MINT FAMILY 619 



Leaves linear-lanceolate, tapering below to a short petiole, 2-2.5 cm. long 2-3 mm. wide, veins 

 not costate- cymules 2-7-flowered, on slender peduncles 4-8 mm. long; calyx 2.5 mm. long, the 

 lobes barely longer than the tube, lanceolate; corolla 2-3 mm. long; stamens exserted about 



1 .5 mm. , 



Ooen Dine forests, Arid Transition Zone; San Bernardino Mountains, southern California and Hansen s 

 Ranchrnorthern Lowe; California. Type locality: Bear Valley. San Bernardmo Mountains, California. June- 

 Sept. 



4. Trichostema simulatum Jepson. Siskiyou Blue-curls. Fig. 4358. 



Trichostcma simulatum Jepson, Man. Fl. PI. Calif. 862. 1925. 



Annual, stems erect, 1-3 dm. high, glandular-villous throughout, nodes rather distant, at least 

 the lower ones usually with a pair of spreading lateral branches. Leaves lanceolate to ovate- 

 lanceolate, 2.5-4 cm. long, with slender petioles 5-10 mm. long, lateral vems not costate; cymules 

 few-flowered and simple or sometimes, especially on the main stem, compound, nearly as long 

 as the leaves and many-flowered; calyx 4 mm. long, the lobes triangular, acute, equahng the 

 tube ; corolla blue, 4 mm. long. 



Open places. Arid Transition Zone; Josephine County, southern Oregon, to Trinity and Plumas Counties, 

 northern California. Type locality: Klamathon, Siskiyou County, California. June-Aug. 



5. Trichostema rubisepalum Elmer. Hernandez Blue-curls. Fig. 4359. 



Trichostema rubisepalum Elmer, Bot. Gaz. 41: 310. 1906. 



Trichostema laxum var. rubrisepalum Jepson, Man. Fl. PI. Calif. 862. 1925. 



Annual, villous-tomentose and glandular throughout, with an erect stem 10-35 cm high, and 

 lateral branches appearing in pairs at the nodes. Leaves ovate-lanceolate to narrowly lanceolate, 

 2 5-4 cm long short-petioled ; cymules simple and few-flowered or branched and flowers 

 crowded ; calyx-lobes triangular-lanceolate ; corolla blue, 5-6 mm. long, the tube exceedmg the 

 calyx ; stamens about 5 mm. long. 



Moist banks, Upper Sonoran Zone; Sierra Nevada foothills, Tuolumne and Mariposa Counties; Inner Coast 

 Ranges, San Benito County, California. Type locality: Hernandez, San Benito County, California. June-Aug. 



6. Trichostema laxum A. Gray. Turpentine Weed. 4360. 



Trichostema laxum A. Gray, Proc. Amer. Acad. 7: 387. 1868. 



Annual, glandular-pubescent or glandular-puberulent throughout and strong-scented, stems 

 erect 2-4 dm high, the internodes 4-8 cm. long, branches scattered along the stem and more or 

 less spreading. Leaves linear-lanceolate to oblong-lanceolate, 3-4 cm. long, attenuate at apex, 

 narrowed to a slender petiole at base ; flowers in loose cymose panicles m the axils of the leaves ; 

 pedicels slender, about 3 mm. long ; calyx 2-3 mm. long in flower, 4-5 mm. m fruit, glandular- 

 villous ; corolla-tube slender, 5-6 mm. long, the lobes 3-4 mm. long, pubescent; nutlets barely 

 2 mm. long, prominently reticulate, puberulent. 



Moist sandy or gravelly soil. Upper Sonoran and Transition Zpnes; Umpqua and Rogue River ValleySj 

 Oregon, south to Sonoma and Napa Counties, California. Type locality: "Near Little Geysers, Napa County, 

 California. July-Sept. 



7. Trichostema lanceolatum Benth. Vinegar Weed. Fig. 4361. 



Trichostema lanceolatum Benth. Lab. Gen. & Sp. 659. 1835. 



Annual glandular-villous and cinereous, strong-scented, the stems simple or commonly with 

 several stout ascending branches from near the base, 10-45 cm. high, leafy, the internodes usually 

 less than 2 cm. long. Leaves sessile, lanceolate, acuminate, rounded or obtuse at base, 2-3 cm. long, 

 prominently costate-veined, ascending ; cymes in mostly simple racemes, about equaling the leaves ; 

 pedicels slender, 3-6 mm. long ; calyx campanulate, villous-tomentose, 3 mm. long in flower, the 

 lobes lanceolate, slightly longer than the tube ; corolla light blue, the tube well-exserted, 5-7 mm. 

 long, the lobes oblong, spreading or the lower declined ; nutlets 2 . 5 mm. long, broadly obovoid, 

 prominently reticulate. 



Dry slopes and fields, often appearing as an autumnal weed in abandoned fields Upper Sonoran and 

 Transition Zones; Pacific Slope, from Willamette Valley, Oregon, to northern Lower California. Type locality: 

 "Hab. in America boreali-occidentali prope arcem Vancouver, in siccis ad fiuvium Multnomah, et m Nova Cali- 

 fornia Douglas." Aug.-Oct. 



8. Trichostema ovatum Curran. San Joaquin Blue-curls. Fig. 4362. 



Trichostema ovatum Curran, Bull. Calif. Acad. 1: 154. 1885. 



Annual, villous-pubescent and canescent throughout, 15-50 cm. high, branching from near the 

 base, branches ascending, leafy, internodes about 1.5 cm. long. Leaves broadly ovate, ascending, 

 1-2 cm. long, apiculate at apex, the veins costate beneath ; cymes simple, short-peduncled, few- 

 flowered; pedicels slender, 2-3 mm. long; calyx densely villous-tomentose; corolla light blue, 

 tube slender, about 6 mm. long and twice the length of the calyx, lobes densely villous exter- 

 nally; nutlets obovoid, prominently tuberculate, villous. 



Dry plains and low hills, Lower Sonoran Zone; San Joaquin Valley, from Fresno County to Kern County, 

 California. Type locality: Bakersfield. July-Oct. 



