39 



2897 (type) Ahern's collector), February and March, 190.5, the former witli 

 immature, the latter witli mature flowers; (1883 and 2298 Merrill), April 

 and May, 1903 (fruit). 



TILIACE^. 



Brownlowia lanceolata, Benth. .Tourn. Linn. Soc. Bot. 5: Suppl. 2:27. 

 18()1; Hook. f. Fl. Brit. Ind. 1 :.381. 1874; King. Journ. As. 

 Soc. Beng. 60=:97. 1891. 

 This tidal forest tree, previously known from Burma, Bengal and Ma- 

 lacca, has recently been collected in the Philippines, thus considerably 

 extending the known range of the species. (No. 894 Whitford), Gumaca, 

 Province of Tayabas, Luzon, September, 1904, a small tree growing in the 

 "Nipa formation." The specimen is with immature fruit, but agrees 

 perfectly with the description of the species "and witli specimens in the 

 Herbarium of this Bureau collected by D. Prain at Malanchi, Sundribuns 

 near Calcutta, August 5, 1902. 



MALVACE.^. 



Hibiscus bicalyculatus, sp. nov. ^ Kctmia. 



A shrub or small tree with stellate pubescent, 3-lobed leaves, and 

 large yellow flowers, the bracteoles connate for one-half their length, 

 forming an inflated calyx-like involucre, the calyx inflated but not ventri- 

 cose, about 5 cm. long. Branches densely cinereous pubescent, pale. Leaves 

 9 to 12 cm. long, nearly as wide, the the base strongly cordate, the sinus 

 usually narrow, 1.5 to 2.5 cm. deep, the basal lobes broad, rounded, the leaf 

 above 3-lobed, the lobes broad, acuminate, upper surface scabrous, more or 

 less stellate pubescent, especially on the nerves, the lower surface pale, 

 very densely stellate pubescent throughout; basal nerves 7, distinct, the 

 reticulations lax; petiole cinereous pubescent, 4 to 6 cm. long. Flower 

 yellow, about 8 em. long, axillary, solitary, the pedicel stellate pubescent, 

 often 20 cm. long. Bracteoles 5, ovate, acute, about 1 cm. wide, connate 

 and inflated below, free from the calyx, ultimately split down one side, 

 subcoriaceous, yellowish brown, densely pubescent, 2.5 cm. long. Calyx 4.5 

 to 5 cm. long, about 2 cm. in diameter, inflated, yellowish gray when dry, 

 very densely stellate pubescent outside, and with numerous long hispid 

 hairs, glabrous inside, the lobes ovate-oblong, acute or acuminate, 1.5 to' 

 2 cm. long, about 1 cm. wide. Petals about 8 cm. long, 3 cm. wide above, 

 the apex rounded, much narrowed below and densely bearded on the inside 

 at the in.sertion of the staminal tube. Staminal tube glabrous, about 

 9 cm. long, antheriferous for the upper 3 cm.; filaments 1 cm. long; 

 anthers about 3 mm. long. Ovary oblong ovoid, 1 cm. long, glabrous, 

 5-celled, each cell many ovuled. 



Montalban, Province of Rizal, Luzon (2450 Ahern's collector), January, 

 1905. A shrub or small tree growing in thickets and along borders of the 

 forests, the connate bracteoles forming an involurro similar to and 

 about one-half as long as the calyx. 



