310 PLANT INVENTORY NO. 163 



230279 to 230318— Continued 



230299 to 230307 — Continued 



230301. Col. No. 15891. Chiapa, Chiapas. (No field note included.) 



230302. Col. No. 15892. Five miles southeast of Chiapa on Culebro ranch, 

 Chiapas. Nov. 19, 1955. Heavy clay soil. 



230303. Col. No. 15893. 'Barbasco de Villa Flores'. Twenty-two miles 

 southwest of Tuxtla Gutierrez along road to Villa Flores, Chiapas. Clay loam 

 over limestone. Nov. 20, 1955. Elevation 2,000 feet. Root flesh white. 



230304. Col. No. 15894. 'Barbasco de Villa Flores'. Twenty-two miles south- 

 west of Tuxtla Gutierrez along road to Villa Flores, Chiapas. Clay loam over 

 limestone. Nov. 20, 1955. Root flesh white. 



230305. Col. No. 15896. 'Barbasco de Villa Flores'. Thirty -five miles south- 

 west of Tuxtla Gutierrez along road to Villa Flores, Chiapas. Elevation 3,000 

 feet. Nov. 20, 1955. Soil sandy. 



230306. No. 15897. 'Barbasco de Villa Flores'. Thirty-five miles southwest 

 of Tuxtla Gutierrez along road to Villa Flores, Chiapas. Nov. 20, 1955. Ele- 

 vation 3,000 feet. Soil sandy. 



230307. Col. No. 15900. Seven miles east of Chiapa along highway to Chiapas. 

 Nov. 21, 1955. Root flesh white. 



230308. Dioscorea sp. 



Col. No. 15852. Twenty-three miles east of Cordoba along road to Veracruz. 

 Nov. 4, 1955. Roots small, hard, shallowly splayed. 



230309. Dioscorea sp. 



Col. No. 15857. Five miles east of Temescal on Veracruz -Oaxaca border, among 

 limestone rocks. Nov. 6, 1955. Roots small, flattened, flesh white. 



230310. Dioscorea convolvulacea Cham. & Schl, Yam. 



Col. No. 15862. Fifteen miles west of Tuxtepec, Oaxaca. Nov. 7, 1955. Roots 

 discoid. 



230311. Dioscorea sp. 



Col. No. 15867. 'Barbascillo'. Four miles south of Santiago Tuxtla, Veracruz. 

 Nov. 9, 1955. Roots orange colored. 



230312. Dioscorea sp. 



Col. No. 15868. 'Barbasquillo'. Four miles south of Santiago Tuxtla, Veracruz . 

 Nov. 9, 1955. Roots shallow, discoid. 



230313. Dioscorea sp. 



Col. No. 15870. Four miles south of Santiago Tuxtla, Veracruz. Nov. 9, 1955. 



230314. Dioscorea sp. 



Col. No. 15878. Five miles north of Huatusco along road to Puente Nacional. 

 Nov. 11, 1955. Plant rare, roots small, tuberous, flesh white; soil dark brown. 



230315. Diodvorea spiculiflora Hemsl. Yam. 



Col. No. 15895. Twenty-two miles southwest of Tuxtla Gutierrez along road to 

 Villa Flores, Chiapas. Elevation 2,000 feet. Nov. 20, 1955. Root flesh cream to 

 yellowish; clay loam over limestone. 



230316. Dioscorea sp. 



Col. No. 15898. Forty-three miles southwest of Tuxtla Gutierrez along road to 

 Villa Flores, Chiapas. Loamy forest soil. Nov. 20, 1955. 



230317. Dioscorea sp. 



Col. No. 15899. Forty-three miles southwest of Tuxtla Gutierrez along road to 

 Villa Flores, Chiapas. Nov. 20, 1955. Loamy forest soil. 



230318. Rattvolfia sp. Apocynaceae. 



Col. No. 15866. 'Silvapato'. Fourteen miles south of Santiago, Tuxtla, Vera- 

 cruz. Nov. 9, 1955. Polypodial, perennial herb. 



