122 A FLORA OF: MANILA 
2. Stemless palms growing in brackish swamps, the fruits in very large, 
peduneled, globose ‘heads. Ae Seu S etree tcteeicee..sheas 2. Nipa 
2. Slender or stout, erect, unarmed palms. 
3. Inflorescence borne in the leaf-axils. 
4. Fruit very large, 15 to 30 cm in diameter............................ 6. Cocos 
4. Fruit small, not exceeding 5 cm in diameter. 
5. Lower leaflets spinescent; flowers in very dense heads..7. Elaeis 
5. Leaves very long; flowers on very long pendulous branches of 
the inflorescerice toi. a ee eee 8. Arenga 
3. Inflorescence borne below the sheaths which are imbricate, cylindric, 
and enclose the apical portion of the trunk. 
4. Large stout palms with thick swollen trunks, the inflorescence 
pendulous; fruit less than 1.5 em long........................ 9. Oreodoxa 
4, Slender palms with cylindric trunks. 
5. Flowers in groups of threes, one female between two males, 
the latter the larger! :ccciyis!). Zialodiok spe 10. Normanbya 
5. Female flowers at the base of the branches of the inflorescence, 
few, much larger than the males...............0..-.2.....-000+---- 11. Areca 
1. LIVISTONA R. Brown 
Tall palms with annulate trunks, the leaves fan-like, orbicular, flabel- 
lately plicate, split to the middle into slender, 2-fid lobes; petioles long, their 
margins spinous. Inflorescence in the leaf-axils, long-peduncled, loosely 
and narrowly panicled, elongated, pendulous in fruit; spathes many, small, 
tubular, sheathing. Flowers small, perfect. Sepals 3, imbricate. Corolla- 
lobes 3, valvate. Stamens 6, their filaments united in a ring. Ovary 
of 3 nearly free carpels. Fruit a small globose drupe. (In honor of P. 
Murray, Baron of Livistone.) 
Species about 20, tropical Asia, through Malaya to Australia, 6 or 7 
in the Philippines. 
1. L. rotundifolia Mart. Anahao (Tag.). 
A tall palm reaching a height of 15 to 20 m, the trunk straight, smooth, 
marked with close annular scars. Leaves crowded at the apex, their petioles 
long and armed on the sides with sharp hard teeth. Leaf-blades orbicular, 
plaited, base cordate, about 1 m in diameter, cleft into numerous 2.5 to 4 
cm wide segments, those in the middle about 20 cm long, toward the sides 
longer, all cleft at the apex into 2, lanceolate, acuminate, 3 to 5 cm long 
lobes. Inflorescence axillary, pendulous, up to 1.5 m long, composed of 
sheathing partial spathes and spreading branches. Flowers small, sessile, 
numerous, about 2 mm long. Fruit globose, somewhat fleshy, yellowish, 
about 1.5 cm in diameter. 
Occasionally cultivated for ornamental purposes; of local occurrence in 
the Philippines. Celebes; cultivated in other tropical countries. 
Several other species of this genus are cultivated in Manila, but no 
mature specimens of them have been observed. 
2. CORYPHA Linnaeus 
Tall, stout, unarmed palms, dying after once flowering and fruiting. 
Leaves very large, fan-like, suborbicular, with many narrow lobes, the 
petioles long, stout, spiny on the margins. Inflorescence very large, ter- 
minal, erect, branched. Flowers small, perfect, spicately arranged on 
the ultimate branchlets in groups of threes. Calyx cupular, 8-fid. Petals 
