200 NORTH AMERICAN FLORA [Volume 21 
1. Wedeliella cristata (Standley) Cockerell, Torreya 9: 167. 1909. 
Wedelia cristata Standley, Contr. U. S. Nat. Herb. 12: 331. 1909. 
Probably a perennial; stems 2-5 dm. long, much branched, slender, viscid-puberulent 
below, viscid-villous above, the internodes longer than the leaves; leaves of a pair unequal, 
the smaller half the size of the larger, the petioles 3-10 mm. long, the blades oval-ovate to 
elliptic-oblong, 1.2~2.7 em. long, 0.5-1.5 em. wide, obtuse to rounded at the base and usually 
unequal, obttse or acute at the apex, thick and firm, yellowish-green above, glaucous beneath, 
flat, scabrous and puberulent on the upper surface, glandular-puberulent beneath; involucres 
numerous, 5 mm. long, on slender peduncles 1.5 cm. long or shorter, glandular-puberulent 
and short-villous, the lobes broadly rounded; perianth 6 mm. long; fruit 4-5 mm. long, pale- 
brown, bearing on the inner surface a broad, entire or obscurely dentate crest, this broadest 
at the apex, gradually narrowed below, the lateral margins with a few coarse, broad, strongly 
inflexed teeth, the outer surface bearing 2 parallel rows of very low glands. 
TYPE LocaLity: Holbrook, Arizona. 
DISTRIBUTION: Known only from the type locality. 
2. Wedeliella incarnata (L,.) Cockerell, Torreya 9: 167. 1909. 
Allionia incarnata L. Syst. ed. 10. 890. 1759. 
Allionia malacoides Benth. Bot. Voy. Sulph. 44. 1844. 
Wedelia incarnata Kuntze, Rev. Gen. 533. 1891. 
Wedelia incarnata anodontia Standley, Contr. U. S. Nat. Herb. 12: 333. 1909. 
Wedelia incarnata villosa Standley, Contr. U. S. Nat. Herb. 12: 333. 1909. 
Wedelia incarnata nudata Standley, Contr. U. S. Nat. Herb. 12: 334. 1909. 
Wedeliella incarnata anodonta Cockerell, Torreya 9: 167. 1909. 
Wedeliella incarnata villosa Cockerell, Torreya 9: 167. 1909. 
Wedeliella incarnata nudata Cockerell, Torreya 9: 167. 1909. 
Allionia incarnata multiserrata Heimerl, Symb. Ant. 7: 212. 1912. 
Perennial from a slender or often very thick, vertical, woody root; stems numerous, 
2-10 dm. long, slender or stout, much branched, densely viscid-villous or glandular-puberulent, 
rarely glabrate, often tinged with red, the internodes short or usually elongate; leaves of a 
pair very unequal, the petioles 0.3-2.2 cm. long, the blades broadly deltoid-orbicular to oval, 
oval-ovate, oblong, or ovate, 1-6 cm. long, 0.6—-4.5 cm. wide, subcordate or rounded at the 
base and unequal, rounded to acute at the apex, entire or sinuate, often crispate, thick 
and somewhat fleshy, yellowish-green above, glaticous or at least paler beneath, glandular- 
puberulent or viscid-villous, at least when young, frequently scabrous on the upper surface, 
often glabrate in age; involucres numerous, on slender peduncles 5 cm. long or short, the 
lobes obovate-orbicular, 5-8 mm. long, rounded or obtuse at the apex, densely viscid-villous; 
perianth 7-15 mm. long, purplish-red or rarely white, viscid-villous or puberulent outside; 
fruit 3-4.5 mm. long, pale-brown or olive, the inner side 3-costate, shallowly transverse-rugose, 
the sides usually with 3-5 low broad teeth, or the teeth rarely more numerous and slender, 
the margins rarely entire, strongly incurved, the outer surface bearing 2 parallel rows of short- 
stipitate or long-stipitate glands. 
TyPE Locality: Near Cumana, Venezuela. 
DistRIBUTION: In dry, sandy soil, southeastern California to southern Utah and Colorado, 
and western Texas, southward to Lower California and Puebla; Hispaniola; Venezuela to Argentina 
and Chile. 
ILLUSTRATIONS: L’Hér. Stirp. Nov. #1. 31; Gaertn. Fruct. pl. 214; Lam. Encyc. pl. 58; Dict. 
Sci. Nat. pl. 96. 
3. Wedeliella glabra (Choisy) Cockerell, Torreya 9: 167. 1909. 
Allionia incarnata glabra Choisy, in DC. Prodr. 13?: 435. 1849. 
Wedelia glabra Standley, Contr. U. S. Nat. Herb. 12: 332. 1909. 
Annual; stems 2-8 dm. long, slender, often tinged with red, puberulent, or villous above, 
very slightly or not at all viscid, often glabrate below; leaves of a pair unequal, the smaller 
about half the size of the larger, the petioles 3-18 mm. long, the blades ovate-oval, oval, or 
oblong, rarely ovate-deltoid, 1-4 cm. long, 6.6-2.2 cm. wide, subcordate to broadly cuneate 
at the base and usually unequal, broadly rounded or obtuse at the apex, often crispate and 
sinttate, yellowish-green above, glaucous beneath, puberulent or glandular-puberulent when 
