EUPHORBIACEZ. 89 
1. Pedilanthus aphyllus, Boiss. in KI. et Garcke, Tricocc. p. 106, et in DC. 
Prodr. xv. 2, p. 6. 
New Spain (hb. Pavon). 
2. Pedilanthus articulatus, Boiss. in DC. Prodr. xv. 2, p. 6. 
Diadenaria articulata, K\. et Garcke, Tricoce. p. 108. 
New Spain ? (hb. Pavon). 
3. Pedilanthus bracteatus, Boiss. in DC. Prodr. xv, 2, p. 6. 
Euphorbia bracteata, Jacq. Hort. Schonb. iii. p. 14, t. 276. 
Mexico? 
4, Pedilanthus finckii, Boiss. in DC. Prodr. xv. 2, p. 1261. 
SoutH Mexico, at the source of the Atoyac (Minck). Ub. Kew. 
5. Pedilanthus ghiesbreghtianus, Boiss. in DC. Prodr. xv. 2, p. 1261. 
Mexico (Ghiesbreght). 
6. Pedilanthus involucratus, Boiss. in DC. Prodr. xv. 2, p. 6. 
Diadenaria involucrata, Kl. et Garcke, Tricocce. p. 107. 
MExIco. 
7. Pedilanthus cerstedii, Kl. et Garcke, Tricocc. p. 106 ; DC. Prodr. xv. 2, p. 6. 
Nicaraeua, near Segovia (Crsted). 
8. Pedilanthus pavonis, Boiss. in DC. Prodr. xv. 2, p. 6. 
Diadenaria pavonis, Kl. et Garcke, Tricocc. p. 108. 
New Spain (hb. Pavon). 
9. Pedilanthus ramosissimus, Boiss. in DC. Prodr. xv. 2, p. 5. 
Pedilanthus parasiticus, K). et Garcke, Tricocc. p. 105, nec Boiss. 
New Spain (hb. Pavon). 
10. Pedilanthus tithymaloides, Poit. in Ann. Mus. Par. xix. p. 390, t. 19; 
DC. Prodr. xv. 2, p. 5. 
Euphorbia tithymaloides, Linn. Hort. Cliff. p. 198 ; Descour. Fl. Antill. t. 118; Bot. Reg. t. 837. 
Euphorbia carinata, Donn, Hort. Cantab. ed. 9, p. 155; Bot. Mag. t. 2514. 
Euphorbia canaliculata, Lodd. Bot. Cab. t. 727. 
Crepidaria myrtifolia, Haw. Succ. p. 136. 
Costa Rica (Endres, cult.).—Cusa; VenezueLa. Hb. Kew. 
2. EUPHORBIA. 
Euphorbia, Linn. Gen. Plant. n. 609 ; Benth. et Hook. Gen. Plant. iii. p. 258. 
Upwards of 600 species of this genus are known; and they are generally diffused 
in temperate regions, rarer in tropical regions. They are mostly herbaceous, though 
some are half-shrubby, and some shrubby, whilst others have fleshy stems and strongly 
resemble some of the Cerei. 
BIOL. CENTR.-AMER., Bot. Vol. III., October 1882. n 
