446 A FLORA OP MANILA/^ 



(^1. SARCOCEPHALUS AfzeliusJ) 



Trees with opposite leaves, the stipules usually large. Flowers numerous, 

 axillary or terminal, peduncled, globose heads, united i)|y their confluent 

 calyx-tub<is, the bracts 2, deciduous, the bracteoles none. Calyx 4- to 

 6-toothed. Corolla-tube long, slender, funnel-shaped, 6- or 6-lobed. An- 

 thers 5 or 6, sessile at the corolla-mouth. Ovary 2-celled; style exserted, 

 filiform; ovules numerous. Fruit of numerous 2-celled pyrenes combined in 

 a fleshy globose mass. (Greek "flesh" and "head," in allusion to the fleshy 

 globose fruit.) 



Species about 15, tropical Africa and Asia to Australia and Polynesia, 

 about 4 in the Philippines. / 



l.<8. orlentalls (L.) Merr.VS. cordatus Miq.). . Bancal (Tag., Vis., 

 Pamp.) . 



A glabrous tree 7 to 16 m high. Leaves elliptic to oblong-ovate, coria- 

 ceous, obtuse, base cordate or rounded, 11 to 25 cm long, the stipules green, 

 ovate to elliptic, 1.5 to 3 cm long. Heads terminal, peduncled, solitary, 

 4 to 6 cm in diameter, the flowers white. (Fl. Filip. pi. 51, Nauclea gia- 

 berrima.) 



Occasional in thickets, sometimes cultivated, fl. Sept.-May; widely dis- 

 tributed in the Philippines. India and Malaya to Australia. 



2. MITRAGYNA Korthals 



Shrubs or trees with large caducous stipules, the leaves prominently 

 nerved. Flowers in dense, globose, peduncled, axillary ,^nd terminal heads 

 which are sometimes panicled, each peduncle with 2 deformed leaves at 

 the top. Calyx-tubes short, confluent, the limb truncate or 5-toothed. Co- 

 rolla funnel-shaped, the tube slender, long, lobes 5, short, valvate. Stamens 

 6. Ovary 2-celled; style filiform; ovules numerous, imbricate on pendulous 

 placentae. Fruit of many, dry, dehiscent, many-seeded cocci, all in a globose 

 head. (Greek "miter" and "female.") 



Species about 10 in tropical Africa and Asia, 2 in the Philippines. 



1. M. rotundifolia (Roxb.) O. Kuntze (M. divetsifolia Havil.). Mambog 

 (Tag.). 



A shrub or small tree 2 to 8 m high, slightly-pubescent or nearly glabrous. 

 Leaves broadly ovate to elliptic-ovate, 5 to 12 cm long, obscurely and shortly 

 acuminate, the lower ones larger than the upper ones, often subcordate, the 

 nerves prominent, suboblique. Heads in spreading trichotomous panicles, 

 the middle one subsessile, the lateral ones peduncled, about 2 cm in diameter. 

 Flowers fragrant, white, soon turning yellowish. 



Occasional in thickets. La Loma, fl. June-Sept.; widely distributed 'in 

 Luzon. Chittagong to Burma. 



3. DENTELLA Forster ' 



A small, slender, prostrate, branched, annual herb with small opposite 

 leaves. Flowers small, white, axillary, sessile or short-pedicelled. Calyx- 

 tube globose, the limb tubular, persistent. Corolla funnel-shaped, hairy 

 inside, the lobes 5, 2- or 3-toothed. Stamens inserted in the middle of 

 the tube, the filaments short. Ovary 2-celled, ovules many in each cell. 

 Fruit a small, dry,", indehiscent, many-seeded capsule. (Diminuitive of the 

 Latin "tooth," from the toothed corolla-lobes.) 



A monotypic genus. 



