late or linear or the lower oblong-lan- 

 ceolate, mostly narrowed at base; thyr- 

 sus virgate, loose, usually elongated; 

 sep ovate; cor 2.5 cm longf or more, the 

 narrow tube rose-colored or pink, 

 sometimes changing to vio, ventricose 

 funnelform; bud often y'ish; sterile fil 

 glabrous. 



Abrams Fl LA 361. Monica mts. 

 S Ber mts (Parish 114). 

 PENTSTEMON LABROSUS Hook. f. 



Hooker, f. Bot Mag ex t 6738 (188-1 



Glabrous; sts herbaceous, slender, 

 erect, simple, 4-5 dm hi; Ivs all entire, 

 the lowest oblanceolate, 5-6 cm 

 long, about 1 cm broad, the 

 upper linear-lanceolate, "reduced; bracts 

 minute, fls in a simple raceme; pedicels 

 1-2 cm long; ex-lobes ovate, acumin- 

 ate, 4 mm long; cor scar, 2.5-3 mm 

 long, destitute of beard; tube narrow; 

 upper lip erect, the 3 lobes of the lower 

 one equaling the upper one in length, 

 reflexed about two-thirds the lengin 

 of the tube; sterile fil glabrous; amn 

 closed toward the apex. 



Hall U 119. Rabbit ears. 



Coville, CNH 4:170. Frazier int. 



Abrams, Fl LA 360. Gabriel, SBer mts. 



P. barbatus var. labrosus Gray, Bot 

 Cal 1:622 (1876). 

 PENTSTEMON PALMERI A. Gray. 



Sts 6-9 dm hi; labrous except infl, 

 that glandular or primrose-puberulent; 

 Ivs coriaceous, glaucous, ovate or ob- 

 long-lanceolate, from sharply dentate 

 to nearly entire, upper from closely 

 sessile to completely connate-perfol- 

 iate; thyrsus elongated pyramidal, 

 racemiform; cor cream-w, suffused 

 pink; the short narrow proper tube 

 hardly surpassing the ovate appressed 

 sep, yer-- abruptly dilated into the 

 ventricose-campanulate throat, about 

 2 cm long and as broad at orifice; lips 

 broad, the upper erect, 2-lobed, lower 

 3-lobed, widely spreading-, sparingly 

 bearded at base; sterile fil densely 

 bearded above with loner y'ish hairs. 



Gray, Am ac pr 7:370 (1868). 



Type localities: Ar, "in Skull valley, 

 and on Rio Verde ne-^.r Fo-t Wh'pnl .'' 



Abrams. Fl LA 361. About 5000 ft. 

 Gabriel and SBer mts. 



Coville, CNH 4:170. Coso mts. Nev. 



Hall. U 119. 



Utah: Nevada; Arizona; Cantllles! 

 Qumtin! 

 PENTSTEMON PARISHII A. Gray. 



Size and habit of 'P. spectabilis: Ivs 

 entire or minutely dent'culate; upper 

 clasping by subcorclate base but not 

 connate: cor r, more dilated. 



Hall IT 119, suggests that this is a 

 hybrid of P. centranthifolius x, specta- 

 bilis. 



Abrams, Fl LA 361. Cucamonga; 

 SBer. 



San Rerr-a.rdino and S D Co (Parish ?55). 

 PENTSTEMON SPECTARIMS Thurber. 



Pale or glaucescent and glabrous 

 throughout, 6-12 dm hi; Ivs thinnish- 

 coriaceous, ovate or ovate-lanceolate 

 or the lower oblons;, acute, trie upper 

 pairs acuminate and their broad bases 



connate-perfoliate, spinulosely dentate 

 or denticulate; thyrsus many-fid, clon- 



fated pyramidal or sometimes virgate, 

 -6 dm long; peduncles and pedicels 

 slender; cor rose-p or lilac with the 

 ample limb blue, 2.5 cm long; the nar- 

 row proper tube twice the length of 

 the short ovate ex-lobes then abruptly 

 dilated into the campanulate-ventri- 

 cose or broadly funnelform throat, 

 somewhat bilabiate, the oval or round- 

 ish lobes 6-8 mm long; sterile fil gla- 

 brous; anth dehiscent from the base 

 toward but not to the apex. 



Hall, U 120. 



Abrams, Fl LA 361. 



LA Co T ias Huevitas, Baja (Br) ; N M. 

 PENTSTEMON AMBIGUUS Torr. 



CD (Parish): Colo; N M: Mexico. 

 PENTSTEMON ANTIRRHINOTD "33 Bh. 



Fa-- Be- vardino Co; S D Co; Baja 

 PENTSTEMON BARBATUS Nutt. 



Colo: New Mexico; Mexiro 

 Variety LABROSUS A. Gray 



Kern Co (Rothr^ek) : B^ja mts! 

 PENTSTEMON CPJRROSENSIS Kelg. 



Cerlrog Tslar-d (Pond). 

 PENTSTEMON EATONI A. Gray. 



Pan Bernardino mts ("Parish II? > 

 PKNTR..-MON GLABER Pursh. 



Souther" California (Parish 1*4^. 

 PENTSTEMON PARRYI A. Gray. 



CD (Par'sh ?56):Utah; Nevada; Arizona. 

 PENTSTEMON ROTHROCKII Gray. 



Q D mts; T ittle O^rche mt. (Rothrock) 

 PENTSTEMON TERNATUS Torr. 

 * Kern Co: San Diego Co! Baja! 



Genus PEDICVL.ARTS Tonrnefort. 



Per herbs with alt, opp or rarely 

 vertioillate pinn-itelv lobed cleft or 

 pinnatifid Ivs and irr f T s in terminal 

 s^ik r s or sp'ke-like racemes: ex 2-5- 

 clft, cor tubular, strongly bilabiate; 

 galea arched and compressed; lower lip 

 of 3 small munded lobes or teeth: sta 

 4; anth approximate in pairs, their sacs 

 transverse, equal: cap flattened, obli- 

 que at apex, loculiridally 2-valved. 

 PEDICULARIS DENSIFLORA BENTH 



Sts simple, erect, 2-3 dm hi, com- 

 monly several from the s^aly caudex; 

 he^bago nearlv srlab^ous or somewhat 

 soft-pubescent; Ivs pinnately divided 

 or nart^d, the seg oblong, doublv ser- 

 rate-toothed or incised; ppik terminal, 

 dense or at length loose; b~acts lin- 

 ear, ciliate or serrulate toward the 

 apex, mostly shorter than the fls; ex 

 5-an2:led, equally or unenually 5- 

 toothed. 6-8 mm long; cor 2.5 cm long 

 or more; galea large, somewhat broad- 

 er above; stronsrly arched, lower lip 

 small, of 3 rounded t^eth; fil glabrous. 

 Abram?, Fl LA 372. Monica mts 

 (Davidson). 



PEDTCULARTS SEMIBARBATUS A. G. 

 Nearly st-less; denressed. more or 

 less Dubesrent: Ivs in a basel tuft, 

 15-20 cm long, on petioles mostly ex- 

 ceeding the irrocr sossile spikes, 2-pin- 

 nately parted or nfa<-ly s^, the oblong 

 lob-^s lamiatelv few-toothed; f-or yel- 

 lowish, tinged with p. pubescent with- 

 out, about 2 cm long; galea nearly 



