APOCYNACEZ. 315. 
10. Echites rosea, A. DC. Prodr. viii. p. 450. 
Mesechites rosea, Miers, Apoc. 8. Amer. p. 232. 
Norta Mexico, region of San Luis Potosi to Tampico (Palmer, 1127).—Cupa. Hb. 
Kew. 
11. Echites secundiflora, A. DC. Prodr. viii. p. 457; Calques des Dess. FI. 
Mex. 798. 
Temnadenia secundiflora, Miers, Apoc. 8. Amer. p. 211. 
South Mexico, Mirador, Vera Cruz (Linden, 359). Hb. Kew. 
12. Echites torulosa, Linn. Sp. Pl. p. 307. 
Echites torosa, Jacq. Amer. p. 33, t. 27; DC. Prodr. viii. p. 449. 
Mesechites torulosa, Miers, Apoc. S. Amer. p. 229, 
Amblyanthera torosa, Mill. Arg. in Linnea, xxx. p. 446. 
SourH Mexico, Campeachy (Houston; Schott)—West Inpizs. Hb. Kew. 
13. Echites tubiflora, Mart. et Gal. in Bull. Acad. Brux. xi. p. 358. 
Amblyanthera tubiflora, Mull. Arg. in Linnea, xxx. p. 454. 
- Souta Mexico, Jalapa (Galeotti, 1579). Hb. Kew. 
14. Echites trifida, Jacq. Amer. p. 31, t. 24; DC. Prody. viii. p. 454; Miers, 
Apoc. 8. Amer. p. 202. 
Honpouras, Gulf of Fonseca (Sinclair); Panama, near the city of Panama (Seemann, 
161).—CotomBiaA; VENEZUELA. Hb. Kew. 
15. Echites umbellata, Jacq. Amer. p. 30, t. 22; DC. Prodr. viii. p. 447. 
Mexico (Coulter, 961)—West Inpizs. Hb. Kew. 
20. MACROSIPHONIA. 
Macrosiphonia, Mill. Arg. in FI. Bras. vi. p. 187, tt. 42,43; Benth. et Hook. Gen. Plant. ii. p. 726. 
About ten species of undershrubs—six Brazilian, and four in the Texano-Mexican 
region. 
1. Macrosiphonia berlandieri, A. Gr. Synop. Fl. N. Am. ii. p. 83. 
Echites macrosiphon, Torr. Bot. U.S. & Mex. Bound. Surv. p. 158, t. 43. 
Texas.—Nortu Mexico, Chihuahua (ex Torrey); Sourn Mexico, Zimapan (Coulter, 
966). Hb. Kew. 
2. Macrosiphonia brachysiphon, A. Gr. Synop. Fl. N. Am. ii. . p. 83. 
Echites brachysiphon, Torr. Bot. U.S. & Mex. Bound. Surv. p. 158. 
Arizona; New Mexico.—Norty Mexico, Sonora (Schott ; Thurber). 
3. Macrosiphonia hypoleuca, Miill. Arg. in Linnea, xxx. p. 452. 
Echites hypoleuca, Benth. Pl. Hartw. p. 23. 
Echites suaveolens, Mart. et Gal. in Bull. Acad. Brux. xi. p. 356. 
Rhodocalyx hypoleuca et suaveolens, Miers, Apoc. 8S. Am. pp. 139, 140. 
NortH Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 574); 
282 
