WOOTON AND STANDLEY FLORA OF NEW MEXICO. 565 



18. PRUNELLA L. Self-heal. 



Perennial herb with ovate-lanceolate to oblong-lanceolate, obscurely toothed, 

 petiolate leaves and stout crowded bracted terminal spikes of purple flowers; calyx 

 reddish purple, 2-lipped, the tube 10-ribbed; corolla 2-lipped, the tube longer than 

 the calyx, the upper lip arched, the lower 3-lobed; stamens 4, 2 of the filaments 

 sterile; nutlets smooth. 



1. Prunella vulgaris L. Sp. PI. 600. 1753. 



Type locality: "Habitat in Europae pascuis." 



Range: Throughout temperate North America, Asia, and Europe. 



New Mexico: Chama; Tunitcha Mountains; Santa Fe and Las Vegas mountains; 

 East Canyon; Paiidoso Creek; James Canyon. Transition Zone. 



Standley's 6787 from Chama is a form with white corollas. 



19. LAMIT7M L. Henbit. 



Low annual with diffusely branched stems and incised or toothed leaves, the lower 

 ones mostly petioled; flowers in axillary clusters; calyx campanulate or tubular- 

 campanulate, the tube 5-nerved, the limb 5-toothed; corolla slender tubular-funnel- 

 form, the tipper lip erect, concave, usually entire, the lower spreading, 3-lobed; 

 stamens 4, all fertile; nutlets smooth or tuberculate. 



1. Lamium amplexicaule L. Sp. PI. 579. 1753. 

 Type locality: "Habitat in Europae cultis." 



Range: A native of the Old World, introduced in many parts of North America. 

 New Mexico: Santa Fe (Cockerell). 



20. STACHYS L. Hedge nettle. 



Perennial herbs, 10 to 60 cm. high, with freely branched stems and toothed leaves, 

 the flowers in axillary clusters at the ends of the stems, the upper leaves gradually 

 reduced and the flower clusters appearing as verticels, gradually approximated into 

 an interrupted spike; calyx campanulate-tubular, 5 to 10-ribbed, the 5 lobes equal 

 or nearly so; corolla pink, purple, or bright red, 2-lipped, the upper lip entire or 

 notched, erect, the lower 3-lobed, the middle lobe largest and entire or 2-lobed; 

 stamens I; nutlets smooth, obtuse. 



key to the species. 



Corolla much exsortod. bright red, about 25 mm. long; leaves long- 



petioled; plants puberulent, sparingly hirsute 1. S. coccinea. 



Corollas barely exceeding the calyx, purplish or pink, about 15 



nun. long; leaves short-petioled or sessile; plants hirsute or 



woolly throughout, especially on the younger parts. 



.is woolly, especially on the inflorescence, low, 10 to 20 



<in. high, branched from the base; leaves narrowly 



oblong-lanceolate, obtuse 2. S. rothrockii. 



Plants hirsute throughout, densely so in the intlon-sceuce, 

 30 to 60 ( in. high, branched above; leaves oblong to 

 elliptic-lanceolate, acute :;. .v. scopulorum. 



1. Stachys coccinea Jacq. PI. Hort. Schonbr. 3: 18. />l. (84. 1798. 



S. \i:i i r in Di 



Type locality: Not known. 



Range: Western Texas to southern Arizona and south? 



Xi.w Mexico: Kingston; Mangas Springs; San Luis Mountain D Mountains; 

 Organ Mountains, Canyons, in the Upper Sonoran Zone. 



