94 SPECIES BLANCOANAE 
BROMELIACEAE 
ANANAS Tournefort 
Bromelia ananas Linn.; Blanco Fl. Filip. (1887) 230; ed. 2 (1845) 162; 
ed. 3, 1 (1877) 291, t. 458=Ananas sativus Schultes f.=ANANAS CO- 
MOSUS (Linn.) Merr. Interpret. Herb. Amb. (1917) 133 (Bromelia 
comosa Linn.). 
The pineapple is generally cultivated throughout the Philip- 
pines and in some regions, notably parts of Palawan, has become 
thoroughly naturalized. It was introduced from Mexico at an 
early date by the Spaniards and is universally known in the 
Philippines by its Spanish name pia. Bromelia pigna Perr. 
(1825), based on Philippine specimens, is a synonym. 
Illustrative specimen from Antipolo, Rizal Province, Luzon, 
January, 1915 (Merrill: Species Blancoanae No. 778). 
COMMELINACEAE 
POLLIA Thunberg 
_Lechea minor Blanco Fl. Filip. (1837) 52; ed. 2 (1845) 35; ed. 3, 1 (1877) 
65, non Linn. =POLLIA SORZOGONENSIS (E. Mey.) Endl. 
This species is common and widely distributed in the Philip- 
pines, occurring usually in forests and in shaded ravines. 
Illustrative specimen from Batangas Province, Luzon, UES: 
1914 (Merrill: Species Blamcoanae No. 586). 
COMMELINA Linnaeus 
Commelina polygama Blanco Fl. Filip. (1837) 25 (poligama) ; ed. 2 (1845) 
18; ed. 3, 1 (1877) 34, t. 18, non Roth=COMMELINA BENGHAL- 
ENS!IS Linn. 
This species is common and widely distributed throughout the - 
settled areas of the Philippines at low and medium altitudes. 
It is apparently an introduced plant in the Archipelago. ee 
Illustrative specimen from Manila, Luzon, October, 1914 
(Merrill: Species Blancoanae No. 135). 7 
RHOEO Hance : 
Tradescantia discolor L’Hérit.; Blanco Fl. Filip. (1887) 232; ed. 2 (1845) 
163 (discolar); ed. 3, 1 (1877) 294, t. 8;=RHOEO DISCOLOR ~ 
(L’Hérit.) Hance. 
This American species was correctly interpreted ws Blanco. : ; q 
It is found in the Philippines only in cultivation. ae 
Illustrative specimen from Manila, Luzon, April 18, 1914 a 
(Merrill: Species Blancoanae No. 240). i 
