206 PHILIPPINE PALMS 
Conspectus of the species. 
a’. Cymbospatha. Spadix, d and 9, contracted. Primary spathes cymbi- 
form, beaked, the outermost completely inclosing the inner ones. 
1. D. Margaritae var. palawanicus. 
a’. Piptospatha. Spadix, d and 9, elongated. Inner primary spathes 
gradually longer than the outermost. 
b’. Leaflets very inequidistant, ensiform, the largest 40 to 50 cm long, 
2.5 to 8 cm wide; fruit ovoid-ellipsoidal, 25 mm long, 16 to 17 mm 
thick,’ very shortly ‘pedicellates: 2:32) ot Ss ee 2. D. virescens. 
b’. Leaflets equidistant. 
c’. The mouths of the leaf-sheaths unarmed. 
d’. Leaflets lanceolate-ensiform, the largest 30 to 45 em long, 3 to 
3.5 em wide, the midrib only sparsely bristly below, smooth 
above or else minutely spinulous near the apex; fruit spherical, 
mammillate-beaked, 18 to 20 mm in diameter..... 3. D. ochrolepis. 
d’. Leaflets less than 3 cm wide, bristly on three to five nerves above. 
e. Leaflets 30 cm long, 15 to 16 mm wide (the largest), bristly 
on three nerves above, and on the midrib only underneath; 
the axis of the spadix and spikelets coated with a rusty- 
brown scurf; fruit carried on a pedicel 8 to 10 mm long, 
globose-ovoid, obtusely mammillate-beaked. 
4. D. urdanetanus. 
e’. Leaflets very narrowly lanceolate, 20 to 23 cm long, 14 to 18 
mm wide (the largest), bristly on three nerves above, and 
with a few long bristles on the midrib only underneath. 
Male flowers very long and slender (12 mm long). 
5. D. Loherianus. 
e’. Leaflets 30 cm long, 15 to 20 mm wide (the largest), bristly 
on five nerves above, but only on the midrib beneath, fruit 
12 to 17 mm long, 9 to 11 mm through, ovoid-ellipsoid, carried 
ona pedicel) 4 to-G6°mm jong... 2 6. D. pedicellaris. 
d’. Leaflets less than 3 cm wide, having the midrib alone spinulous, 
on only one or on both surfaces. 
e’. Leaflets 30 to 32 cm long, 2 to 2.5 em wide (the largest), 
having the midrib alone spinulous on both surfaces; axis of 
the spadix and spikelets densely coated with a copious brown 
felt; fruit ovoid-ellipsoid, blunt-mammillate, carried on a 
thick) >) toiGsmmisione-=pedicelie see ee 7. D. pannosus. 
e. Leaflets 30 to 40 cm long, 2 to 2.5 em wide (the largest), 
smooth or nearly so on the upper surface, underneath the 
midrib alone remotely spinulous; axial parts of the spadix and 
spikelets coated with adherent rusty-brown scurf; fruit 
globose and obtusely mammillate, 17 to 18 mm in diameter, 
with a few well-conformed scales, and carried on a pedicel 
LOS to.12: ann’ lone ee eae ok een nee cee 8. D. oligolepis. 
c. The mouths of the leaf-sheaths armed with erect spines, longer 
than those on the body. 
d’. Fruit large, over 2 cm in diameter; leaflets narrowly ensiform, 
40 to 42 ecm long, 13 to 15 mm broad (the largest), spinulous 
on three nerves above and bristly on the midrib alone beneath; 
fruit spherical, 20 to 24 mm in diameter.... 9. D. Clemensianus. 
d’.. Fruit less than 2 cm in diameter. 
