360 
MERRILL. 
Twelve of the seventeen species below enumerated from the Philip- 
pines, are endemic in the Archipelago, while one, Garcinia mangostcma 
Linn., is undoubtedly an importation from western Malaya. Five species 
are described as new and four are credited to the Philippines for the 
first time. 
KEY TO THE SPECIES. 
Flowers 5-merous (Xanthochymus) . 
Inflorescence terminal, cymose 1. G. vidalii 
Inflorescence axillary, fasciculate. 
Leaves broad and rounded at the apex; flowers subsessile ... 2. G. subelliptica 
Leaves more or less acuminate at the apex. 
Rudimentary ovary in the male flowers none; staminal phalanges free; 
flowers long-pedicelled 3. G. dulcis 
Rudimentary ovary present in the male flowers, the staminal phalanges con- 
nate with it; flowers sessile or very shortly pedicellate. 
4. G. moselleyana 
Flowers 4-merous (Eugarcinia) . 
Stamens of the male flowers many, occupying both sides of four pedicel led 
phalanges ; anthers sessile, 2-celled, dehiscing longitudinally. 
Flowers in short axillary cymes 5. G. luzoniensis 
Flowers in axillary fascicles. 
Leaves short- rostrate ; nerves very numerous, slender, spreading, distinct. 
6. G. eugeniaefolia 
Leaves acuminate, not rostrate; nerves obscure, distant, ascending. 
7. G. dives 
Stamens of the male flower in a 4-lobed mass surrounding the rudimentary 
ovary. 
Rudimentary ovary sessile; flowers large; fruit dark-purple, edible. The 
mangosteen 8. G. mangostana 
Rudimentary ovary more or less peduncled ; flowers medium ; fruit green or 
yellowish 9. G. benthami 
Stamens of the male flower many, in a single unlobed mass; anthers 2-celled, 
dehiscing longitudinally. 
Rudimentary ovary wanting in the male flower 10. G. cumingiana 
Rudimentary ovary present. 
Some flowers with petaloid staminodes 11. G. calleryi 
Flowers without staminodes 12. G. venulosa. 
Stamens 4 to 14; anthers dehiscing longitudinally; rudimentary ovary none. 
Lateral nerves about 40 on each side of the midrib, dense; stamens 4. 
13. G. tetrandra 
Lateral nerves 10 to 20 on each side of the midrib, rarely more, distant. 
Lateral nerves about 12; stamens 4 14. G. rubra 
Lateral nerves about 20; stamens 8 to 14 15. G. binucao 
Stamens many, united into a globose mass; dehiscence of the anther-cells 
circumscissile; rudimentary ovary none. 
Anther-cells peltate 16. G. mindanaensis 
Anther-cells not peltate 17. G. lateriflora 
1. Garcinia vidalii sp. nov. § Xanthochymus. 
Garcinia ovalifolia Vidal Sinopsis Atlas (1883) t. 11, f. A, non Hook. f. & Th. 
Garcinia sp. Vidal Rev. PI. Vase. Filip. (1886) 53. 
