108 THE GENUS PHORADENDRON 
31. QUADRANGULARES. 
Leaves rather small, prevailingly elongated, thin, basinerved. Shoots 
for a time sharply 4-sided or 4-lined. Cataphyls usually a single pair, 
on the basal joint only. Flowers several, usually in 4 or 4+2 series. 
Fruit mostly red or orange and minutely eellular-papillate: sepals closely 
inflexed and meeting. Central and South America and the West Indies. 
Fruit white: leaves elliptieal-oblong to obovate. Andean. 
Leaves euneately subsessile. P. quadrangulare. 
Leaves abruptly petioled. P. viscifolium. 
Fruit red or orange. 
Brazilian. 
Leaves subsessile. 
Young fruit elongated. P. Wiesnerianum. 
Young fruit rounded. 
Leaves oblanceolate-spatulate. P. affine. 
Leaves obovate-spatulate. P. Martianum. 
Leaves slenderly subpetioled. 
Elliptieal-obovate. P. piauhyanum. 
Linear-oblaneeolate, P. microphyllum. 
Venezuelan. P. venezuelense. 
Central American. 
Leaves lance-oblong. P. ceibanum. 
Leaves elliptical-obovate. P. zacapanum. 
Mexiean. 
Leaves elliptieal-obovate. 
Spikes stalked. Continental. P. tamaulipense. 
Spikes subsessile. Yucatecan. P. Gaumeri. 
Leaves oblaneeolate-oblong. Insular. P. Townsendi. 
West Indian. | 
Leaves lanceolate or oblanceolate-obovate. P. antillarum. 
Leaves linear-oblanceolate. P. gracile. 
" PHORADENDRON QUADRANGULARE ( Киш & Urban). 
Soe quadrangulare Krug & Urban, Bot. Jahrb. vol. 24. p. 35. 
Loranthus quadrangularis Humboldt, Bonpland & Kunth, Nov. Gen. Sp. 
vol. 3. p. 444. 1818. | 
Viscum quadrangulare de Candolle, Prodromus. vol. 4. p. 283. 1830. 
Viscum salicifolium Presl, Epimel. Bot. p. 254. 1849. 
Phoradendron salicifolium Eichler in v. Martius, Fl. Brasil. vol. 5. pt. 2. 
p. 110. 1868. 
More or less pseudodichotomous, the rather long branches with basal 
cataphyls only, androgynous. Internodes moderate (2-3x30-50 mm.). 
resinous-dotted or somewhat cellular-papillate, rhombically quadrangu- 
