NYCTAGINEZ. 9 
2. Pisonia hirtella, H. B. K. Nov. Gen. et Sp. i. p. 217; DC. Prodr. xiii. 2, 
p. 445. 
Pisonia mexicana, Willd., ex Link, Enum. Pl. Hort. Berol. i. p. 354. 
Boerhaavia arborea, Lag. Ann. Sc. Nat. 1801. 
Boerhaavia arborescens, Pers. Ench. i. p. 30. 
Sour Mexico, Vera Cruz to Orizaba (Miller, 913), valley of Mexico (Bourgeau, 558 ; 
Bilimek, 297 ; Schaffner, 184), Tlacolola and San Dionicio (Andrieux, 128), Tlalpujahua 
(Keerl), Chapultepec (Schaffner), San Bartolo (Hartweg), without locality (Tate, 43 ; 
Bates; Parkinson).—Psrvu; Bouvia. Hb. Kew. 
3. Pisonia pacurero, H. B. K. Nov. Gen. et Sp. ii. p. 218; DC. Prodr. xiii. 2, 
p. 442; Seem. Bot. Voy. ‘ Herald,’ p. 192, t. 84. 
GuaTEMALA (Friedrichsthal) ; Panama, Taboga and Paraiso (S. Hayes, 184, 723),— 
Southward to Brazm. Hb. Kew. 
4. Pisonia, sp. 
GuatTeMaLA, Barranca Honda, 3800 feet (Salvin). Hb. Kew. 
14. NEEA. 
Neea, Ruiz et Pav. Prodr. Fl. Per. et Chil. p. 52, t. 9; Benth. et Hook. Gen. Plant. iii. p. 9. 
Shrubs and trees, restricted to Tropical America. About thirty species are known, 
ranging from Mexico and the West Indies to Peru and Brazil. 
1. Neea, sp. 
Sour Muxico, Teapa, Tabasco (Linden, 1606). Hb. Kew. 
2. Neea, sp. | 
Panama, hedges at Panama (8. Hayes, 112). Hb. Kew. 
3. Neea, sp. 
Panama, Lion-Hill station (S. Hayes, 359). Hb. Kew. 
The material of none of these is sufficient for description. 
Order CVII. ILLECEBRACE. 
Illecebracee, Benth. et Hook. Gen. Plant. iii. p. 12. 
Seventeen genera, including about ninety species, are referred to this order. They 
are small herbs or very small half-shrubs; and they are generally diffused all over the 
world, except in the frigid regions. | 
BIOL. CENTR.-AMER., Bot. Vol. IIL, October 1882. so c 
