192 COMPOSITE, 
Achenia compressa, 2-aristata, angulo interiore apice alata; ala obliqua, longe sursum producta, 
arista confluens; pappi palez fimbriato-laceratz, basi connatze. 
Soota Mexico, valley of Cordova (Bourgeau, 2030). Hb. Kew. 
EXPLANATION OF TAB. XLIX. 
Fig. 1, a palet ; 2, a flower; 3, the same, with corolla and stamens removed ; 4, an anther and part 
of the filament: all enlarged. 
4, Otopappus verbesinoides, Benth. in Hook. Ic. Pl. t. 1153. 
Nicaragua, Chontales (Tate, 145; Seemann, 106); Costa Rica (Endres, 90). Hb. Kew. 
130. PODACH/ENIUM. 
Podachenium, Benth. in Vidensk. Meddel. 1852, p. 98; Benth. et Hook. Gen. Plant. ii. p. 380. 
Dicalymma, Lemaire, L’Ill. Hort. ii. Misc. p. 37. 
Cosmophylla, Koch, Ind. Sem. Hort. Berol. 1854. 
A shrubby monotype. 
1. Podachsnium paniculatum, Benth. in Vidensk. Meddel. 1852, p. 99. 
Ferdinanda eminens, Lag. ; André in Rev. Hort. 1862, p. 110, cum ic. xylog. 
South Mexico, Orizaba (Botteri, 1081), near Tantoyuca (Ervendberg, 78), Jicaltepec 
and Castresane (Liebmann, 545, 261); GuaTeMaLA, Duefias (Fraser); Costa Rica 
(Grsted). Hb. Kew. 
131. SPILANTHES. 
Spilanthes, Linn. Mant. p. 475 (Spilanthus) ; Benth. et Hook. Gen. Plant. ii. p. 380. 
Herbaceous plants. About fifty forms have been described as species; but Bentham 
and Hooker, loc. cit., estimate that there are scarcely twenty, widely spread in warm 
countries. 
1. Spilanthes alba, Willd. Sp. Pl. iii. p. 1714; DC. Prodr. y. p. 625. 
Bidens ocymifolia, Lam. Ill. t. 668, fig. 3. 
Souta Mexico, Orizaba (Sallé; Bourgeau, 3098); Guaremata (Hartweg).—Penv ; 
Brazit. Hb. Kew. 
The determinations of this and some of the other species require verification. 
2. Spilanthes beccabunga, DC. Prodr. v. p. 622. 
Norta Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 464) ; 
Sourn Mexico, valleys of Mexico and Toluca (Berlandier, 720, 1160), Tacubaya 
(Graham), valley of Mexico (Bourgeau, 154, 603). Hb. Kew. 
3. Spilanthes bicolor, Benth. et Hook. Gen. Pl. ii. p. 381. 
Mendezia bicolor, DC. Prodr. v. p. 553; Deless. Ic. Sel. iv. t. 29. 
South Mexico, Leon, west of Guanajuato, Mendez. 
