388 MINOR PRODUCTS OF PHILIPPINE FORESTS 



Family MENISPERMACEAE 



Genus ARCHANGELISIA 



ARCHANGELISIA FLAVA Merr. Abutra. 



Local names: Abustr-a (Ilocos Sur) ; abutra (Babuyan) ; albi'dra, lagtdl 

 (Masbate) ; lagtang (Tayabas, Mindoro) ; suma (Pampanga, Manila). 



The stems of this plant are used locally as a yellow dj^e. This 

 dye was identified by Brooks * as berberine. Wells f examined 

 the stems and found that they contained about 5 per cent of 

 berberine. This is the largest percentage known in any Phil- 

 ippine species, 



Archangelisia flara is a large woody vine. The wood of the 

 stem is yellow. The leaves are alternate, broad at the base, 

 pointed at the tip, and about 15 centimeters long. The flowers 

 are small, white, and borne on compound inflorescences. The 

 fruits are rounded and about 2.5 centimeters in diameter. 



This species is distributed from Luzon to Mindanao and is 

 apparently fairly common. 



Family BERBERIDACEAE 



Genus MAHONIA 

 MAHONIA PHILIPPINENSIS Takida (M. Nepalensis DC). KuNiG. 



A yellow dye from this plant is used locally. Brooks * iden- 

 tified the dye as berberine. 



Mahonia philippinensis is a shrub with compound, spiny 

 leaves. The flowers are small, yellow, and borne on slender 

 racemes. 



This species is found in the Mountain Province, Luzon. 



Family ROSACEAE 



Genus PYGEUM 



PYGEUM GLANDULOSUM Merr. Amugan. 



Local names: Amugan, bakbak, dampol (Bataan) ; gupit, kagatongan, 

 kambcil (Rizal) ; kalumdla, gupit (Laguna) ; kanumog (Camarines) ; Idgo 

 (Bataan, Laguna). 



* Brooks, B. T., The natural dyes and coloring matters of the Phil- 

 ippines. Philippine Journal of Science, Section A, Volume 5 (1910), 

 page 442. 



t Wells, A. H., The physiological active constituents of certain Philippine 

 medicinal plants: III. Philippine Journal of Science, Volume 14 (1919), 

 page 2. 



