MINT FAMILY 743 



1. T, oblong-um Benth. Annual; stem branched, 1-3 dm. high, soft-villous; 

 leaves short-petioled ; blades oblong to oval, membranous, 1-4 cm. long, soft- 

 pubescent on both sides; flower-clusters axillary, much shorter than the leaves; 

 calyx-lobes ^bulate, longer than the tube and nearly equalling the corolla; 

 corolla about 6 mm. long; filaments 8-10 mm. long. Moist places: Wash. — Ida. 

 — Calif. Suhmont. Je-Jl. 



4. SCUTELLARIA L. Skullcap. 



Annual or perennial herbs, sometimes shrubby. Leaves opposite^ entire or 

 toothed. Flowers perfect, in terminal racemes or panicles, often leafy -bracted. 

 Calyx campanulate, 2-lipped; lips entire, the upi>er with a crest. Corolla blue, 

 violet, or white; throat dilated; hmb 2-lipped, the upper lip arched, the lower 

 3-lobed; lateral lobes small, the middle one large and spreading. Stamens 4, 

 didymous; anthers ciliate, those of the upper pair 2-celled, those of the lower 



1-ceiled, Nutlets papillose or tubercled. 



^ « 



Flowers in axillary and tenninal racemes. 1. S. lateriflora. 



Flowers solitary in the axils of the leaves. 



Peremiials, with horizontal rootstock. ,...,. .t i 4. i * *u i^ 



Leaf-biades lanceolate or ovate, more or less distinctly toothed, at least the lower 



oriGs 



Leaf-blades lanceolate, acute. 2. 5. galericulata. 



Leaf-blades ovate, obtuse. ^- *S. veromcifoha. 



Leaf-blades entire or nearly so, ovate, oblong or linear. 

 Corolla blue or violet; nutlets not raised on a gjixobase. 



Pedicels shorter than the calyx; calyx and corolla villous outside; lower 



lip of the latter glabrous within. „ ^ ^- , * u "l^"^V 



Pedicels not shorter than the calyx; calyx and corolla densely short-pubes- 

 cent; lower lip of the latter bearded -s^ithin. 

 Corolla 12-18 nun. long; leaves elUptic. usuaUy entire 



4. 5. antirrhmoides. 



Corolla 18-30 mm. long. „ . ^ , ^ j ,i 



Leaves linear or oblong, entire; coroUa-tube slender, gradiially 



widening upward. „ 5. S. angushfoha 



Lower leaves ovate, usuaUy toothed; coroUa-tube ample, abruptly 

 widening upwards. 6. S. teroniafoha. 



Corolla yellow; nutlets raised on a gynobase. 7. .^. ^ootcana. 



Perennials, \\ith a woody caudex. »• '='• resmosa, 



1. S. lateriflora L. Perennial, with a creeping rootstock; stem 2-10 dm, 

 hiffh glabrous or sparingly puberulent above, branched; leaves slender-petioled; 

 leaf-blades thin, ovate or ovate-lanceolate, 2-6 cm. long, coarsely serrate, rounded 

 or cordate at the base; cal>oc 2-4 mm. long; coroUa blue, 6-7 mm long. Along 

 streams and swamps : Ne^-f-— Fla.— Ida.— B.C. Plain— SuhmouL Je-S. 



2 S ealericulata L. Stem strigose, at least on the angles, 2-9 dm. high; 

 leaf-blades oblong or oblong-lanceolate, acute, crenate, truncate or cordate at 

 the base, more or less densely strigose and often gland ular-granuhferous beneath; 

 calyx 3.5-5 mm. long, minutely pubescent; corolla blue, or rarely pink or white, 

 15-18 mm. long, pubescent. River banks and swamps: Aewf.— iN.C.— Ariz.— 

 Alaska; Eurasia. Plain— SubmonL Je-Au. 



3 S Brittoni Porter. Stem puberulent, 1-3 dm. high; leaves entire 

 nervose,' finely puberulent, oblong to oval, 1-3 cm. long; calyx puberulent, 5-6 

 mm. loAg; corolla about 2 cm. long, gradually dilated upwards. S.restnosa A. 

 Gray, not Torr. S. virgtdaia Kels. Hillsides and valleys: ^yc-^-'- ^-^ 



morit, — Mont. My-Jl. 



4 S antirrhinoides Benth. Stem branched, diffuse or ascendmg, 1-3 

 dm. high, puberulent; leaves elliptic, grayish puberulent, 1-2 cm. long, obtuse; 

 calyx 4 mm. long, finely puberulent. Moist shady places: Ore.— Ida.— ^ev.— 

 Calif. Suhmont. Je~ Jl. 



6. S. angustifolia Pursh. Stem 1-3 dm. high, minutely puberulent; lower 

 leaves oblong or oval, the upper Unear to oblong, usuaUy entne l-2.o cm. long, 

 the radical ones often orbicular or cordate; calyx about 4 mm. long, puberulent. 

 Moist groimd: B.C.— Mont.— Utah— Calif. SubmonL My-Jl. 



6. S. veronicifolia Rvdb. Stem 2^ dm. high, finely puberulent, more or 

 less purplish; leaves ovate, obtuse, coarsely crenate, 1-4 cm. long, mmutely 



—Colo. Sub- 



