MINT FAMILY 651 



5. Monardella hypoleuca A. Gray. Thick-leaved Monardella. Fig. 4435. 



Monardella hypoleuca A. Gray, Syn. Fl. N. Amer. 21; 356. 1878. 

 Monardella robusta Elmer, Bot. Gaz. 39:46. 1905. 



Suffrutescent perennial, 2-5 dm. high, simple or branched, pubescent. Leaves rhomboid-lance- 

 olate, 2-4 cm. long, entire, rather thick and firm, entire and revolute on the margin, green and 

 glabrous above, densely clothed with a felt-like tomentum beneath ; petiole 3-10 mm. long ; heads 

 3-4 cm. broad; bracts ovate, 8-12 mm. long, tomentose ; calyx 6-8 mm. long, villous; corolla 

 white to pale lavender, 15-16 mm. long, pubescent without; stamens well-exserted. 



Dry slopes, Upper Sonoran Zone; locally distributed in the Coast Ranges from Santa Barbara County to 

 Orange County, southern California. Type locality: "S. E. California, San Bernardino Co." July-Sept. 



6. Monardella lanata Abrams. Woolly Monardella, Fig. 4436. 



Monardella lanata Abrams, Muhlenbergia 8: 39. 1912. 



Stems tufted, woody at base, 2-4 dm. high, villous-tomentose. Leaves oblong-lanceolate, or 

 appearing linear on account of the strongly revolute margins, 2-3 cm. long, with reduced ones in 

 the short axillary branchlets, dull and short-pubescent or tomentose above, hoary beneath with 

 a dense tomentum, thick and firm, short-petioled ; heads about 2 cm. broad; bracts ovate-lanceo- 

 late, herbaceous, densely villous, equaling the calyx ; calyx 8 mm. long, villous throughout, 10- 

 nerved, teeth triangular-subulate, 1.5 mm. long; corolla white, the tube 10 mm. long, pubescent, 

 lobes 4 mm. long ; filaments sparsely pubescent. 



Mountain slopes, near the border of the Upper Sonoran and Arid Transition Zones; mountains of eastern 

 San Diego County, California. Type locality: Descanso grade, near the top, Cuyamaca Mountains, San Diego 

 County. June-July. 



7. Monardella saxicola I. M. Johnston. Rock Monardella. Fig. 4437. 



Monardella saxicola I. M. Johnston, Bull. S. Calif. Acad. 18: 19. 1919. 

 Monardella hypoleuca var. saxicola Jepson, Man. Fl. PI. Calif. 882. 1925. 

 Monardella viridis subsp. saxicola Ewan, Bull. Torrey Club 64: 521. 1937. 

 Monardella linoides var. saxicola Jepson, Fl. Calif. 3: 439. 1943. 



Perennial with creeping branching rootstocks, stems suffrutescent, 2-3 dm. high, minutely 

 puberulent. Leaves lanceolate to linear-lanceolate, 1.5-3 cm. long, pale green and microscopically 

 puberulent above, cinereous-puberulent beneath, narrowed to a distinct petiole at base, margins 

 slightly revolute ; bracts lanceolate to lanceolate-ovate, short-pubescent on the veins and margin ; 

 calyx 7-8 mm. long, the teeth triangular-subulate; corolla rose-purple, tube distinctly exserted, 

 lobes 4-5 mm. long. 



Dry rocky ground, near the boundary of the Upper Sonoran and Arid Transition Zones; San Gabriel 

 Mountains, southern California. Type locality: Brown's Flats, San Gabriel Mountains. June-Sept. 



8. Monardella viridis Jepson. Green Monardella. Fig. 4438. 



Monardella viridis Jepson, Fl. W. Mid. Calif. 465. 1901. 

 Monardella ledifolia Greene, Pittonia 5: 81. 1902. 

 Madronella viridis Arthur, Torreya 21: 12. 1921. 



Perennial with a woody rootstock, stems sufTrutescent, branched below, 15-30 cm. high, short- 

 pubescent, the hairs spreading or somewhat reflexed. Leaves green and glabrate above or sparsely 

 pubescent toward the base, gray and densely strigose beneath, ovate to narrowly lanceolate ; bracts 

 herbaceous, about 7 mm. long, ovate to ovate-lanceolate, villous on the margins ; calyx about 7 

 mm. long, teeth triangular-subulate ; corolla rose-purple, tube scarcely exserted. 



Dry slopes and ridges. Upper Sonoran Zone; Lake and Napa Counties, California. Type locality: Upper 

 Conn Valley, Napa County. July-Oct. 



9. Monardella purpiirea Howell. Siskiyou Monardella. Fig. 4439, 



Monardella purpurea Howell, Fl. N.W. Amer. 550. 1901. 



Perennial, herbage smooth and shining, usually purplish; stems slender, 8-15 cm. high, 

 minutely and scantily puberulent above. Leaves oblong-ovate to oblong-lanceolate, 15-30 mm. 

 long, obtuse, narrowed at base to a short slender petiole; bracts ovate to oblong-ovate, 10-15 

 mm. long, purplish, especially the veins, thinly puberulent, margins villous-ciliate ; calyx 8-9 mm. 

 long, purplish, the teeth subulate, about 1 mm. long, hirsute; corolla rose-purple, about 20 mm. 

 long, the tube well-exserted, retrorsely hirsutulous, the lobes 6-8 mm. long, linear. 



Rocky slopes, Canadian and Arid Transition Zones; Siskiyou Mountains, southwestern Oregon and adjacent 

 California. Type locality: near Waldo, Josephine County, Oregon. June-Sept. 



10. Monardella odoratissima Benth. Mountain Monardella. Fig. 4440. 



Monardella odoratissima Benth. Lab. Gen. & Sp. 332. 1834. 

 Madronella odoratissima Piper, Contr. U.S. Nat Herb. 11:493. 1906. 



Perennial with branching often decumbent stems woody at base, flowering branches several, 

 erect or ascending, simple or with a few short sterile branchlets above, mostly 2—4 dm. long, 

 sparsely short-pubescent above. Leaves narrowly to broadly lanceolate, mostly 2-3 cm. long, 

 narrowed below to a subsessile base, green on both surfaces, but very sparsely and minutely 

 puberulent ; bracts broadly ovate to orbicular, about equaling the calyces, rounded or obtuse at 



