270 CAMPANULACEZ. 
8. Heterotoma lobelioides, Zucc. in Flora, 1832, ii. Beibl. p. 101; Endlicher, 
Iconogr. t.53; Flore des Serres, t. 1454 (male); Caruel in Ann. Sc. Nat. sér. 4, xi. 
p. 270. 
Myopsia mexicana, Presl, Prodr. Lob. p. 8. 
Lobelia calcarata, Bertol. Fl. Guat. p. 9. 
Sours Mexico, mountains of Toluca (Bassi, in herb. Mus. Flor. ex Caruel), Cumbre 
de San Antonio, 8000 feet (Karwinski); Guatemala, Acatenango (Hartweg, 600), 
Volcan de Santa Maria, 6000 feet (Salvin). Hb. Kew. 
4. Heterotoma macrocentron, Benth. in Hook. Ic. Pl. t. 1177. 
Nortu Mexico, Sierra Madre (Seemann, 2049). Hb. Kew. 
5. Heterotoma tenella, Mart. et Gal. ex Benth. et Hook. Gen. Pl. ii. p. 553. 
Lobelia cordifolia, Hook. et Arn. Bot. Beech. Voy. p. 301. 
NortH Mexico, Sierra Madre (Seemann, 2050); Sourn Mexico, Jalapa, 2000 feet 
(Galeottt, 7029), Mirador (Linden, 67), Vera Cruz to Orizaba (Miller, 1058); Costa 
Rica, at 3500 feet (Endres). Hb. Kew. 
7. NEMACLADUS. 
Nemacladus, Nutt. in-‘Trans. Amer. Phil. Soc. ser. 2, viii. p. 254; Benth. et Hook. Gen. Plant. ii. 
p. 554. 
Slender annual herbs. ‘Two species have been described, the second being, so far as 
we know, endemic in California. 
1. Nemacladus ramosissimus, Nutt. in Trans. Amer. Phil. Soc. ser. 2, viii. 
p- 204; Torr. Bot. U.S. & Mex. Bound. Surv. p. 108, t. 35; A.Gr. Synopt. Fl. N. Am. 
li. p. 3. 
Catirornia; New Mexico.—Norta Mexico, Chihuahua and Sonora (Wright &c.). 
Hb. Kew. 
8. SPHENOCLEA. 
Sphenoclea, Gertn. Fruct. i. p. 118, t. 24; Benth. et Hook. Gen. Plant. i. p. 560. 
A remarkable monotypic annual herb. 
1. Sphenoclea zeylanica, Gertn. Fruct. i. p. 118, t. 24; Wight, Illustr. Ind. 
Pl. t. 188. 
Sphenoclea pongatium, A. DC. Prody. vii. p. 548. 
Pongatium indicum, Juss. 
Generally dispersed in warm countries, including Mexico and CENTRAL AMERICA. 
9. CAMPANULA. 
Campanula, Linn. Gen. Plant. n. 218; Benth. et Hook. Gen. Plant. 1. p. 561. 
A genus of about 250 herbaceous species, generally dispersed in the cold and tempe- 
