426 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
KEY TO THE SPECIES. 
Calyx strongly accrescent at maturity........................2-. 1. S. physocalyx. 
Calyx not accrescent. 
Plants erect, not hirsute...........20000 000 c ccc c cece ceece 2. S. neomexicana, 
Plants prostrate, hirsute................0..02-02-0- see ee eee 3. S. diffusa. 
1. Sida physocalyx A. Gray, Bost. Journ. Nat. Hist. 6: 163. 1850. 
TYPE LOcALITY: On the Liano, western Texas. 
Ranae: Texas to Arizona, south into Mexico. 
New Mexico: Organ Mountains; south of Roswell; Lakewood; Tortugas Mountain. 
Dry hills, in the Upper Sonoran Zone. 
2. Sida neomexicana A. Gray, Proc. Amer. Acad. 22: 296. 1887. 
TYPE Locality: Mountains at the Copper Mines, New Mexico. Type collected by 
Wright. 
Rance: Western Texas to Arizona and adjacent Mexico. 
New Mexico: Santa Rita; Fort Bayard; San Luis Mountains; Organ Mountains. 
Dry hills, in the Upper Sonoran Zone. 
3. Sida diffusa H. B. K. Nov. Gen. & Sp. 5: 257. 1821. 
TYPE Locauity: ‘‘Crescit prope Zelaya Mexicanorum, alt. 950 hex.”’ 
Range: Texas and New Mexico to Mexico. 
New Mexico: North Percha Creek; Mangas Springs; Organ Mountains; Tortugas 
Mountain; between Santa Rita and Mimbres. Dry hills, in the Lower and Upper 
Sonoran zones. 
18. ANODA Cav. 
Erect annuals 60 to 150 cm. high, with alternate, simple, hastate or deltoid-cordate 
leaves and solitary axillary flowers, or these becoming somewhat paniculate above 
by the reduction of the leaves; calyx lobes triangular, spreading, thin; capsules 
depressed and radiate, of 9 to 20 long-beaked carpels, the flat summit hirsute. 
KEY TO THE SPECIES. 
Corolla lavender; sepals much exceeding the hispid carpels.... 1. A. lavaterioides. 
Corolla yellow; sepals slightly exceeding the stellate-hirsute 
0) | 2. A. wrightii. 
1. Anoda lavaterioides Medic. Malvenfam. 19. 1787. 
TYPE Loca.ity: Not stated. 
Rance: Western Texas to southern Arizona, south into Mexico and South America, 
New Mexico: Mangas Springs; Kingston; Fort Bayard; San Luis Mountains; 
Mesilla Valley; Organ Mountains; White Mountains; Gray; Albuquerque; Belen; 
Bernalillo; Capitan; Dayton. Open hills, often in cultivated fields, in the Lower 
and Upper Sonoran zones. 
A common weed in the southern part of the State in fields and orchards, especially 
in summer after grain crops have been harvested. 
2. Anoda wrightii A. Gray, Pl. Wright. 2: 22. 1853. 
Tyre Locauity: Summit of mountains near the Copper Mines, New Mexico. Type 
collected by Wright (no. 894). 
Rance: Southwestern New Mexico. 
New Mexico: Hillsboro; Santa Rita. 
