1276 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



11. Hyptis insularis (Standi. & Goldm.) Standi. 



Mesosphaerum insulare Standi. & Goldm. Contr. U. S. Nat. Herb. 13: 375. 

 1911. 



Type from Espfritu Santo Island, Baja California. 



Shrub with spreading branches ; leaves 1 to 2 cm. long, rounded or truncate 

 at base, sinuate-dentate; peduncles slender, glabrous; calyx 6 mm. long, 

 densely lanate. 



Probably only a form of H. laniflora. 



12. Hyptis emorsd Torr. in Ives, Rep. Colo. Riv. 20. 1861. 



Sonora, Tepic, and Baja California. Southern Arizona and California. 



Slender shrub, 1 to 2 meters high ; leaves oblong-ovate to broadly ovate, 1 

 to 5 cm. long, crenate or coarsely dentate; flower clusters axillary or in 

 nearly naked panicled racemes; calyx densely lanate; corolla violet, about 4 

 mm. long. "Salvia" (Sonora, Baja California). 



Hyptis palmeri S. Wats.\ described from Guaymas. Sonora, is probably not 

 distinct. 



11. MONARDELLA Benth. Lab. Gen. & Sp. 331. 1834. 



At least two herbaceous species occur in Baja California. 



1. Monardella thymifolia Greene, Bull. Calif. Acad. 1: 211. 1885, 



Cedros Island, Baja California. 



Low shrub, puberulent throughout; leaves ovate to broadly ovate, 5 to 10 

 mm. long, obtuse, entire or remotely serrulate, short-petiolate ; flowers in 

 dense terminal heads, the bracts large and conspicuous; calyx tubular, 7 mm. 

 long, equally 5-dentate; stamens 4. 



12. SPHACELE Benth. in Edwards, Bot. Reg. pi. 1289. 1829. 



Plants woody or suffrutescent ; leaves crenate; flowers solitary or in few- 

 flowered clusters, axillary or in terminal racemes; calyx campanulate, about 

 10-nerved, reticulate-veined, 5-dentate, the teeth subequal; corolla tube am- 

 pliate above, the limb scarcely bilabiate, 4-lobate; stamens 4. 



Flowers solitary in the leaf axils; leaves 1 to 2 cm. long 1. S, mexicana. 



Flowers in terminal racemiform panicles ; leaves 10 to 25 cm. long. 



2. S. hastata. 



1. Sphacele mexicana Schauer, Linnaea 20: 707. 1847. 



San Luis Potosl, Hidalgo, and Puebla ; type from Zimap^n, Hidalgo. 



Shrub, 30 cm. high or less, densely stellate-tomentose throughout; leaves 

 petiolate, triangular-hastate, obtuse, crenate, rugose, the margins revolute; 

 flowers short-pedicellate, hidden among the leaves ; calyx 6 mm. long. 



2. Sphacele hastata A. Gray, Proc. Amer. Acad. 5: 341. 1862. 

 Baja California. Hawaii. 



Plants tall and coarse, perhaps wholly herbaceous, thinly or densely stellate- 

 tomentose; leaves narrowly triangular-hastate, acute or acuminate, petiolate; 

 calyx 6 to 7 mm. long; corolla 2.5 cm. long or less. 



13. GARDOQUIA Ruiz & Pav. Prodr. Fl. Peruv. Chil. 86. 1794. 



Small shrubs ; leaves entire or serrate ; flowers solitary or clustered in the 

 leaf axils; calyx tubular, 13-nerved, the 5 teeth subequal; corolla tube usually 

 exserted, the limb bilabiate; stamens 4. 



*Proc. Amer. Acad. 24: 68. 1889. 



