222 BOTANY. 



diameters. Fig. 3. Calyx, 5 diameters. Fig. 4 Corolla opened longitudi- 

 nally, showing nutlets, style, and the two perfect and two rudimentary 

 stamens, 5 diameters. 



Hedeoma dentata, Torr. (Bot. Bound. Survey, p. 130). — Annual; 

 much branched from the base ; branches erect, scarcely 1 foot high, slender, 

 pubescent ; leaves oblong-lanceolate, about 5 lines in length, acute, taper- 

 ing into a short petiole, with 3 to 4 acute teeth on each margin, the veins 

 underneath prominent and thicker at the extremity ; whorls usually 6-flow- 

 ered ; teeth of the slightly gibbous calyx unequal, from a broad, subulate 

 base, those of the lower nearly twice as long as those of the upper lip ; 

 corolla almost twice as long as the calyx, the upper lip emarginate, the lower 

 3-lobed, the middle lobe notched. — Camp Grant, Ariz., at 4,753 feet eleva- 

 tion, August, 1874, Rothrock (458), and in Sanoita Valley, at 6,300 feet 

 elevation (628). 



Salvia lanoeolata, Willd. — Hoary pubescent ; stems 3 to 15 inches 

 high, herbaceous, ascending, branched ; leaves lanceolate or oblong -linear, 

 1 to 2 inches long, rather obtuse or acuminate, narrowed at the base into a 

 long, slender petiole, sparsely and obtusely serrulate in the middle ; bracts 

 subulate, a little longer than the short pedicels ; raceme simple, 2 to 4 inches 

 long ; whorls about 2-flowered, all remote ; calyx tubular, striate, puberu- 

 lent, enlarged in fruit, inflated at the base, teeth acute ; corolla blue, a little 

 longer than the calyx, 4 lines long; style short-bearded. — Arizona, 1873, 

 Loew (786); Mount Graham, at !',250 feet elevation (407), Camp Apache, 

 at 5,000 feet elevation (813), and Camp Crittenden, at 5,000 feet elevation 

 (678), 1874, Rothrock. 



Audibkrtia incana, Benth. (Watson, Bot, King, p. 235). — Nevada, 

 1871, 1872, Watson's Report. 



Monarda riSTUi.osA, Linn — Willow Spring, Arizona, at 7,195 feet ele- 

 vation, July, 1874, Rothrock (159 a, 242). 



Monarda citriodora, Cervantes (M. aristata, Nutt,). — Canescent; a 

 foot high, with numerous spreading branches ; leaves linear or oblong- 

 lanceolate, narrowed at the base, sharply and remotely serrate ; floral ones 

 and outer bracts sessile, somewhat colored, tipped with a long, subulate 

 awn ; whorls many-flowered, compact, remote ; calyx striate, pubescent, 



