MINT FAMILY 621 



Flowers solitary in the axils of the leaves of the steins and branches. (Galericularia.) 



Palate of the corolla glabrous. 1 ■ S. galcriculata. 



Palate of the corolla distinctly pilose. 



Pubescence of the stem loosely villous with rather long hairs not curved. 



Flowers violet-blue throughout; nutlets distinctly muriculate; slender rootstocks terminating in 

 distinct tubers. 2. 5'. tuberosa. 



Flowers white or whitish, the lower lip tinged or flecked with violet; nutlets rugose. 



3. 5'. Bolanderi. 

 Pubescence of the stem of short curved hairs. 



Hairs of the stem curved downward and closely appressed. 4. S. nana. 



Hairs of the stem curved upward or spreading, not appressed. 



Throat of the corolla completely closed by the appressed palate. 



Corolla yellowish or white. 5. S. calif ornica. 



Corolla normally blue. 6. 5. antirrhinoides. 



Throat of corolla open between the galea and lower lip. 



Stems puberulent with short upwardly curved hairs (these rarely gland-tipped and 

 spreading in angustifolia). 



Leaves near middle of the stem narrowly ovate or elliptic, about 6 mm. wide. 



7. S. angustifolia. 



Leaves near middle of stem oblong, about 4 mm. wide. 8. S. Austiniae. 



Stems with spreading glandular or eglandular hairs. 9. S. siphocampyloides. 



Flowers in slender, lateral, axillary, bracteate racemes; corolla blue, 5-7 mm. long; stolons filiform or nearly 

 so. 10. -S". lateriflora. 



1. Scutellaria galericulata L. Marsh Skullcap. Fig. 4366. 



Scutellaria galericulata L. Sp. PI. 599. 1753. 



Scutellaria epilobifolia A. Ham. Mon. Gen. Scut. 32. 1832. 



Perennial herb with very slender stolons, not tuber-bearing, rather scantily puberulent ; stems 

 2-5 dm. high, simple or with a few ascending branches. Leaves lanceolate to ovate-lanceolate, 

 2-5 cm. long, rather remotely crenate-serrate, cordate to subtruncate at base, short-petioled, 

 puberulent with recurved hairs ; flowers solitary in the axils of the upper leaves ; pedicels 

 2-3 mm. long; calyx 4 mm. long; corolla blue, 15-20 mm. long, with a slender tube and only 

 a slightly enlarged throat ; nutlets light brown, rugose. 



Swamps and along streams. Boreal and Transition Zones; Alaska to Newfoundland, south to California, 

 Nebraska, and North Carolina; also Eurasia. In the Pacific States mainly east of the Cascades, extending from 

 San Juan and Okanogan Counties, Washington, to Eldorado County, California. Type locality: Europe. June- 

 Sept. 



2. Scutellaria tuberosa Benth. Dannie's Skullcap. Fig. 4367. 



Scutellaria tuberosa Benth. Lab. Gen. & Sp. 441. 1834. 



Scutellaria pilosiuscula Nutt. ex Benth. in A. DC. Prod. 12: 429. 1848. 



Perennial with creeping tuber-bearing rhizomes ; stems slender or weak and sometimes 

 trailing, 5-30 cm. high, pubescent to nearly glabrous. Leaves thin, ovate, usually not over 2 cm. 

 long, obtuse to rounded at apex, truncate or narrowed at base, remotely crenate to nearly entire, 

 thinly pilose on both surfaces; petioles slender, 5-15 mm. long; flowers few, short-pedicelled ; 

 calyx 3-5 mm. long, densely villous ; corolla blue, 15 mm. long, 5-6 mm. wide at throat ; upper 

 lip smaller than the lower, entire; lower lip spreading, 3-lobed, the middle lobe emarginate; 

 nutlets black, strongly muriculate. 



Open woods, Upper Sonoran and Transition Zones; Josephine and Jackson Counties, southern Oregon, to 

 northern Lower California. Type locality: California. March-July. 



3. Scutellaria Bolanderi A. Gray. Bolander's Skullcap. Fig. 4368. 



Scutellaria Bolanderi A. Gray, Proc. Amer. Acad. 7: 387. 1868. 



Perennial with slender rootstocks ; stems simple or branched, 2-A dm. high, erect or ascend- 

 ing or sometimes weak and reclining, rather sparsely short-pubescent. Leaves thin, spreading, 

 ovate to ovate-oblong, 15-35 mm. long, rounded or subcordate at base, obtuse at apex, short- 

 petioled, more or less remotely crenate-serrate, or those on the branchlets often reduced and 

 entire, sparsley pubescent ; flowers usually few, in the upper axils ; pedicels slender, 1-2 mm. 

 long, pubescent and more or less glandular ; calyx light green, 3-4 mm. long, pubescent ; corolla 

 white, 16-18 mm. long, tube rather abruptly expanding into the throat, upper lip much smaller 

 than the lower, undulate, the lower shallowly 3-lobed, purple-dotted ; nutlets rugose, 1 mm. long. 



Moist gravelly slopes or meadows. Arid Transition and Upper Sonoran Zones; Sierra Nevada from Plumas 

 County to Tulare County, California; also an isolated locality (Llvas Creek, Santa Clara County) in the Coast 

 Ranges. Type locality: Clark's Meadows, Mariposa County, California. May-Aug. 



Scutellaria Bolanderi subsp. austromontana Epling, Madrono 5: 58. 1939. Corolla 12-15 mm. long, lower 

 lip not purple-dotted. Mojave River at Victorville, San Bernardino County, southward in the San Bernardino, 

 San Jacinto, Cuyamaca and Palomar Mountains, California. Type locality: along Carrizo Creek, near Lake 

 Henshaw, San Diego County. 



4. Scutellaria nana A. Gray. Dwarf Skullcap. Fig. 4369. 



Scutellaria nana A. Gray, Proc. Amer. Acad. 11: 100. 1876. 



Plants with very slender tuberous offshoots from the rootstocks ; stems usually much- 

 branched, 4-8 cm. high. Leaves crowded, ovate to spatulate, narrowed from near the middle to 



