166 



MEMOIRS OF THE NEW YORK BOTANICAL GARDEN [Vol. 9, No. 2 



SANTIAGO-ZAMORA ("Oriente"): Cordillera Cutucu, ca 2° 40 1 S, 78° W, ridge just 

 south and west of Rio Itzintza, on soil in moss, 1350-1650 m, Nov 17-Dec 5, 1944. 

 E-1302 (TYPE). 



The densely dotted stems, leaves, etc., zigzag stem, shape of the distichous 

 leaves, and winged internodes are distinctive of this species. 



Peperomia martiana Miq. Syst. Pip. 189. 1843. 



SANTIAGO-ZAMORA ("Oriente"): valley of the Rio Upano, from the Ri'o Paute north 

 ca 17 km to the Chupiangas, uplands above Upano, 585-660 m, Dec 9, 1944, E-1434. 



Peperomia jamesoniana CDC. Jour. Bot. 4: 137. 1866. 



Junction of GUAYAS, CAtfAR, CHIMBORAZO & BOLIVAR: foothills of the western 

 Cordillera near the village of Bucay, 300-375 m, June 8-15, 1945, E-3845. 



SANTIAGO-ZAMORA ("Oriente"): Cordillera Cutucu, ca 2 6 40* S, 78° W, ridge as- 

 cending into central Cutucu, 1410-1470 m, Nov 17-Dec 5, 1944, E-1166. 



Peperomia jamesoniana var. longifolia Trel. & Yun. Pip. North. S. Am. 605. /. 

 530. 1950. 



SANTIAGO-ZAMORA ("Oriente"): Cordillera Cutucu, ca 2° 40* S, 78° W, opposite 

 Chupiantza, 600-690 m, Nov 17, 1944, E-1029. 



Pepennomia pennellii Trel. & Yun. Pip. North. S. Am. 608. /. 533. 1950. 



CHIMBORAZO: canon of the Rio Chanchan, about 5 km north of Huigra (moist forested 

 valleys in the afternoon fog-belt), 1500-1950 m, May 19-28, 1945, E-3276; open de- 

 forested slope with small patches of scrub in the draws, directly above the village of 

 Huigra, 1500-2100 m, May 29-31, 1945, E-3488. 



These specimens have more definitely apically ciliolate leaves than is cus- 

 tomary for this species. 



Peperomia suratana Trel. & Yun. Pip. North. S. Am. 615. /. 539. 1950. 



SANTIAGO-ZAMORA ("Oriente"): Cordillera Cutucu, ca 2° 40» S, 78° W, banks of 

 Rio Itzintza, 1050 m, Nov 17-Dec 5, 1944, E-1264. 



This specimen is poor and it is only tentatively identified as this species. 



Peperomia calimana Trel. & Yun. Pip. North. S. Am. 617, /. 541. 1950. 



SANTIAGO-ZAMORA ("Oriente"): valley of the Rio Zamora, east of Loja, about 5 km 

 downstream from Zamora, 900 m, June 28-July 1, 1944, E-53; Cordillera Cutucu, ca 2 

 40 1 S, 78° W, ridge ascending into central Cutucu, 900 m, Nov 17-Dec 5, 1944, E-1100. 



Peperomia rotundifolia (L.) H.B.K. Nov. Gen. & Sp. 1: 65. 1815. 



SANTIAGO-ZAMORA ("Oriente"): valley of the Rio Zamora, east of Loja, ca 5 km 

 downstream from Zamora, 900 m, June 28-July 1, 1944, E-52; valley of the Rio Upano, 

 from the Rio Paute north ca 17 km to the Chupiangas, uplands above Upano, 584-660 m, 

 Dec 9 v 1944, E-1433. 



Peperomia trinervis R. & P. Fl. Peruv. & Chil. 1: 32. pi. 50, /. b. 1798. 



SANTIAGO-ZAMORA ("Oriente"): Cordillera Cutucu, ca 2° 40' S, 78° W, ridge just 

 south and west of Rio Itzintza, 1350-1650 m, Nov 17-Dec 5, 1944, E-1300. 



The leaves on this specimen are more sharply acuminate than is common for 

 the species. 



Peperomia trinervis var. subnudicaulis Yuncker in Trel. & Yun. Pip. North. S. 

 Am. 647. 1950. 



CAflfAR: valley of Rio de Canar, near El Corazon, between S. Vicente and Rosario, 

 2790 m, Sept 6-10, 1944, Prieto CP-10. 



CHIMBORAZO: canon of the Rio Chanchan, about 5 km north of Huigra (moist forested 

 valleys in the afternoon fog-belt), 1500-1950 m, May 19-28, 1945, E-3426. 



SANTIAGO-ZAMORA ("Oriente"): Cordillera Cutucu, ca 2° 40» S, 78° W, ridge as- 

 cending into central Cutucu, 1310-1370 m, Nov 17-Dec 5, 1944, E-1173. 



