COMPOSIT.A. . 161 
4. Sabazia urticefolia, DC. Prodr. v. p. 497. 
Wiborgia urticefolia, H.B. K. Nov. Gen. et Sp. iv. p. 257, t. 389. 
Galinsoga urticefolia, Benth. in Vidensk. Meddel. 1852, p. 102. 
Sour Mexico, plains of Quilo (Jurgensen, 260); Nicaragua, Granada (Girsted) ; 
Costa Rica, San José (Grsted).—-Ecuapor. Hb. Kew. 
104. VARILLA. 
Varilla, A. Gray, Pl. Fendl. in Mem. Amer. Acad. i. p. 106; Benth. et Hook. Gen. Plant. ii. p. 363. 
The following and one Texan species ; both are undershrubs. 
1. Varilla mexicana, A. Gr. in Mem. Amer. Acad. i. p. 106. 
NortH Mexico, between Pelayo and Cadena, Chihuahua ( Wislizenus), Parras (Gregq). 
105. GYMNOLOMIA. 
Gymnolomia, H.B.K. Nov. Gen. et Sp. iv. p. 217; Benth. et Hook. Gen. Plant. ii. p. 363. 
Gymnopsis, DC. Prodr. v. p. 561, pro parte. 
Heliomeris, Nutt. in Journ. Acad. Philad. ser. 2, i. p. 171. 
About twenty-one herbaceous and half-shrubby species, four or five of which are 
Tropical South American, and one is a native of Georgia. 
1. Gymnolomia cinerascens, Benth. et Hook. Gen. Pl. ii. p. 362. 
Zaluzania cinerascens, Schz. Bip. in Flora, 1864, p. 219. | . 
SoutH Mexico, Mineral del Monte (Lhrenbergq). 
2. Gymnolomia ensifolia, Benth. et Hook. Gen. Plant. ii. p. 362. 
Zaluzania ensifolia, Schz. Bip. in Flora, 1864, p. 216. 
Montagnea ensifolia, Schz. Bip. in Seem. Bot. Voy. ‘ Herald,’ p. 304. 
Norra Mexico, Sierra Madre (Seemann, 2007, in part). Hb. Kew. 
3. Gymnolomia flava, Hemsley, n. sp. 
Strigilloso-pilosa, caulibus subsimplicibus, foliis caulinis inferioribus oppositis omnibus sessilibus 
lanceolato-oblongis remote calloso-denticulatis, corymbis oligocephalis, capitulis 14-2 poll. 
diametro longe pedunculatis, involucri bracteis interioribus subcoriaceis latioribus obovatis 
acuminatis ciliatis, paleis puberulis dorso ciliatis. 
Herba erecta, strigilloso-pilosa, ut videtur caulibus basi simplicibus. Folia caulina inferiora opposita, 
superiora alterna, omnia sessilia, lanceolato-oblonga, usque ad 3 poll. longa, obtusiuscula, basi 
angusta, subtrinervia, utrinque strigoso-pilosa, pilis rigidis basi tuberculatis. Capitula corym- 
bosa, longe pedunculata, fere 2 poll. diametro, corymbis oligocephalis ; involucri bractez 
3-seriatee, subcoriace, apice callose, obtusiuscule, exteriores strigose, lanceolato-ovate, 
intermediz ovate, interiores latiores, obovate, acuminate ; receptaculum convexum ; palez 
complicatz, puberule, dorso ciliate, acuminate. Flores radii neutri, flavi, oblongi, 9-10 lineas 
longi. Flores disci numerosi, flavi ; corolle infundibuliformes, puberule. Achenia subtetragona, 
compressa, pallida, glabra. 
Sours Mexico, Oaxaca ((hiesbreght, 216). Hb. Kew. 
BIOL. CENT.-AMER., Bot. Vol. II., June 1881. | y 
