and surrounding chaparral and forests, 30-50 km. south of Cuenca, 

 11000-11500 ft. elevation, March 17, 1945, E-2247. 



Niphogeton ternata (Willd.) Math. & Const, var. ternata. 



Azuay: plants scrambling, the leaves deep green, nitid above, pale below, the 

 perianth greenish; the eastern Cordillera, 4-6 km. north of the village of Sevilla 

 de Oro, 9000-10000 ft. elevation, August 16, 1945, £-4757. 



Oreomyrrhis andicola (Kunth) Hook. f. 



Canar: perianth segments pink; on talus slope, uplands called "Huairacaja," 

 10-20 km. northeast of Azogues, altitude 11000 ft., February 2, 1945, E-1114. 



