428 A FLOKA OP MANILA 



2. OROXYLUM Ventenant 



A glabrous tree, sparingly branched. Leaves opposite, 2- to 4-pinnate, 

 very large ; leaflets ovate, entire. Raceme erect, terminal, often elongated. 

 Calyx large, bell-shaped, truncate or somewhat toothed. Corolla large, 

 bell-shaped or cylindric, somewhat ventricose, purplish, the lobes 5, subequal. 

 Stamens 5. Capsule large, very long, compressed parallel with the septum, 

 ■septicidally 2-valved. Seeds numerous, thin, the surrounding wing very thin, 

 hyaline, broad wing. (Greek "mountain" and "wood.") 

 A monotypic genus of- the Indo-Malayan region. 



t. O. indicum (L.) Vent. Pincapincahan, Tagbilao (Tag.). 



A tree 4 to 12 m high with few or no branches. Leaves attaining 1.5 

 m in length, 3- or 4-pinnate, the rachis and branches jointed, leaflets nu- 

 merous, ovate, acuminate, acute, or obtuse, 5 to 15 cm long. Racemes ter- 

 minal, erect flowering only at the apex, the peduncle and rachis 1 to 3 

 m in length. Calyx about 3 cm long. Corolla about 6 to 7 cm long, dark- 

 purple, fleshy, bell-shaped, unequal, 5-lobed. Capsule up to 1 m long, 8 

 cm wide, 1 cm thick or less, flat, slightly curved, margins somewhat incurved 

 or nearly straight, the valves woody, the septum thin. Seeds, including 

 the very thin wings, up to 6 cm in width. (Fl. Filip. pi. 21S, Calosanthes in- 

 diea.) 



In thickets near Balintauac, fl. July-Nov., and probably in other months; 

 widely distributed in the Philippines. India to China and Malaya. 



3. T ECO MA Jussieu 



Shrubs or small trees, sometimes scandent, glabrous or somewhat pu-' 

 bescent. Leaves opposite, simple or simply pinnate, toothed. Racemes or 

 panicles terminal. Flowers yellow. Calyx tubular-carapanulate, 5-toothed. 

 Corolla-tube elongated, straight or incurved, inflated upward, 5-lobed. 

 Stamens 4, in 2 pairs. Disk annular. -Ovary sessile. Capsule linear or 

 elongated, straight or curved, compressed, loculicidally • dehiscent. Seeds 

 many, the wings thin, hyaline. (From the Mexican name, tecomaxochitl.) 



Species about 80, mostly in tropical America, a single introduced one in 

 the Philippines. 



1. T. STANS (L.) Juss. 



An erect, branched, sparingly pubescent or nearly glabrous shrub, 2 to 



4 m high. Leaves opposite, odd-pinnate, up to 20 cm in length; leaflets 5 or 

 7, lanceolate to oblong-lanceolate, 6 to 13 cm ^ong, long and slenderly acu- 

 minate, base acute or acuminate, margins sharply serrate. Panicles ter- 

 minal. Flowers racemosely arranged on the few branches. Calyx green, 



5 mm long, 5-toothed. Corolla yellow, 4 to 4.5 cm long, tube inflated 

 upward. Capsules linear, about 15 cm long, 8 mm wide, acuminate, com- 

 pressed. 



Occasionally cultivated for ornamental purposes, fl. Nov.-May; in some 

 parts of the Philippines apparently subspontaneous. A native of tropical 

 America. 



4. DOLICHANDRONE Seemann 



Glabrous or nearly glabrous trees, with opposite, 1-pinnate leaves. 

 Racemes terminal, few-flowered. Calyx closed in bud, in flower cleft to 

 the base on one side and spathe-like. Corolla-tube very long, slender 

 narrowly funnel-shaped above, the limb spreading, 5-lobed, the Ibbes crisped. 

 Stamens 4, in 2 pairs. Capsule elongated, somewhat curved, cylindric 



