360 LABIATAB. 



lower lip large, much prolonged in the direction of tube, the lateral lobes acute, 

 short, the middle 1 * »l >< ■ with its orbicular-dilated terminal portion turned 

 abruptly downward, its margin denticulate or somewhat fringed; upper (sterile) 

 Btamens inserted at orifice of tube, bristle-like, divergent; two lower (fertile) 



stamens inserted on lower Lip without the orifice, ascending, straight (nearly as 



long as the corolla); style long exserted. — (Audibertia humilis Benth.) 



Montane species at middle altitudes, rare but widely distributed in the Coast 

 Ranges and Siena Nevada from Mt. Shasta to San Diego Co. Also called 

 Ramona. May. 



5. S. spathacea Greene. Crimson Sage. Coarse herb with erect simple 

 stems 1% to 2 ft. high, very viscid and glandular-pubescent or -villous; leaves 

 broadly oblong-ovate, with broadly triangular-cordate base, more or less doubly 

 crenate or crenulate, upper surface dark green and rugulose, under surface 

 whitened with a close short tufted tomentum, 4 to 8 in. long, on petioles 2 or 

 'A in. long or some of the cauline sessile; whorls of flowers .1 or (i or more, sub- 

 tended by broadly ovate or ovate-lanceolate membranous purplish bracts; calyx 

 strongly veined, laterally compressed but somewhat inflated, 1 in. long or 

 over, •o in. wide at the broadest part, spathe-like, deeply slit in front between 

 the two cuspidate-tipped teeth, the upper concave lip much larger, 3-dentate 

 with the middle tooth largest; corolla crimson, 1% to 1 Vi> in. long; upper lip 

 short, nearly erect, emarginate; lower lip spreading, the lateral lobes short, 

 triangular, acute, the middle lobe much developed, broadly obcordate, 4 lines 

 broad; stamens much exserted; lower fork of the connective capillary, 1 line 

 long; rudiments of sterile stamens obvious. — (Audibertia grandifiora Benth.) 



Coast Ranges from the Vaca Mts. and Mt. Diablo southward to Southern 

 California. Apr.-May. A fine plant. Also called Humming-bird Sage. 



9. ACANTHOMINTHA Gray. 



Annuals with dentate leaves and flowers in distinct or at length remote 

 whorls, each whorl subtended by a pair of leaves and a circle of broad callous- 

 margined bracts armed with needle-like prickles. Calyx bilabiate; upper lip 

 3-toothed, the teeth aristate; lower lip short, 2-cleft into oblong acute lobes. 

 Corolla-tube exceeding the calyx, naked within; upper lip entire, oblong; lower 

 lip 3-lobed, the middle lobe deeply and the lateral slightly emarginate. Sta- 

 mens 4, inserted high in the ample throat; lower pair fertile; upper pair shorter 

 with Imperfect anthers. Nutlets smooth. (Creek acantha, thorn, and mentha, 

 mint.) 



1. A. lanceolata Curran. Stoutish, branching from the base, soft-pubescent, 

 oily and ill-scented, 7 to 1 "2 in. high; leaves oblanceolate or oblong, sparingly 

 dentate, tapering at base into a slender petiole; bracts elliptic-ovate, 5 lines 

 long, the aristate prickles 3 or 4 lines long; upper lip of corolla somewhat 

 falcate-incurved, clefl at apex; lower with oblong entire lobes. 



Calaveras Valley (Alameda Co.) southward to Mt. Hamilton, Priest Valley 

 and Monterey Co. June. Cf. Zoe, iv, 156. 



10. POGOGYNE Benth. 



\j<>\\ BWeet-aromatic annuals with obovate or oblanceolate leaves narrowed 

 into a petiole. Whorls crowded into dense spikes or the lower whorls distinct. 

 Bracts and calyx hirsute. Calyx unequally and deeply 5-cleft, the two lower 



teeth longer; tube mostly L5-nerved; throat naked. Corolla straight, tubular- 



Punnelform, blue or purplish; upper lip erect, entire; lower spreading, with 3 

 similar oval lobes. Stamens 1, with anthers, or the upper shorter pair sterile. 



