258 PLANT INVENTORY NO. 171 



293049 to 293059— Continued 



293050. Col. No. 17996. Sierra Mohinora summit, Chihuahua. Eleva- 

 tion 10,000 feet. Perennial in wild, to 16 inches high; branches form 

 a ground cover; flowers purple. 



293051. Col. No. 18001. Conifer forest canyon, Sierra Mohinora, Chi- 

 huahua. Elevation 7,500 feet. Flowers pale purple, campanulate. 



293052. Penstemon kunthii G. Don 



Col. No. 18154. Twenty miles southwest of El Salto, Durango. Ele- 

 vation 10,000 feet. Plants abundant in wild, to 40 inches high, with 

 several stems; flowers red. Inflorescences frost damaged. 



293053 to 293055. Penstemon cf. kunthii G. Don 



293053. Col. No. 17913. Calcareous rocks, Parral, Chihuahua. Eleva- 

 tion 5,800 feet. Perennial to 5 feet high; stems several, from base, 

 long spicate; flowers red. 



293054. Col. No. 17949. Rio Verde and Cunega Prieta road, Chihuahua. 

 Elevation 9,000 feet. Perennial in wild; flowers red. 



293055. Col. No. 18013. Tufaceous rhyolite 15 miles northeast of El 

 Vergel, Chihuahua. Elevation 6,700 feet. Perennial in wild, to 32 

 inches high; leaves serrate or entire; flowers red. Plants browsed. 



293056. Penstemon sp. 



Col. No. 17978. Nabogame, Chihuahua. Elevation 6,800 feet. Peren- 

 nial in wild; stems sagging; flowers purple. 



293057. Penstemon sp. 



Col. No. 17985. Between Nabogame and Guadelupe y Calvo, Chihuahua. 

 Elevation 8,000 feet. Perennial in wild; stems several, to 20 inches long; 

 flowers red. 



293058. Penstemon sp. 



Col. No. 18002. Conifer forest, La Rocha, Sierra Mohinora, Chihuahua. 

 Elevation 7,500 feet. Plants in wild, thinly scattered in open forest. 



293059. Penstemon sp. 



Col. No. 18096. Oak forest, 40 miles east of Parral, Chihuahua. Eleva- 

 tion 7,800 feet. Perennial in shade, in wild, to 20 inches high; flowers 

 small, campanulate, light purple. 



293060 to 293063. 



From the United States. Seeds collected by H. S. Gentry, agricultural ex- 

 plorer, Crops Research Division, Plant Industry Station, Beltsville, Md. 

 Numbered Oct. 3, 1963. 



293060. Penstemon havaedii A. Gray Scrophulariaceae. 



Col. No. 18455. Six miles west of park headquarters, Big Bend National 

 Park, Tex. Plants in wild; leaves large, ovate-lanceolate. Collected 

 March 1960. 



293061 and 293062. Penstemon spectabilis Thunb. 



293061. Col. No. 17765. Old clearing in Chapparal, Anza, Riverside 

 County, Calif. Elevation 3,000 feet. Plants mature, in burned-over 

 area. Collected July 1959. 



293062. Col. No. 17766. Anza, Riverside County, Calif. Elevation 3,000 

 feet. Plant in wild, heavy bearing, to 150 racemes each; stems red 

 or yellow; capsules large. Collected Aug., 1959. 



293063. Penstemon sp. 



Col. No. 18559. Limestone area. Route 32, 15 miles west of San Marcos, 

 Hayes County, Tex, Plants in wild; stalks short. Collected April 1960. 



