FIGWORT FAMILY 695 



long; calyx 25-30 mm. long, angulate-winged, lobes nearly even, acute, 3-5 mm. long; corolla 

 45-50 mm. long, lobes scarlet, the narrow throat yellowish, ventrally with 2 yellow hairy ridges, 

 strongly 2-lipped, the upper lip arched-ascending, the lower lobes decurved-reflexed ; anthers 

 ciliate, exposed beneath upper lip; stigmas fimbriolate; capsules 16-18 mm. long, dehiscing 

 through apex of septum. 



Along stream courses, especially in canyons and on cliffs. Lower Sonoran Zone to Transition Zone; from 

 southern Oregon south to northern Lower California, extending east of the southern Sierra Nevada to Inyo 

 County, California, and Mineral County, Nevada. Type locality: California. April-Oct. 



3. Mimulus dentatus Nutt. Tooth-leaved Monkey-flower. Fig. 4523. 



Mimulus dentatus Nutt. ex Benth. in A. DC. Prod. 10: 372. 1846. 



Perennial pilose or glabrescent herb, rhizomatose, the stems 2-4 dm. tall, erect or ascending. 

 Leaf-blades lance- to ovate-elliptic, coarsely dentate, pinnately veined, rounded or cuneately nar- 

 rowed to short petioles or the upper clasping, the largest blades 3-7.5 cm. long; pedicels becom- 

 ing 20-30 mm. long; calyx 15 mm. long, ridge-angled, lobes 4-5 mm. long, attenuate, the upper 

 slightly longer ; corolla 30-40 mm. long, yellow, externally often brownish, the throat campanu- 

 late, ventrally flattened and 2-ridged, pubescent and brown-mottled, the lobes all spreading, the 

 lower slightly the longer ; anthers villose-hirsute ; capsule 8 mm. long, the septum not splitting. 



Moist coniferous forest, Transition Zone; Pacific forests from western Washington south to northwestern 

 California. Type locality: Columbia River. May-Aug. 



4. Mimulus moniliformis Greene. Smooth Musk Flower. Fig. 4524. 



Mimulus moniliformis Greene, Bull. Calif. Acad. 1(1): 10. 1884. 

 Mimulus Leibergii Grant, Ann. Mo. Bot. Gard. 11: 231. 1925. 



Perennial finely pubescent to glabrous herb, rhizomatose, the stems ascending or erect, 1-3 

 dm. tall, much-branched. Leaf-blades narrowly elliptic to oval, sinuately denticulate, pinnately 

 veined, rounded or narrowed to short petioles, the largest blades 2-4 cm. long ; pedicels becoming 

 25-40 mm. long; calyx 11-12 mm. long, ridge- to wing-angled, lobes 2-3 mm. long, lanceolate, 

 equal or nearly so; corolla 24-27 mm. long, yellow, the throat tubular-cylindric, ventrally 2- 

 ridged and densely pubescent, with elongated brown spots and with many dark brown lines, the 

 lobes all spreading and nearly alike ; anthers glabrous ; capsule 7 mm. long, not dehiscing through 

 septum. 



Moist or often desiccated soil, Canadian and Hudsonian Zones; mountains of Humboldt County and in the 

 Sierra Nevada south to Alpine County, California. Type locality: "higher Sierras" of California. June-Sept. 



5. Mimulus macranthus Pennell. Long-tubed Musk Flower. Fig. 4525. 



Mimulus moschatus longifiorus A. Gray, Syn. Fl. N. Amer. 2^: 278. 1878. 

 Mimulus macranthus Pennell, Proc. Acad. Phila. 99: 160. 1947. 



Perennial glandular-villose herb, rhizomatose, the stems erect or ascending, 1-3 dm. tall. 

 Leaf-blades oblong-ovate to oval, saliently denticulate to dentate, pinnately veined, the largest 

 blades 2-4 cm. long; pedicels becoming 15-35 mm. long; calyx 10-12 mm. long, ridge- to wing- 

 angled, its lobes 2-3 mm. long, lanceolate, often slightly unequal ; corolla 22-26 mm. long, yellow, 

 the throat tubular-cylindric, ventrally 2-ridged and densely pubescent, with brown spots and on 

 all sides with fine blackish lines, the lobes all spreading and nearly alike; anthers glabrous; 

 capsule 7-8 mm. long, not dehiscing through septum. 



Moist sandy soil, along streams and in coniferous forest. Transition and Canadian Zones; from Siskiyou 

 County south through the Sierra Nevada, and in the San Bernardino and San Gabriel Mountains, California; 

 also east of Lake Tahoe in Nevada. Type locality: Hatchet Mountain, Shasta County, California. May-Aug. 



6. Mimulus inodorus Greene. Sessile-leaved Musk Flower. Fig. 4526. 



Mimulus inodorus Greene, Bull. Calif. Acad. 1: 119. 1885. 



Mimulus moschatus var. sessilifolius A. Gray, Syn. Fl. N. Amer. ed. 2. 2^: 447. 1886. 



Perennial glandular-pubescent to -villose herb, rhizomatose, the stems laxly ascending or 

 sprawling, 2-8 dm. long. Leaf-blades oblong-lanceolate, saliently denticulate to dentate, pin- 

 nately veined, rounded to sessile, or the lower to slightly petioled bases, the largest blades 3-7 

 cm. long ; pedicels becoming 15-50 mm. long ; calyx 10-12 mm. long, wing- and somewhat plicate- 

 angled, its lobes 2-3 mm. long, lanceolate, often slightly unequal ; corolla 20-25 mm. long, yellow, 

 the throat narrowly campanulate, ventrally 2-ridged and densely pubescent, on all sides with fine 

 blackish lines, the lobes all spreading and nearly alike ; anthers finely pubescent ; capsule 7 mm. 

 long, not dehiscing through septum. 



Wet sandy soil. Upper Sonoran Zone to Canadian Zone; Pacific forests from western Washington south 

 to northern California. Type locality, California. Juae-Aug. 



7. Mimulus moschatus Dougl. Musk Flower. Fig. 4527. 



Mimulus moschatus Dougl. ex Lindl. Bot. Reg. 13: pi. 1118. 1828. 



Perennial glandular-pilose to -villose herb, rhizomatose, the stems decumbent or diffuse, 1-4 

 dm. long._ Leaf-blades oblong-ovate, sinuately dentate, pinnately veined, truncate or rounded to 

 short petioles, the largest blades 2-5 cm. long; pedicels becoming 10^0 mm. long; calyx 8-11 

 mm. long, wing- and somewhat plicate-angled, its lobes 2-3 mm. long, lanceolate, often somewhat 

 unequal ; corolla 18-25 mm. long, yellow, the throat tubular-cylindric, ventrally 2-ridged and 



