WOOTON AND STANDLEY FLOKA OF NEW MEXICO. 235 



New Mexico: La Cuesta; Kingston; Mogollon Mountains; Organ Mountains; 

 White Mountains; Gray. Moist canyons, Upper Sonoran and Transition zones. 



2. Drymaria pachyphylla Woot. & Standi. Contr. U. S. Nat. Herb. 16: 121. 1913. 

 Type locality: Dry plains south of the White Sands, New Mexico. Type collected 



by Wooton (no. 405). 



Range: Southern New Mexico and western Texas. 



New Mexico: South of the White Sands; Parkers Well. Dry plains, in the Lower 

 Sonoran Zone. 



3. Drymaria sperguloides A. Gray, Mem. Amer. Acad. n. ser. 4: 11. 1849. 

 Type locality: "Valley of Santa Fe Creek in the mountains, in a plain grazed 



by cattle and horses," New Mexico. Type collected by Fendler (no. 55). 



Range: New Mexico and Arizona to western Texas. 



New Mexico: Santa Fe; Mogollon Mountains; Santa Rita; Sandia Mountains; 

 Animas Valley; San Luis Mountains; White Mountains. Open slopes, in the Upper 

 Sonoran and Transition zones. 



4. Drymaria tenella A. Gray, Mem. Amer. Acad. n. ser. 4: 12. 1849. 



Type locality: "Shady places, in woodland in the mountain region, 8 miles 

 west of Las Vegas," New Mexico. Type collected by Fendler (no. 56). 

 Range: New Mexico, southward into Mexico. 

 New Mexico: Las Vegas; Mogollon Mountains; Sawyers Peak. Transition Zone. 



5. Drymaria depressa Greene, Leaflets 1: 153. 1905. 



Type locality: Sawyers Peak, Black Range, New Mexico. Type collected by 

 Metcalfe (no. 1430). 

 Range: Known only from the type locality. 



2. TISSA Adans. Sand spurry. 



Branched annual with fleshy linear scarious-stipulate leaves; styles and capsule 

 valves each 3. 

 1. Tissa rubra (L.) Britton, Bull. Torrey Club 16: 127. 1899. 



Arenaria rubra L. Sp. PI. 423. 1753. 



Type locality: European. 



Range: Adventive from Eurasia in many parts of the United States. 



New Mexico: Albuquerque (Herrick). 



3. ALSINE L. Star wort. 



Slender low annuals or perennials; flowers solitary or cymose; sepals 4 or 5; petals 

 white, 4 or 5, deeply cleft, sometimes wanting; stamens 8 or 10 or fewer; styles :?, rarely 

 4 or 5; capsule ovoid, 1-celled, opening by twice as many valves as there are styles. 



key to the- species. 



Leaves ovate, conspicuously petioled. 



Leaves cordate or subcordate, all long-petioled I.J. aupidata. 



Leaves rounded or narrowed at the base, the uppermost Bessile. . 2. A. media. 

 Leaves Linear to narrowly lanceolate, sessile. 



Plants more or Less viscid :; -1 jamenana. 



Plants not at all viscid, 



I'll 'I- minute i>r nunc; branches of the inflorescence re- 

 flexed ' -'• '""'"'■'' 



Potal-' equaling or exceeding the sepals; branches of the 

 inflorescence ascending. 

 Leaves broadest al>ow the ini< 1< I <• - T narrowed it tin- 

 base 5. J. Innijifolia. 



