550 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



New Mexico: Dulce; Sierra Grande; Las Huertas Canyon; Santa Fe and Las 

 Vegas mountains; mountains west of Grant; Ramah; Agua Fria Spring; White and 

 Sacramento mountains. Meadows in the mountains, in the Transition Zone. 



Plants of this species sometimes have rose-colored flowers and in a specimen from 

 Fresnal the corolla is white. 



8. Verbena neomexicana (A. Gray) Small, Fl. Southeast. U. S. 1010. 1903. 

 Verbena officinalis Ursula Torr. U. S. & Mex. Bound. Bot. 128. 1859. 

 Verbena canescens neomexicana A. Gray, Syn. Fl. 2 1 : 337. 1878. 



Type locality: Santa Fata, New Mexico. 



Range: Western Texas to southern Arizona and Chihuahua. 



New Mexico: Socorro Mountain; mountains west of San Antonio; Mogollon Moun- 

 tains; Kingston; Gray; White Mountains. Low mountains, in the Upper Sonoran 

 and Transition zones. 



9. Verbena perennis Wooton, Bull. Torrey Club 25: 363. 1898. 



Type locality: Crevices of rocks along the road about 2 miles west of the Mescalero 

 Agency, in the White Mountains, New Mexico. Type collected by Wooton in 1897. 



Ranoe: Mountains of southern New Mexico. 



New Mexico: White Mountains; Capitan Mountains; Queen; plains south of Tor- 

 rance. Upper Sonoran Zone. 



2. LIPPIA L. 



Branched shrub, about 1 meter high, with slender stems, small, ovate, crenate- 

 serrate, strongly scented leaves, and terminal spikes of small white flowers; bracts 

 ovate-lanceolate, acuminate, about the length of the calyx; calyx about 2 mm. long, 

 with 4 acute equal lobes, densely white-hirsute; corolla about twice the length of 

 the calyx, glabrous within; nutlets thin-walled. 



1. Lippia wrightii A. Gray, Amer. Journ. Sci. II. 16: 98. 1853. 



Type locality: Not stated; probably western Texas. 



Range: Western Texas to southern Arizona and adjacent Mexico. 



New Mexico: Rio Alamosa; Magdalena Mountains; Socorro; Mangas Springs; 

 Florida Mountains; Dona Ana and Organ mountains; Capitan Mountains; Burro 

 Mountains; Orogrande; White Mountains. Rocky hills, in the Lower Sonoran Zone. 



3. PHYLA Lour. 



Prostrate herbs, green and glabrate or strigillose, with simple leaves, the small 

 flowers in bracted heads or very short spikes; calyx 2-toothed; corolla 2-lipped, the 

 upper lip notched, the lower 3-lobed; stamens 4, didynamous; style short and slender, 

 the stigma oblique; fruit of 2 nutlets inclosed in a persistent calyx. 



KEY TO THE SPECIES. 



Leaves broadly lanceolate or elliptic-lanceolate, acute, decurrent 



into a short petiole, bright green, with about 15 serrate teeth. . 1. P. lanceolata. 

 Leaves narrowly to broadly cuneate, sometimes oblanceolate, with 

 no proper petiole, cinereous, with a few coarse teeth above 

 the middle. 



Peduncles little or not at all exceeding the leaves 2. P. cuneifolia. 



Peduncles 2 to 5 times the length of the leaves 3. P. incisa. 



1. Phyla lanceolata (Michx.) Greene, Pittonia 4: 47. 1899. 

 Lippia lanceolata Michx. Fl. Bor. Amer. 2: 15. 1803. 

 Type locality: "Hab. in Carolina, juxta amniculum." 

 Range: Colorado southward and across the continent. 

 New Mexico: Roswell (Earle 355). Lower Sonoran Zone. 



