FIGWORT FAMILY 825 



thin pale or reddish margins about half the width of the galea ; its lower lip shorter, proximally 

 forming a minutely pubescent purplish trisaccate pouch, the short lobes whitish or pale yellow ; 

 capsule 7-9 mm. long. 



Gravelly pumice or granitic soil, Canadian Zone to Arctic-Alpine Zone; open mountains, Cascade Moun- 

 tains of Oregon (from The Sisters southward) south to Warner Mountains and Lassen Peak in northern Cali- 

 fornia. Type locality: Mount Warren, Warner Mountains, Modoc County, California. June-Aug. 



3. Castilleja filifolia Eastw. Thread-leaved Indian Paint-brush. Fig. 4847. 



Castilleja filifolia Eastw. Leaflets West. Bot. 2: 243. 1940. 



Plant perennial, arachnoid-lanate, the clustered stems 0.5-2.5 dm. tall, simple. Leaves 

 less lanate, narrowly linear, with a pair of widely spreading filiform-linear lobes ; bracts and 

 calyces distally dull purple; calyx 10-15 mm. long, cleft medianly about one-half length, and 

 laterally about as deeply into linear lobes; corolla 13-15 mm. long, its galea 4-6 mm. long, atten- 

 uate, dorsally slightly puberulent, the thin margins narrow, its lower lip slightly shorter, 

 proximally forming a pubescent green trisaccately inflated pouch, thence abruptly contracted to 

 the short yellow lobes ; capsule 6 mm. long. 



Openings in coniferous forest or on mountain summits, Canadian and Hudsonian Zones; southern Cascade 

 Mountains, Douglas County, Oregon. Type locality: 8 miles north of Diamond Lake, Douglas County. June- 

 July. 



4. Castilleja psittacina (Eastw.) Pennell. Parrot's Head Indian Paint-brush. 



Fig. 4848. 



Orthocarpus psittacinus Eastw. Bull. Torrey Club 29: 78. 1902. 

 Castilleja pratensis Heller, Muhlenbergia 2: 139. 1906. 



Castilleja steenensis Pennell, Notulae Naturae No. 74: 4. (February) 1941. 

 Castilleja ochracea Eastw. Leaflets West. Bot. 3: 91. (November) 1941. 



Plant perennial, villose-hirsute with glandless hairs, the clustered stems 1.5-3.5 dm. tall, 

 simple or branched. Leaves linear or linear-lanceolate, with usually 2 pairs of divaricate slender 

 lobes; bracts and calyces distally yellowish or yellow, the former whitish on the abruptly 

 spreading tips; calyx 12-20 mm. long, cleft medianly about one-half its length, and laterally 

 nearly as deeply into linear or lance-attenuate lobes ; corolla 16-21 mm. long, its galea 4-6 mm. 

 long, attenuate, pale yellowish green, dorsally finely pubescent, the thin margins pale; its lower 

 lip slightly shorter, proximally forming a pubescent trisaccate pouch, the white appressed lobes 

 2-2.5 mm. long and each with dark midvein; capsule 7-8 mm. long. 



Sandy or gravelly soil, among sagebrush. Arid Transition Zone; plateau of eastern Oregon (from Grant 

 County southward) and northeastern California (to Plumas County). Type locality: Warner Mountains, Oregon. 

 May-July. 



5. Castilleja pilosa (S. Wats.) Rydb. Hairy Indian Paint-brush. Fig. 4849. 



Orthocarpus pilosus S. Wats. Bot. King Expl. 231. 1871. 

 Castilleja pilosa Rydb. Mem. N.Y. Bot. Card. 1: 361. 1900. 

 Castilleja Jusselii Eastw. Leaflets West. Bot. 2: 243. 1940. 



Plant perennial, villose-hirsute with glandless hairs, the clustered stems 2-4 dm. tall, 

 branched and very leafy. Leaves linear or nearly so, entire or the upper, or sometimes most, with 

 a pair of slender lobes ; bracts and calyces distally white-margined, the former with a pair of 

 ascending-spreading lobes; calyx 15-16 mm. long, cleft medianly and laterally nearly one-half 

 length into linear lobes; corolla 17-22 mm. long, its galea 7-8 mm. long, acutish, dorsally green- 

 ish and finely pubescent, ventrally the wide thin margins proximally dark purple and distally 

 white, its lower lip 1-1.5 mm. shorter, proximally forming a finely pubescent to glabrous, green- 

 ish and slightly saccate pouch, distally whitish, with the ovate white lobes semiappressed ; capsule 

 9 mm. long. 



Open granitic soil. Arid Transition Zone; crest and eastern slope of Sierra Nevada from Plumas County to 

 Mono County, California, and in adjacent Nevada. Type locality: Washoe Valley, Nevada. June-Aug. 



6. Castilleja nana Eastw. Dwarf Alpine Indian Paint-brush. Fig. 4850. 



Castilleja nana Eastw. Proc. Calif. Acad. III. 2: 289. 1902. 



Castilleja inconspicua Nels. & Kenn. Proc. Biol. Soc. Wash. 19: 38. 1906. 



Castilleja ambigua M. E. Jones, Contr. West. Bot. No. 12: 68. 1908. Not Hook. & Arn. 1833. 



Orthocarpus pilosus var. monensis Jepson, Man. Fl. PI. Calif. 940. 1925. 



Plant perennial, villose-pubescent with glandless hairs, the many clustered stems 0.5-2.5 

 •dm. tall, simple or little-branched. Leaves nearly linear, nearly all with 1 pair of divaricate 

 acute lobes ; bracts and calyces distally dull yellow or dull purplish red, the former with a pair 

 <5f slender lobes; calyx 15 mm. long, cleft medianly about one-half the length, laterally somewhat 

 less deeply into linear-lanceolate lobes; corolla 13-16 mm. long, its galea 6 mm. long, acute, 

 dorsally greenish and finely pubescent (distally merely puberulent), ventrally the wide thin 

 ■margins proximally dark purple and distally white, its lower lip scarcely shorter (about 0.5 

 mm.), proximally forming a slightly pubescent, greenish and scarcely inflated pouch, distally 

 the ovate white lobe semiappressed ; capsule 10 mm. long. 



Stony granitic soil, Arctic-Alpine Zone; Sierra Nevada, from Eldorado County to Tulare County, Cali- 

 fornia, eastward on mountain ranges of western Nevada. Type locality: Harrison's Pass, California. June-Aug. 



