Part 3, 1916] CARDUACEAE: TAGETEAE 207 
36. Pectis polyantha Rydberg, sp. nov. 
A diffuse perennial, with a cespitose woody caudex; stem 1—2 dm. long, hirsutulous-puberu- 
lent; leaves linear, 1-2.5 em. long, 2-4 mm. wide, puberulent on both sides, spinulose-tipped 
or spinulose-mucronate, with scattered inconspicuous glands and 4-6 pairs of bristles towards 
the base; heads on solitary peduncles from the upper axils; peduncles 4-6 cm. long; involucre 
broadly campanulate, about 7 mm. high, 8-10 mm. broad; bracts 8-12, linear or linear-oblance- 
olate, keeled, gibbous at the base, often tinged with red, puberulent or glabrous, acute; ray- 
flowers S—12; ligules 6-7 mm. long, 1.5-2 mm. wide; disk-flowers many; corollas 4 mm long; 
achenes 3 mm. long, pubescent; pappus of all flowers of about 20 hirsutulous, yellowish or 
rose-tinged bristles, 3-4 mm. long. 
Type collected on Asseradores Island, Nicaragua, 1903, C. F. Baker 2133 (Gray Herb.). 
DistTRIBUTION: Nicaragua and Costa Rica (Oersted 204, referred by Bentham to Lorentea 
multiflosculosa DC. See Oerst. Vidensk. Meddel. 1852: 70). 
37. Pectis Liebmannii Schultz-Bip.; Hemsl. Biol. Centr. Am. Bot. 
22262 USSit 
Lorentea Liebmanni Schultz-Bip.; B. D. Jackson, Ind. Kew 3: 117, assynonym. 1893. 
A perennial, suffruticose at the base; stem elongate, procumbent, canescent-tomentose, 
2-3 dm. long; leaves thick, obovate or elliptic, 1.5—2.5 cm. long, 4-10 mm. wide, revolute- 
margined, cuspidate-mucronate, canescent-tomentose, with 2—4 pairs of basal bristles; heads 
solitary, terminating the branches or in the upper axils; peduncles 1-5 cm. long; involucre 
campanulate, 6-7 mm. high and as broad; bracts 6-8, linear-oblong, rose-tipped, scarious on 
the margins, canescent on the back, slightly carinate below; ray-flowers 6-8; ligules 3-4 mm. 
long; disk-flowers 10-20; corollas 5 mm. long; achenes 3-4 mm. long, minutely pubescent or 
glabrate; pappus-bristles of the disk-flowers 20-30, unequal, scabrous, the longest 4-5 mm. 
long; those of the ray-flowers wanting. 
Type Locaity: ‘‘San Augustin, Mexico.” 
DISTRIBUTION: Jalisco. 
38. Pectis Leonis Rydberg, sp. nov. 
A diffusely branched perennial; stem decumbent, 1-2 dm. long, scaly below, rather 
slender, puberulent when young; leaves linear, 5-10 mm. long, less than 1 mm. wide, 
spinulose-tipped, with 3-4 pairs of bristles near the base; midrib rather prominent; glands 
in a single row along each margin; heads solitary at the ends of the branches; peduncles 
slender, 1-3 cm. long; involucre turbinate, 5 mm. high, 3-4 mm. broad; bracts 5, linear, 
acute, keeled on the back, gibbous at the base, with purplish-brown margins and irregularly 
seattered oblong glands; ray-flowers mostly 5; ligules 4-5 mm. long, tinged with brown; 
disk-flowers 6-9; corollas 3 mm. long; pappus-bristles of all the flowers 15-20, unequal, 3 
mum. long or less, scabrous. 
Type ‘collected on a savanna north of St. Spiritus, Santa Clara, Cuba, Brother Leén 5379 
(herb. N. Y. Bot. Gard.). 
39. Pectis stenophylla A. Gray, Proc. Am. Acad. 21: 393. 1886. 
A diffusely branched perennial, with suffruticose base; branches purplish, 2-3 dm. long, 
glabrous; leaves narrowly linear, mucronate, 3-4 cm. long, 1-2 mm. wide, often strongly ~ 
revolute, with 2-3 pairs of bristles towards the base; glands in a single row along each margin; 
heads solitary, terminal or in the upper axils; peduncles filiform, 5-6 cm. long; involucre 5 
mm. high, 3-4 mm. broad; bracts 8, narrowly oblong, blunt, flat above, slightly keeled about 
two thirds their length; ray-flowers about 8; ligules yellow, narrow, 3 mm. long, 1 mm. 
wide; disk-flowers 8-10; corollas 3 mm. long; achenes 2.5-3 mm. long, sparingly hispidulous; 
pappus-bristles of the disk-flowers 20-40, unequal, scabrous, 2 mm. long; those of the ray- 
flowers only 2, smooth, 1.5 mm. long. 
Tyre Loca.ity: Hillsides near Batopilas, Chihuahua. 
Distrisution: Chihuahua and Sonora. 
