September 12, 1913] Rl'biaceae from Mount Urdaneta 1875 



sessile, the lateral ones short pedicelled, erect or nearly so; 

 pedicels subtended by bracts, pubescent on the outer side 

 only, 2 to 3 mm. long, densely pubescent; calyx greenish, 

 nearly 1 cm. long, mostly tubular, similarly pubescent, 

 terminated by 5 sharply acute teeth 3 ram. long and pu- 

 bescent on the outside only; occasionally the outer calyx 

 segment developes into an 8 to 13 cm. long white or creamy 

 white bract; lamina membranous, horizontally spreading, 

 5, parallel nerved, abruptly attenuate at base, its stalk soft 

 pubescent and 2 to 3 cm. long, apex abruptly pointed, 

 ovate to elliptic in shape; corolla 4 cm. long, tubular ex- 

 cept the spreading lobes, greenish to yellowish white, pubescent 

 on the outside; segments 5, oblongish, with rather con- 

 siricted apices, citrinus but soon turning aurantiacus, finely 

 papillose on the upper side; stamens 5, inserted upon the 

 corolla tube a trifle above the middle; free filament 1 mm. 

 long, compressed, glabrous; anther linear, attached below the 

 middle, the basal portion constricted and apparently sterile, 

 apex blunt, 5 mm. long, 0.5 mm. across, introrse, laterally 

 dehiscent; pistil equalling the throat, the style slenrler and 

 glabrous; stigmas of 2 flattened fleshy lobes 7.5 mm. long; 

 fruits ellipsoidly elongated, 2 cm. long, 1 cm. thick across 

 the middle, bluntly pointed, ascending, tlie white bracts 

 occasionally persistent on the fruits, 2-celled or of 2 dr3' 

 carpels, smooth, without lenticels, pubescent when young, 

 ultimately nearly glabrous; placentae membranous, vertical; 

 seeds very numerous, blackish brown, compressed, pitted, 

 sublenticular, 0.75 mm. across. 



Type specimen number 13304, A. D. E. Elmer, Cabad- 

 baran (Mt. Urdaneta), Province of Agusan, Mindanao, July, 

 1912. 



Fairly well scattered in wet earth and upon rocky led- 

 ges of the wooded banks of the Catangan creek from 750 

 to 1500 feet altitude. Its vernacular Manobo name is 

 "Bungog." 



Mussaenda philippica Rich. 



Field-note: — Lax shrub; stem subterete, 1 to 2 inches 

 thick, 15 feet high or less, branched from below the mid- 



