208 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



1. Chenopodium botrys L. Sp. PL 219. 1753. Jerusalem oak. 

 Type locality: "Habitat in Euro pae australis arenosis." 



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

 New Mexico: Upper Rio Tesuque; Cedar Hill. 



2. Chenopodium cornutum (Torr.) Benth. & Hook. Gen. PI. 3: 51. 1880. 

 Teloxys cornuta Torr. U. S. Rep. Expl. Miss. Pacif. 4: 129. 1856. 



Type locality: Rocky places, Hurrah Creek, New Mexico. Type collected by 

 Bigelow. 



Range: Colorado, New Mexico, and Arizona to Mexico. 



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

 Mountains; Taos; Chloride; Mogollon Mountains; Santa Rita; San Luis Mountains; 

 Organ Mountains; White and Capitan mountains. Open slopes, in the Upper Sonoran 

 and Transition zones. 



3. Chenopodium hybridum L. Sp. PL 219. 1753. Maple-leaved goosefoot. 

 Type locality: "Habitat in Europae cultis." 



Range: British America southward; also in the Old World. 

 New Mexico: Cross L Ranch; Sandia Mountains. Damp woods. 



4. Chenopodium glaucum L. Sp. PL 220. 1753. Oak-leaved goosefoot. 

 Type locality: "Habitat in Europae fimeta." 



Range: Widely introduced into North America as a weed, in many places appa- 

 rently native. 



New Mexico: Farmington; Shiprock; Ojo Caliente; mountains southeast of Patter- 

 son; Mesilla Valley. Alkaline soil, in the Upper Sonoran Zone. 



5. Chenopodium watsoni A. Nels. Bot. Gaz. 34: 362. 1902. 

 Chenopodium olidum S. Wats. Proc. Amer. Acad. 9: 95. 1874, not Curtis, 1787. 

 Type locality: "Colorado to Salt Lake Valley and southward into New Mexico 



and Arizona." 



Range: As under type locality. 



New Mexico: Mule Creek; Mangas Springs; Mesilla Valley; Dulce. Lower and 

 Upper Sonoran zones. 



6. Chenopodium leptophyllum (Moq.) Nutt.; S. Wats. Proc. Amer. Acad. 9: 94. 



1874. 



Chenopodium album leptophyllum Moq. in DC. Prodr. 13 2 : 71. 1849. 



Type locality: "In Nova California (Nuttall); Laplatte, Gordon." 



Range: Washington and Saskatchewan to Missouri and Arizona. 



New Mexico: Carrizo and Tunitcha mountains; San Juan Valley; Zuni; Des Moines; 

 Pecos; Patterson; Mangas Springs; near White Water; Mesilla Valley; Roswell. Dry 

 hills and plains, in the Lower and Upper Sonoran zones. 



7. Chenopodium oblongifolium (S. Wats.) Rydb. Bull. Torrey Club 33: 137. 1906. 

 Chenopodium leptophyllum oblongifolium S. Wats. Proc. Amer. Acad. 9: 95. 1874. 

 Type locality: "From Colorado to New Mexico." 



Range: North Dakota and Wyoming to Missouri and Arizona. 



New Mexico: Wingfields Ranch; Mesilla Valley; No Agua. Lower Sonoran to 

 Transition Zone. 



This is too closely related to C. leptophyllum, differing chiefly in the broader, oblong, 

 obtuse leaves. It is perhaps as distinct as most of the related species of Chenopodium. 



8. Chenopodium album L. Sp. PL 219. 1753. Lamb's quarters. 

 Type locality: "Habitat in agris Europae." 



Range: Widely introduced as a weed in North America. 



New Mexico: Cultivated and waste ground throughout the State. The young 

 plants are gathered and cooked as greens. Among the native people they are known 

 by the name of "quelite." 



