PHLOX FAMILY 431 



32. Linanthus acicularis Greene. Bristly Linanthus. Fig. 3957. 



?Gitia micrantha var. aurea Benth. PI. Hartw. 325. 1849. 



Linanthus acicularis Greene, Pittonia 2: 259. 1892. 



Leptosiphon acicularis Jepson, School Fl. 77. 1902. 



Cilia lutea subsp. micrantha var. acicularis Brand, Pflanzenreich 4^": 142. 1907. 



Erect or spreading annual, 5-15 cm. high, stems simple or branched from below, puberu- 

 lent. Leaves 3-7-parted into linear hispid ciliate lobes 4-8 mm. long ; flowers sessile in densely 

 bracteate heads ; calyx deeply parted into linear attenuate hispidulous lobes, sinuses with an 

 inconspicuous membrane at the base ; corolla salverform, 1-2 cm. long, golden-yellow, tube very 

 slender-filiform, 2-3 times calyx, throat very short, ample, lobes 3-4 mm. long; stamens inserted 

 on throat, anthers exserted from orifice, filaments glabrous; stigma exserted, lobes 2-4 mm. 

 long ; capsule cylindric, locules 3^-seeded. 



North Coast Ranges usually between the Inner and the Outer from eastern Humboldt County to Alameda 

 County, California. Type locality: not indicated. April-June. 



33. Linanthus Nuttallii Greene. Nuttall's Linanthus. Fig. 3958. 



Cilia Nuttallii A. Gray, Proc. Amer. Acad. 8: 267. 1870. 



Siphonella parviflora Nutt. ex A. Gray, loc. cit., as a synonym. 



Siphonclla montana Nutt. e.x A. Gray, loc. cit., as a synonym. 



Navarrctia Nuttallii Kuntze, Rev. Gen. PI. 2: 433. 1891. 



Linanthus Nuttallii Greene ex Milliken, Univ. Calif. Pub. Bot. 2: 54. 1904. 



Leptodactylon Nuttallii Rydb. Bull. Torrey Club 33: 149. 1906. 



Cilia Nuttallii va.T. montana Brand, Pflanzenreich 4^^°: 125. 1907. 



Cilia Nuttallii var. parviflora Brand, loc. cit. 



Siphonclla Nuttallii Heller, Muhlenbergia 8: 57. 1912. 



Linanthastrum Nuttallii Ewan, Journ. Wash. Acad. 32: 139. 1942. 



Erect perennial, stems thickly branched from a persistent woody base, usually winter-killed 

 back to the base each year, herbage villous-hispid to glabrate. Leaves 5-9-cleft into relatively 

 short stout linear-lanceolate or linear-oblong lobes, each usually with a fascicle of smaller leaves 

 in its axil ; flowers sessile or subsessile, usually capitately congested or a few also in the upper 

 axils ; calyx cleft to the short herbaceous proper tube, sinuses usually with or sometimes without 

 a narrow membrane; corolla salverform to funnelform, 12-15 mm. long, white to cream-yellow, 

 tube equaling the calyx, throat ample but short, lobes oblanceolate, sometimes narrowed to a 

 slender claw; stamens inserted on the base of the throat, barely exserted, filaments glabrous; 

 stigma included or disposed in the orifice of the throat ; capsule oblong, seeds 1-4 in each locule. 



Dry gravelly or sandy slopes or benches, Arid Transition and Canadian Zones; North Coast Ranges in the 

 vicinity of the Klamath gap, Sierra Nevada, California, chiefly on the east side, to eastern Oregon and Washing- 

 ton- San Bernardino Mountains, California, east to the Rncky Mountains. Type locality: "Rocky Mountains of 

 Colorado and Utah to the Sierra Nevada in California." "R. Mts. Bear hills" label on Nuttall s specimen. May- 

 Aug. 



34. Linanthus floribundus (A. Gray) Greene. Many-flowered Linanthus. 



Fig. 3959. 



Cilia floribunda A. Gray, Proc. Amer. Acad. 8: 267. 1870. 



Navarrctia floribunda Kuntze, Rev. Gen. PI. 2: 433. 1891. 



Linanthus floribundus Greene ex Milliken, Univ. Calif. Pub. Bot. 2: 55. 1904. 



Cilia Nuttallii subvar. floribunda Brand, Pflanzenreich 4"^: 125. 1907. 



Linanthus sa.viphilus Davidson, Bull. S. Calif. Acad. 19: 10. 1920. 



Leptodactylon Nuttallii var. floribundum Jepson, Man. Fl. PI. Calif. 808. 1925. 



Leptodactylon floribundum Tidestrom, Proc. Biol. Soc. Wash. 48: 42. 1935. 



Cilia Nuttallii var. floribunda Munz, Man. S. Calif. 399. 1935. 



Linanthus Nuttallii var. floribundus McMinn. III. Man. Calif. Shrubs 446. 1939. 



Linanthastrum Nuttallii subsp. floribundum Ewan, Journ. Wash. Acad. 32: 141. 1942. 



Siphonella floribunda Jepson, Fl. Calif. 3: 219. 1943. 



Erect perennial, stems slender, 1^ dm. high, branching from an indurated woody base. 

 Leaves 3-5-cleft into linear filiform segments or entire, each with a fascicle of smaller leaves 

 in its axil ; flowers subsessile or long-pediceled in terminal or axial cymules, sometimes the 

 lowermost in pairs ; calyx cleft to the short herbaceous tube, sinuses with or without a narrow 

 membrane; corolla salverform to funnelform, 8-15 mm. long, white to cream-yellow, tube equal 

 to shortly exceeding the calyx lobes oblanceolate or spatulate; stamens inserted low on throat, 

 barely exserted from its orifice, stigma included or barely exserted, lobes 4-5 mm. long ; capsule 

 oblong-cylindric, locules 4-seeded. Not too well differentiated from Linanthus Nuttallii. 



Clearings on brushy slopes, in scattered localities of the mountains. Upper Sonoran and Arid Transition 

 Zones; southern California east to Colorado, south to Chihuahua and Lower California. Type locality: "California, 

 probably on S.E. borders, Coulter." May-Aug. 



Linanthus floribundus subsp. Hallii (Jepson) H. L. Mason. (Siphonclla floribunda var. Hallii Jepson, 

 Fl. Calif. 3: 219. 1943.) Leaves mainly entire, the lower sometimes 3-5-cleft; flowers smaller than in the 

 species. Known only from the type locality in Coyote Canyon, Santa Rosa Mountains, California. 



6. ERiASTRUM Woot. & Standi. Contr. U.S. Nat. Herb. 16: 160. 1913. 



Erect annuals or perennials, simple or virgately to paniculately or corymbosely 

 branched. Herbage puberulent to densely arachnoid-floccose or lanate. Leaves linear and 

 entire to pinnately toothed or dissected. Flowers sessile in bracteate heads, rarely solitary 



