418 



LABUTAE 



conspicuously hirsute-ciliate or subglabrous ; calyx-lobes narrowly lanceolate, cus- 

 pidate, hairy on the inner side but not ciliate and not hairy on the back ; corolla 

 y^, inch long, about twice as long as the calyx ; anthers of the upper stamens smaller 

 than the others, but poUenif erous ; nutlets % line long. 



Moist swales of valley floors and mesas, 10 to 300 feet : southwestern San Diego 

 Co. May-June. 



Locs. — Mission Valley, T. Brandegee ; mesas e. of San Diego, Chandler 5345. 



Eefs. — PoQOOTNE NUDIUSCDLA Gray, Bot. Cal. 1:597 (1876), type loc. San Diego, Cleveland; 

 Jepson, Man. 874 (1925). 



3. P. 



lent, 2 to 



abramsii J. T. Howell. Stems diffusely or erectly branching, puberu- 

 5 (or 8) inches high, more slender than in P. nudiuscula; leaf -blades 

 oblanceolate to oblong-obovate, rather obtuse, gla- 

 brous, 4 to 9 lines long, often inconspicuous at 

 maturity ; flower whorls discrete, or the terminal 

 often spicate-congested; calyx-segments subulate, 

 densely hirsute-ciliate and also hairy on the back ; 

 corolla rose-purple, 4 to 6 lines long, the tube 

 white, the central yellow spot of the middle lobe of 

 lower lip dotted with purple ; nutlets 1/2 line long. 

 Sandy or clay soil of dried rain-pools of mesas, 

 200 to 450 feet : southwestern San Diego Co. May- 

 June. 



Geog. note. — Pogogyne abramsii is found mainly in 

 an area northward of the area occupied by P. nudiuscula; 

 while the two ranges are contiguous they are not coexten- 

 sive. The former has been collected on the mesa north of 

 San Diego (Chandler 5Zi6) ,5 miles northeast of San Diego, 

 C. V. Meyer 141, and at Linda Vista (T. Brandegee). 



Eef. — PoGOOYNE ABEAMSII J. T. Howell, Proc. Cal. 

 Acad. ser. 4, 20:119 (1931), type loc. mesas n. of San Diego, 

 Airams 3446. 



4. P. zizyphoroides Benth. (Fig. 434.) 

 Stems short, one or few from the base, 2 to 9 inches 

 high, of stoutish habit ; leaf -blades obovate ; bracts 

 ciliate with white bristly hairs, the outer bracts 

 oblanceolate, acute or obtuse, the iuner linear- 

 spatulate, acuminate ; whorls below distinct, with 

 long internodes, above forming a short spike or 

 sometimes capitate; calyx-lobes subulate, very 

 bristly-eiliate, shorter than or slightly exceeding corolla; corolla purple, puberulent, 

 3 to 4 lines long, the center of lower lip with white and dark-purple markings ; 2 

 lower stamens with large anthers, the 2 upper with very small anthers or none and 

 with shorter filaments or wholly obsolete ; nutlets oblong, hispidulose at summit, 

 34 to 1 line long. 



Heavy clay soil in low places, usually flooded during the rainy season, 20 to 

 1000 feet : Santa Clara and Alameda Cos. ; Great Valley from Madera Co. to Shasta 

 Co. ; Sierra Nevada foothills from Mariposa Co. to Shasta Co. North to Jackson Co., 

 Oregon. Apr.-June. 



Locs. — Santa Clara Co.: Coyote sta. (Proc. Cal. Acad. ser. 4, 20:127). Alameda Co.: Niles 

 (Proc. Cal. Acad. I.e.). Great Valley: Daulton, Madera Co., Hoover 3453; Merced (Proc. Cal. 

 Acad. I.e.) ; Oakdale (7 mi. se.), Jepson 18,103; Antioch, Chesnut ^ Drew ; Cannon sta., Solano Co., 

 Jepson 6779; Rio Linda, Sacramento Co., Jepson 16,583 ; Roseville, Placer Co., R. B. Arp; Chioo, 

 B. M. Austin; Willows, Glenn Co., Jepson 14,914; Coyote Creek bridge, s. of Red Bluff, Hoover 

 2291; Red Bluff (rubble field ne.), Jepson 16,357; Anderson, Shasta Co.. Alice King. Sierra 

 Nevada foothills: White Rock, Mariposa Co., Congdon; Burson, Calaveras Co., Jepson 9925; Oro- 

 ville (8 mi. n.). Heller 11,275 ; Redding (4 mi. e.). Hoover 2275. 



Fig. 434. POGOGTNE ZIZYPHO- 



KOIDES Benth. a, habit, X %; b, 

 bract, X 7y2; c, fl., X 3; d, pistil, 

 X 5. 



