744 LAM I ACE AE 



puberulent or glabrate, short-petioled ; those of the inflorescence and branches 

 oblong and entire or nearly so; calyx finely pubescent, 6 mm. long. Hillsides: 

 Ida. Calif. Submont. My-Je. 



7. S. Footeana Mulford. Stem 6-10 cm. high, much branched and spreading,, 

 purplish, puberulent; leaves 1.5-2.5 cm. long, entire, oblanceolate or obovate, 

 finely and densely pubescent; calyx about 6 mm. long; corolla 12-18 mm. long, 

 ampliate-dilated, lemon-yellow to dull brownish yellow at the base, somewhat 

 hairy within. Canons: Ida. Je. 



8. S. resinosa Torr. Stems many, diffusely branched, 1-3 dm. high, grayish 

 puberulent; leaf -blades ovate, oval, elliptic, or oblong-spatulate, 1-1.5 cm. long, 

 grayish puberulent, strongly veined beneath; calyx 3-5 mm. long, merely resin- 

 ous; corolla blue or purplish, minutely pilose, 1 cm. long. S. Wrightii A. Gray. 

 Plains and hills: Kans. Tex. Ariz. Colo. Son. 



5. SALAZARIA Torr. BLADDER SKULLCAP, BLADDER BUSH. 



Scraggly desert shrubs. Leaves small, entire. Flowers perfect, racemose. 

 Calyx at first oblong, in age enlarging, becoming inflated and globular, barely 

 repand-bilabiate. Corolla bilabiate; upper lip arched; lower lip 3-lobed, but the 

 lateral lobes small. Stamens 4, didymous, parallel; anthers ciliate, those of 

 the upper pair 2-celled, those of the lower 1-celled. Nutlets tubercled. 



1. S. mexicana Torr. Shrub 6-10 dm. high; branches divaricate, often 

 recurving, finely canescent-strigose ; leaves glabrate, oblong or broadly lanceolate, 

 about 1 cm. long; racemes terminal, short; calyx about 5 mm. long, in fruit in- 

 flated and 2 cm. in diameter; corolla about 2 cm. long. Ravines: s Utah Ariz, 

 -s Calif. Nev. L. Son. My-Je. 



6. MARRUBIUM (Tourn.) L. HOREHOUND. 



Perennial caulescent herbs. Leaves toothed, woolly. Flowers perfect, in 

 axillary clusters. Calyx tubular, 5-10-ribbed; lobes 10, equal, or alternately 

 longer and shorter, recurved at maturity. Corolla white or purplish, 2-lipped; 

 upper lip erect, entire or notched; lower lip 3-lobed, the lateral lobes small, the 

 middle one large and broad. Stamens 4, included, didymous, the anterior pair 

 the longer; anthers 2-celled, with divergent sacs. Nutlets smooth or granular. 



1. M. vulgare L. Stem white-woolly, 2-10 dm. high, usually strict; leaf- 

 blades suborbicular, oval or ovate, 1-4 cm. long, crenate, strongly rugose; bracts 

 subulate, with hooked ends; calyx 4-5 mm. long, 10-ribbed; lobes ridged, hooked; 

 corolla white, 5-6 mm. long, puberulent. Waste places: Me. N.C. Calif. 

 B.C. Plain Son. 



7. AGASTACHE Clayton. GIANT HYSSOP. 



Tall perennial herbs, with rootstocks. Leaves petioled, broad, toothed. 

 Flowers perfect, in dense terminal spike-like panicles. Calyx narrowly cam- 

 panulate or tubular, slightly 2-lipped; lobes nearly equal or the upper somewhat 

 longer. Corolla purplish, rose, or yellowish, 2-lipped; upper lip erect, notched; 

 lower lip 3-lobed, the middle lobe toothed or undulate. Stamens 4, exserted, 

 didymous; anthers 2-celled, sacs almost parallel. Nutlets smooth. [Lopanthus 

 Benth. Vleckia Raf.] 



Calyx-lobes ovate-lanceolate, acute. 



Leaves glaucous beneath; calyx tinged with blue; stem glabrous. 1. A. anethiodora. 



Leaves not glaucous beneath; calyx green, yellowish, or rarely pinkish; stem puberu- 

 lenb. 2. A. pallidiflora. 



Calyx-lobes elongate-lanceolate, acuminate, rose-tinged. 3. A. urtici folia. 



1. A. anethiodora (Nutt.) Britton. Stem glabrous or nearly so, 6-15 dm. 

 high; leaf -blades ovate or deltoid-ovate, acute or acuminate, serrate, green above, 

 pale beneath, 5-8 cm. long, anise-scented; spike dense, 4-10 cm. long, scarcely 

 2 cm. thick; corolla blue, 8-10 mm. long. L. anisatus Benth. A. Foeniculum 

 (Pursh) Kuntze. Among bushes: Ont. 111. Colo. Alta. Mack. Plain 

 Submont. Jl-S. 



