JANUARY 1 TO DECEMBER 31, 1964 335 



303152 to 303625— Continued 

 303408 to 303410— Continued 



303410. V-64-214. Below Pump House wash, Oak Creek Canyon, 15 

 miles south of Flagstaff, Ariz. Roadside, flowers tall, scarlet. 



303411 and 303412. Penstemon barbatus ssp. torreyi (Benth.) Keck 



303411. V-64-31. Ten miles east of Wolf Creek Pass, along Route 160 

 southwest of South Fork, Colo. Flowers brilliant red, slender to 24 

 inches tall, corolla to 1 inch, stamens exerted. 



303412. V-64-119. South of Flagstaff, Ariz., Coconino Forest. Eleva- 

 tion, 7,000 feet. Plant vigorous to 4 inches tall, foliage narrow, flowers 

 scarlet. 



303413 and 303414. Penstemon bridgesii A. Gray 



303413. V-64-113. Oak Creek Canyon, 11 miles north of Sedona, Ariz. 

 Elevation 6,500 feet. Shrub low-sub. Distinct from all plants collected 

 thus far. 



303414. V-64-121. South rim, Grand Canyon, Ariz. Elevation 7,000 

 feet. Foliage narrow, green. Flowers tubular, bright red. 



303415 and 303416. Penstemon caespitosus Nutt. ex A. Gray 



303415. V-64-320. Twenty miles southeast of Eagle, Colo. Roadside, 

 plant low, spreading, nodes rooting, flowers dark blue, borne singly in 

 leaf axils. 



303416. V-64-322. Twenty miles south of Eagle, Colo. Roadside, same 

 as P.I. 303415 except flowers pale blue. 



303417. Penstemon clutei A. Nels. Scrophulariaceae. 



V-64-207. One mile west of Sunset Crater National Monument, north- 

 east of Flagstaff, Ariz. Foliage serrate, glaucous, suffrutescent. 



303418. Penstemon comarrhenus A. Gray 



V-63-122. West edge of Paonia, Colo. South dry, rocky bank. Plant 

 tall, panicles airy; flowers 1 inch long, light blue. 



303419. Penstemon crandallii A. Nels 



V-63-180. Thirty miles northeast of Salida, Colo. Rocky south slope, 

 dry. Perennial, low, woody at base, stems decumbent, leaves spreading, dull 

 green, narrowly spatulate; flowers .75 inch long, purple, staminoides bearded, 

 yellow hairs. Roots long, coarse without conspicuous root hairs. 



303420. Penstemon eatonii A. Gray 



V-64-291. Twelve miles northeast of Escalante, Utah, along Highway 

 Utah 54. Sandy soil, flowers red. 



303421. Penstemon eatonii ssp. undosus (M. E. Jones) Keck 



V-64-123. Schnebley Hill Road, east of Sidona, Ariz. Elevation 5,900 

 feet. Sandy talus slope; stem to 28 inches high, leaves oblanceolate, 4 inches 

 long, slightly glaucous, petioled strongly; flowers 1 inch long, red. 



303422 to 303424. Penstemon laricifolius ssp. exilifolius (A. Nels.) 

 Keck 



303422. V-63-35. Eighteen miles north of Medicine Bow, Wyo. Dry 

 roadside cespitose perennial; leaves fine; flowering scape to 8 inches 

 high. 



303423. V-63-99. West of Sheep Mountain above highway on dry slope, 

 south of Centennial, Wyo. Cespitose, tiny perennial, stems flowering 

 to 5 inches, flower color unknown. 



303424. V-64-131. Southwest of Laramie, Wyo., 2 miles west of Har- 

 mony Station. Ericopsis low. 



