Otoxylum?^ Bignoiiiacecs. 281 



tubular, lobes 5, nearly equal, crisped, 2 upper usually some- 

 what connate into an upper lip ; stam. 4, didynamous, or 5, 

 anth. 2-celled, cells distinct ; disk large, annular; ov, superior, 

 2-celled by coalescence of the parietal placentas, ovules 

 numerous in many rows, stigma usually 2-bladed ; fruit a 

 large 2-valved compound capsule, septum large and thick, 

 separating from valves ; seeds very numerous, large, winged 

 at both ends, without endosperm. 



Our few (3) species of this large Tropical Order all inhabit the low 

 ■country of the wet region. 



L. 3- or 4-pinnate ; stam. 5 . . .1. Oroxylum. 

 L. simply pinnate ; stam. 4. 



Cal. large, spathaceous . . .2. Dolichandrone. 



Cal. small, with short equal segm. . 3. Stereospermum. 



I. OROXYX.U1II, Vent. 



Small tree, 1. few, opp., large, much compound ; fl. very 

 large, in large terminal racemes ; cal. very large, campanulate, 

 thick and fleshy, truncate or with shallow irregular segm., 

 persistent ; cor. thick and fleshy, tube campanulate, curved, 

 limb 2-lipped, lobes 5, 2 upper partially connate, rounded, 

 recurved, crumpled and crisped ; stam. 5, inserted near base 

 of tube, fil. unequal, posterior one shortest, anth.-cells long, 

 distinct, pendulous from top of fil. ; disk large, cushion-like, 

 style long, stigma of 2 large leafy blades ; capsule very large, 

 broadly linear, strongly compressed parallel to septum, 2- 

 valved ; seeds flattened, with a very wide hyaline wing. — 

 Monotypic. 



O. indicum, Vent. Dec. Gen. Nov. 8 (1808). Totila, S. 



Herm. Mus. 48. Fl. Zeyl. n. 236. Bignonia indica., L. Sp. PI. 603. 

 Spathodea indtca, Pers., Moon Cat. 45. Calosaiithes indica, BL, Thw. 

 Enum. 206. C. P. 3171. 



Fl. B. Ind. iv. 378. Wight, Ic. t. 1337-8. 



Usually small, but attaining sometimes to 30 or 40 ft, 

 branched only at top, bark thick, yellowish-grey, rather 

 smooth, with numerous large corky lenticels, 1. extremely 

 large, 3-5 ft, triangular in outline, tri- or quadripinnate with 

 opp. pinnae, rachis very stout, cylindrical, much swollen at 

 the branches, rough with corky lenticels, primary pinnae about 

 5 pair, Iflts. numerous, shortly petiolate, 2^-4^ in., broadly 

 oval or nearly rotundate, rounded at base, suddenly and shortly 

 caudate-acuminate, obtuse, glabrous, paler beneath ; fl. 



