FIGWORT FAMILY 751 



38. Penstemon miser A. Gray. Golden-tongued Penstemon. Fig. 4675. 



Penstemon miser A. Gray, Syn. Fl. N. Amer. ed. 2. 2^: 441. 1886. 



Stems 10-25 cm. high, cinereous-puberulent. Leaves mostly entire, some remotely serrulate 

 or sinuately toothed, densely cinereous-puberulent throughout, the basal with linear-lanceolate to 

 elliptic blades, the upper cauline linear to oblong ; thyrsus densely glandular-pubescent, compact ; 

 calyx 8-12 mm. high, the lobes lanceolate, acuminate ; corolla dull purple, with purple guide 

 lines, markedly variable in size, 13-28 mm. long, 4.5-10 mm. wide, the rather long tube abruptly 

 flaring into an ample throat, strongly 2-lipped, the palate strongly pilose ; anther-sacs widely 

 divaricate, broadly ovate, peltately explanate, very small ; staminode prominently exserted, 

 hooked, strongly bearded throughout with stiffish deep orange velvety hairs. 



Sandy or gravelly slopes of the Great Basin region. Arid Transition Zone; southeastern Oregon and adjacent 

 Idaho to Lassen County, California, and central Nevada. Type locality : Malheur River, Oregon. May-July. 



39. Penstemon eriantherus Pursh. Crested-tongued Penstemon. Fig. 4676. 



Penstemon eriantherus Pursh, Fl. Amer. Sept. 2: 737. 1814. 

 Penstemon cristatus Nutt. Gen. 2:52. 1818. 



Stems 1-3 dm. high, villous to canescent. Leaves entire to saliently and remotely toothed, 

 glandular-pubescent to canescent, the basal with lanceolate to ovate blades, the upper cauline 

 lanceolate to oblong; thyrsus densely glandular-pubescent, compact; calyx 7-12 mm. high, the 

 lobes linear-lanceolate, accrescent ; corolla lilac-purple, with deeper purple guide lines, 20-35 mm. 

 long, 9-14 mm. wide, the throat strongly ampliate, the limb ample, the palate prominently pilose ; 

 anther-sacs widely divaricate, explanate, as long as or somewhat longer than wide ; staminode 

 prominently exserted, strongly bearded throughout with long yellow hairs ; capsule and ovary 

 glandular-puberulent. n = S. 



Dry soil, Arid Transition Zone; Spokane County, Washington, north to British Columbia and Alberta, east to 

 the Dakotas, Nebraska, and Wyoming. Type locality: "In upper Louisiana" (now in South Dakota). May-July. 



40. Penstemon Whitedii Piper. Whited's Penstemon. Fig. 4677. 



Penstemon Whitedii Piper, Bot. Gaz. 22: 490. 1896. 



Penstemon eriantherus var. yVhitedii A. Nels. Bot. Gaz. 54: 148. 1912. 



Stems 1-4 dm. high, pubescent to glabrate. Leaves entire to sharply toothed, glabrous to 

 densely cinereous-puberulent, broadly linear to lanceolate or oblanceolate, the upper cauline 

 cordate-clasping, 3-4 times longer than broad ; thyrsus rather densely glandular-pubescent, of 

 3-6 dense remote clusters 4.5-6 cm. broad, foliose below; calyx 7-12 mm. high, the lobes lanceo- 

 late, acute to attenuate; corolla red-purple tinged with blue, with darker guide lines, 18-23 mm. 

 long, 6-9 mm. wide pressed, the ample throat culminating in a rather small limb, the palate some- 

 what pilose ; anther-sacs widely divaricate, much longer than broad, not explanate, with short line 

 of contact ; staminode scarcely exserted, densely bearded for most of its length with hairs much 

 longer than its width, n = 8. 



Rocky soil, Arid Transition Zone; southern Chelan County, Washington. Type locality: Wenatchee. May-July. 



Penstemon Whitedii subsp. tristis Pennell & Keck, Bull. Torrey Club 65: 254. 1938. Upper cauline 

 leaves merely sessile or even narrowed at base, mostly 5-8 times longer than broad; flower-clusters 2—4 cm. 

 broad. Gravelly slopes, Arid Transition Zone; eastern Wallowa County, Oregon, to central Idaho. Type local- 

 ity: Antelope Creek, Custer County, Idaho. May-July. 



Penstemon Whitedii subsp. dayinus (HowelH Keck, Bull. Torr"y Club 65:254. 19.18. (Penstemon 

 dayanus Howell, Fl. N.W. Amer. 511. 1901; P. eriantherus var. argillosus M. E. Jones, Contr. West. Bot. 

 No. 12: 62. 1908.) Staminode sparsely bearded with hairs about equaling its width to glabrate or rarely 

 glabrous. Open dry hillsides, Arid Transition Zone; valleys of the John Day and Deschutes Rivers, north- 

 central Oregon. Type locality: "Hillsides and plains. Muddy Station, John Day Valley, Oregon." May-June. 



41. Penstemon payettensis Nels. & Macbr. Payette Penstemon, Fig. 4678. 



Penstemon payettensis Nels. & Macbr. Bot. Gaz. 62: 147. 1916. 



Stems few to several from a compact crown, forming clumps 1 .5-6 dm. high, the bright green 

 herbage glabrous throughout. Leaves entire, thickish, the basal oblanceolate to narrowly obovate, 

 on long slender petioles, up to 18 cm. long and up to 3 cm. wide, the cauline lance-oblong, the 

 uppermost becoming ovate and sessile by a rounded or subcordate base and sharply acute ; thyrsus 

 of 3-7 scarcely interrupted many-flowered clusters, often somewhat secund, leafy only at base; 

 calyx 4.5-8 mm. high, the lobes broadly lanceolate or ovate, abruptly narrowed to a short at- 

 tenuate tip ; corolla bright purplish blue, 22-27 mm. long, glabrous, the tube, which exceeds the 

 calyx, rather abruptly flaring into the dilated throat, the ample limb distinctly 2-lipped ; anther- 

 sacs opposite, straight or crescentic, 1 .3-1 .5 mm. long, opening from the apex to the line of con- 

 tact, the suture minutely denticulate-ciliate ; staminode glabous. n z=8. 



Sandy or rocky soil, Canadian Zone; Wallowa Mountains, Oregon, to central Idaho. Type locality: Pay- 

 ette National Forest, Idaho. May-Aug. 



42. Penstemon speciosus Dougl. Showy Penstemon. Fig. 4679. 



Penstemon speciosus Dougl. ex Lindl. Bot. Reg. 15: pi. 1270. 1829. 

 Penstemon glaber var. occidentalis A. Gray, Proc. Amer. Acad. 6: 60. 1862. 

 Penstemon glaber speciosus Rydb. Mem. N.Y. Bot. Gard. 1: 344. 1900. 

 Penstemon pilifer Heller, Muhlenbergia 2: 136. 1906. 

 Penstemon rex Nels. & Macbr. Bot. Gaz. 55: 381. 1913. 

 Penstemon deserticola Piper, Proc. Biol. Soc. Wash. 32: 43. 1919. 

 Penstemon speciosus var. pilifer Munz & Jtn. Bull. S. Calif. Acad. 23: 35. 1924. 

 Penstemon fruticiformis var. spiciformis Jepson, Man. Fl. PI. Calif. 912. 1925. 



Herbage glabrous to pruinose-puberulent, sometimes glaucescent ; stems in erect clumps 



