84 



Leptosolena insignis Ridley, n. sp. 



Stem 3 to 7 feet tall. Leaves linear, acuminate, glabrous, narrowed to 

 the base, 12 inches long, half inch wide, midrib stout; sheaths 6 inches 

 long, with an erect pair of auricles one-fourth inch long, oblong, rounded 

 at the tip. Bracts 3, terminal, papery, lanceolate, caudate, 6 inches long, 

 half inch wide. Panicle 34 inches long, many-flowered, the branches 1^ 

 inch long, ribbed, 3-flowered. Flowers sessile, white. Calyx tubular, 3J 

 inches long, bilobed, lobes short, ovate, tube split on one side. Corolla tube 

 slender, 5 to 6 inches long, the lobes linear oblong obtuse, 1 inch long one- 

 fourth inch wide. Staminodes linear oblong, shorter and narrower. Lip 

 fleshy, elongate, 1 inch long, rolled up when Withered. Stamen short ; anther 

 oblong, the crest broader, large, rounded, entire. Style longer. Stigma 

 cup-shaped, hairy. 



On gravelly landslides. Twin Peaks, Province of Benguet, Luzon (6428 

 Elmer ) . 

 Costus speciosus L. var. argyrophyllus. 



Davao, Mindanao (448 Copeland). 



Curcuma zeodaria L. 



Malapadnabato, Province of Rizal, Luzon (2713 Merrill) ; Guiraaras 

 Island (26 Gammill). 

 Zingiber cassuminaar Roxb. 



Sablan, Province of Benguet, Luzon (6255 Elmer) ; flowers white. 



Amomum elegans Ridley, n. sp. 



Rhizome long, slender, covered with oblong sheathing, brown and papery 

 bracts half an inch long. Stem slender, 18 inches tall. Leaves few, linear 

 lanceolate, acuminate, 6 to 7 inches long, one-half to three-fourths an inch 

 wide, glabrous above, beneath paler and silky hairy; petiole one-fourth inch 

 long, pubescent-hairy; sheaths 2 inches long, hairy. Inflorescence half an 

 inch long, obconic, almost sessile. Bracts oblong, obtuse, pubescent, with 

 about 10 elevated nerves. Bracteole tubular, silky-hairy. Calyx tube 

 tubular silky-hairy, one-half inch long, lobes 2 (2 being connate) lanceolate, 

 acuminate, silky-hairy, as long as the tube. Corolla tube not longer than 

 the calyx, pubescent, lobes linear oblong, obtuse glabrous, three-fourths an 

 inch long. Staminodes subulate, one-fourth an inch long. Lip an inch 

 long, base narrow, limb broad, obovate, rounded, an inch across, entire. 

 Stamen three-fourths an inch long; filament slender; anther narrowly 

 oblong, crest trifid, central lobe oblong, small, lateral lobes from the upper 

 angle of the anther, longer, linear, obtuse, recurved. Style very slender; 

 ovary silky-hairy. 



Lamao River, Moimt Mariveles, Province of Bataan, Luzon (300, 207 

 Whitford) ; flowers white. 

 Amomum propinquum Ridley, n. sp. 



Foliage not seen. Capitulum obconic. Peduncle 3 inches long, stout. 

 Pedicel pubescent, short. Lower bract ovate, pubescent, one-fifth inch long. 

 Bracteole tubular, mouth not split, half an inch long, pubescent, trifid, two 

 lobes connate nearly to the tips. Calyx tube one-half inch long, glabrous, 

 lobes three, two-connate for most their length, mucronate, keeled at the tips 



