AEQUATORIALES DIMIDIATAE 87 



mm. higher, tubular. Leaves falcately or dimidiately lanceolate, very 

 obtuse, 4-8x10-23 cm., cuneately thick-petioled for 10-20 mm. Spikes 

 rr.ther long (50-60 mm.), with half a dozen short swollen joints some 24- 

 to 40-flowered in 4+2 or 6 series: peduncle stout, scarcely 5 mm. long, 

 with about 3 pairs of scales. Fruit (immature) subglobose, smooth, 3 

 mm. in diameter: sepals closely innexed. Plate 117. 



Andean region. The type from Peru. 



Specimens examined : PERU. Huannoca Mts. (Haenke, the type of 

 V. obliquwn in the Bohemian Museum at Prag and, without data, in the 

 herbarium of the German University at Prag). ECUADOR. Niebly (So- 

 diro, a, July 1873). Sto. Domingo to S. Nicolas (Sodiro, 148/16, Sept. 

 1892). 



23. DIMIDIATAE. 



Leaves rather large, dimidiately lance-elliptical, diying rather thin 

 and basi nerved. Shoots subterete to ancipital. Cataphyls 1 or frequently 

 2 or 3 pairs, on the basal joint only. Flowers in 4+2 or 6 series. Fruit 

 round, cellular-papillate, with closed sepals. Eastern South America. 



Shoots nearly terete. 



Spikes moderate (50-70 mm.). P. dimidiatum. 



Spikes very long (finally 100 mm. or more). P. Perrotietii. 



Shoots 2-edged. P. bathyoryctum. 



PHORADENDRON DIMIDIATUM Eichler. 



Phoradendron dimidiatum Eichler in v. Martius, Fl. Brasil. vol. 5. pt. 2. 



p. 134 m. 1868. 

 Phoradendrum dimidiatum Urban, Bot. Jahrb. vol. 23. Beibl. 57. p. 9. 



1897. 

 Viscum dimidiatum Miquel, Linnaea. vol. 18. p. 58. 1844. 



Scarcely forked, the rather long branches with basal cataphyls only, 

 androgynous. Internodes moderate (2-3x30-50 mm.), smooth, slightly 

 compressed. Cataphyls a pair somewhat above the base, sometimes fol- 

 lowed by a second some 10 mm. higher. Leaves more or less obliquely 

 or even dimidiately elliptical or sublanceolate, very obtuse, 2.5-3.5x6.5-10 

 cm., cuneately wing-petioled for 10 mm. Spikes solitary, rather long 

 (50-70 mm.), with half a dozen fusiform joints some 18- to 24- or fully 

 50-flowered in 4+2 or 6 series: peduncle 3-5 mm. long. Fruit f. 

 Plate 118. 



Cayenne region ( ? exclusively) on Citrus. The type from Surinam. 



Specimens examined: SURINAM. Orellana Creek (Focke, 716, the 

 type of V. dimidiatum) . 



