220 



POLEMONIACEAE 







Locs. — Colorado Desert: San Felipe Narrows, e. San Diego Co., Jepson 8794; wash near 

 Seventeen Palms, Clary 2030 ; Silent Caiion, se. end Santa Rosa Mts., Jepson 11,695 ; Palm Springs 

 (of Mt. San Jacinto), Gilman 15; Painted Caiion, Mecca Hills, Jepson 11,659. Eastern Mohave 

 Desert: Mitchell Caverns, Providence Mts., Mary Beal 303; Needles (10 mi. w.), Newlon 541. 

 Inyo Co.: Mesquite Sprs., n. end of Death Valley, C. N. Smith 107. 



Refs. — Langloisia setosissima Greene, Pitt. 3:30 (1896); Jepson, Man. 808 (1925). 

 Navarretia setosissima T. & G. ; Torr., Bot. Ives, 22 (1860), type loc. Big Canon, mouth of Diamond 

 Eiver, nw. Ariz. Gilia setosissima Gray, Proc. Am. Acad. 8:271 (1870). Loeselia setosissima 

 Gray; Peter in Engler & Prantl, Nat. Pflzfam. 4^°:54 (1891). Langloisia setosissima var. cam- 

 pyloclados Brand; Engler, Pflzr. 4-^'':171 (1907), type from Utah, Parry 190. 



2. L. punctata Goodding. Lilac Sunbonnet. (Fig. 392.) Low flat-topped 

 plants 1 to 2 inches liigh, 2 to 7 inches across, seeming as if prostrate ; herbage mi- 

 nutely tomentulose or rarely gla- 



fCltlv; 1? /V rY^V? "^ brate ; leaves with deltoid 3-toothed 



\u J.rxIXT'Sf-.iS*- l.v^Ui, / /Ttv Qj, 3-lobed apex, sometimes with a 



pair of teeth or lobes below the 3 ter- 

 minal teeth, all the teeth bristle- 

 tipped and the petiolar or cuneate 

 base with simple or 2 or 3-forked 

 bristles ; flowers subsessile ; ealj'X- 

 lobes % to as long as corolla-tube ; 

 corolla lilac, 7 to 10 lines long, sub- 

 regular, its lobes about 2 lines wide, 

 purple-dotted, each with 2 very shal- 

 low longitudinal channels from 

 above the middle towards the base 

 and ending below in a lunate yellow 

 ridge; capsule narrowly oblong, 

 acute, 3-sided, the cells 3 to 9-seeded. 

 Gravelly hills and mesas, 900 to 

 4500 feet : Inyo Co. ; central and 

 eastern Mohave Desert. East to Ne- 

 vada and Arizona. Apr. -June. 



Locs. — Inyo Co.: Silver Caiion, White 

 Mts., Heller 8308; Bishop, Almeda Nor- 

 dyke; Argus Range (n. end), C. N. Smith 

 139 ; Hanaupah Caiion, Panamint Range, 

 Jepson 7010. Mohave Desert : betw. Kelso 

 and Baker, Jepson 20,582; Amboy, New- 

 lon; Ludlow, Jepson 5494; Lavic (5 miles s.), J. Grinnell; Newljerry (lava fields sw.), Newlon 

 498; Ord Mt., Jepson 15,496; Barstow, Jepson 5361. 



The anthers, borne on very short filaments inserted unequally in the throat, approximate about 

 the style at mouth of throat, leaving pin-hole entrances to the tube beween the filaments. 



Refs.— Langloisia punctata Goodding, Bot. Gaz. 37:58 (Jan., 1904); Hel., Muhl. 1:57 

 (Feb., 1904) ; Jepson, Man. 808, fig. 780 (1925). Gilia setosissima var. punetata Gov., Proc. Biol. 

 Soc. Wash. 7:72 (1892), type loc. Surprise Canon, Panamint Range, Coville 716. Navarretia 

 setosissima var. punctata Cov., Contrib. U. S. Nat. Herb. 4:154 (1893). Gilia punctata Munz, 

 Man. 402 (1935). L. lanata Brand; Engler, Pflzr. 4=°»:109 (1907), type loc. Candelaria, Nev., 

 Jones 3965. 



3. L. schottii Greene. Plants low-rounded or depressed, % to 2 inches high, 

 the main axis very short and bearing mostly divaricately-spreading bi-anches Yo to 

 3 inches long ; branches sparsely leafy or peduncle-like, ending in dense or head-like 

 clusters of flowers, the clusters leafy-bracteate; herbage pubescent ; leaves linear or 

 ligulate, i/o to l^s inches long, regularly toothed (as if very shallowly pinnatifid), 

 the teeth bristle-tipped or the teeth replaced by bristles ; upper bracteal leaves often 

 cuneate or dilated at apex and strongly 3-toothed at apex ; calyx about % as long 

 as coroUa, divided nearly to base into lanceolate lobes tipped with a long bristle ; 

 corolla pale pink, lavender, white or yellow, 5 to 7 lines long, the upper lip 3-lobed 

 (the sinuses not so deep as the sinuses between the lips) , its lobes spreading, purple- 



Fig. 392. Langloisia punctata Goodding. a, 

 habit, X 1 ; 6, leaf, X 1 ; c, long sect, corolla, X 1% ; 

 d, calyx and pistil, X 1%. 



