34 MISC. PUBLICATION 4 7 7, U. S. DEPT. OF AGRICULTURE 



Puente de Xahuatl-aa, near San Marcos, February 22, 1939, Standley 

 (F, USXA) : northwest slopes of Volcan Taj umulco," near Tajumulco, February 

 28, 1940, Steyermark 36918 (F). Dept. Quezaltexaxgo: mountains above 

 Ostuncalco, February 22, 1939, Standley 66397 (F, USXA) ; Volcan Santa Maria, 

 above Santa Maria de Jesus and Los Mojadas, Januarv 12, 1940. Steyermark 

 33963 and 34033 (F, USXA). Dept. Solola: southeast of San Jorge, August 

 12, 1936, Hatch and Wilson 307 (F). Dept. Quiche: between Quiche and San 

 Pedro Jacopilas. January 12, 1939, Standley 62450 and 62451 (F) ; Standley 624-57 

 (F, USXA). Dept. Chimaltenango: Garrucha, March 1892. Heyde and Lux 

 3152 (XY, US) ; between Chimaltenango and San Martin Jilotepeque. Xovember 

 25, 1938, Standley 57967 (F, USXA); December 22, 1940, Standley 80S64 and 

 80955 (USXA) ; near Rio Pixcavo, between Chimaltenango and San Martin 

 Jilotepeque, February 3, 1939, Standley 64363 and 64485 (F) : Standley 64371 

 and 64461 (F. USXA) ; Barranco de la Sierra, southeast of Patzum, December 31, 

 1938, Standley 61542 (F, USXA). Dept. Escuintla: above Palm, December 

 16, 1938, Standley 60102 (F, USXA). Dept. Baja Verapaz: Rabinal, May 9, 

 1906, Cook 13 (US); "opposite El Rancho," Sierra de las Minas, Januarv 6. 1906, 

 Kellerman 5658 (US) ; Januarv 1, 1908, Keller man 7032 (F, XY) ; Januarv 5. 1908, 

 Kellerman 8043 (NY) : hills north of Santa Rosa. March 30, 1939. Standley 69705 

 (F, USXA); Standley 69747 (F). Dept. Guatemala: Barrancas about Guate- 

 mala, July 1860, Hayes without number (G [2]); near Guatemala, July 1921, 

 Tonduz 739 (XY, US [2]); edge of barranca, Parque Minerva, Guatemala' March 

 21, 1915, Trelease 50 (111); Eureka, near Guatemala, April 2, 1915, Trelease 51 

 (111 [3]); between Chiquin and Trapiche Grande, April 19. 1905, Pittier 130 (US); 

 between Fiscal and Guatemala, June 7, 1909, Deam 6231 (Mi, US) ; Finca Bretana, 

 between Guatemala and Fiscal, December 12, 1938, Standley 59742 (F. USXA) ; 

 barranco south of San Raimundo, January 18, 1939, Standley 62862 (F, USXA); 

 hills between Guatemala and San Raimundo, Januarv 18, 1939. Standley 62946, 

 63000, and 63002 (F, USXA). Dept. Sacatepequez: between Mixco and 

 Antigua, April 16. 1915, Trelease 48 and 49 (111) : near Antigua, Xovember 1938- 

 February 1939, Standley 61761 (F) : Standley 63854 (F. USXA). Dept. Santa 

 Rosa: Volcan Tecuamburro, north of Chiquimulilla, trail to summit. December 

 20. 1939, Steyermark 33159 (F). Dept. Zacapa: Sierra de las Minas above Rio 

 Hondo, October 11, 1939, Steyermark 29578 (F, USXA). Dept. Jalapa: vicinitv 

 of Jalapa, Xovember 7-18, 1940, Standley 76523 and 76732 (USXA); between 

 Jalapa and Volcan Jumav, Xovember 30, 1939, Steyermark 32316 (F) ; between 

 Jalapa and San Pedro Pinula, December 9, 1939, Steyermark 32943 (F, USXA). 

 Dept. Chiquimula: Rio Taco, between La Laguna and Chiquimula, October 

 27, 1939, Steyermark 30730 (USXA) ; Cerro Tixixi, north of Jocotan. Xovember 

 10, 1939, Steyermark 31551 (F). Dept. Jutiapa: north of Jutiapa toward Plan 

 de Urrutia, October 28, 1940, Standley 75589 (USXA). 



EL SALVADOR.— Dept. Chalatenango: El Jute, 1928, Calderon 2446 (F, 

 NY, US). 



14a. Quercus peduncularis var. sublanosa (Trel.) comb. nov. 



Quercus matagalpana Trel., Mem.. Nat. Acad. Sci. 20: 58. pi. 54- 



1924.. 

 Q. achoteana Trel. in Yuncker, Field Mus. Bot. Ser. 17: 356. 1938. 

 Q. achoteana var. sublanosa Trel. in Yuncker, Field Mus. Bot. Ser. 



17: 356. 1938. 



Small or large tree. Twigs variable (1.5 to 4 but usually about 2.5 

 mm. thick), fluted, glabrous or from rusty-tomentose glabrate and 

 brown with usually prominent pale lenticels. Buds about 3 to 4 mm. 

 long, ovoid or narrower, glabrate, the stipules persistent or caducous, 

 about 5 to 8 mm. long, ligulate or subulate, dorsally strigose. Leaves 

 deciduous, thin, 10 to 18 or rarely only 6 cm. long, 5 to 10 or rarely 

 only 3 cm. broad, obovate, the apex broadly rounded or rather abruptly 

 acuminate, the much-narrowed base rounded or cordate, regularly 

 undulate-toothed or serrate with the teeth mucronate-tipped, margins 

 flat or minutely revolute, upper surface dully shining, glabrate or the 

 base of the midrib puberulent, lower surface dull, glabrate or per- 



