208 ANNALS OF THE ROYAL BOTANIC GARDEN, CALCUTTA. 
* Gen. 8.—Zalacella.—Small, tufted. Spadix slender, 
rigid. Spathes tubular, closely sheathing. Female 
flowers spicate, closely packed, arranged in six series 
on a cylindraceous axis. The flowers are apparently 
3-nate but only the centre one fertile. Fruit very small, 
calamoid. Imperfectly known and of a _ somewhat 
uncertain position. Cochin- China. Sp. 1. 
Gen. 9.—Zalacea.—Tulted, almost  stemless. Spadices 
very different in the two sexes. Male flowers in pairs 
at each spathel. Female flower considerably larger 
than the male ones; ovary 3-locular. Fruit large, 
mostly 3-spermous, but at times monospermous. Seeds 
large with homogeneous albumen. Eastern India, Siam, 
Malay Archipelago, Philippines. Sp. 13. 
Gen. 10.—Pigafetta.—Arboreous ; spadices composed of 
very many slender spikes, not much dissimilar in the 
two sexes. Male flowers very small, geminate, protected 
i | by extremely minute bracteoles. Female flowers small, 
| / nestling in the wool of some  bracteoles ; ovary 
unilocular. with three ovules. | Fruit very small 
monospermous, calamoid. Seed with equable albumen. 
Eastern Malay Archipelago, Indo-China, and Papuan 
Islands. Sp. 1. 
++ MOoNOECIOUS AND ARBOREOUS PALMS. 
Susrrise IIT.—RarHiEAE.— Ultimate divisions of the spadix consisting 
of spiciform flower-bearing branchlets, bearing at every spathel 
in their lower part solitary female flowers, and upwards. male 
flowers only ; the latter dissimilar from the female. Fruit 
large, Monospermous. Seed ruminate. 
Gen. 11.—Raphia.—Tropical Africa and Madagasenr One 
in littoral equatorial America. Sp. 2 
Sustrise IV.—-MerRroxyLEAE.—Ultimate divisions of the spadix con- 
ES sisting in spike-bearing branches,  Spikes amentiform, bearing 
at every spathel two flowers. externally equal, one of whieh, 
however, is a male and the other a female, the latter opening 
after the fall o? all the males. Fruit globular, normally monos- 
permous. Seed globose, having a very large and deep chalazal 
fovea in its upper part, homogeneous albumen and a basal 
i embryo. 
/ 
Gen. iz Metro vias. luo Islands, Philippines 
. Papuasia and Polynesia. Sp. 9 
ASSI Zalacella Becc. was proposed for Calamus Harman di Pierre and a description of that palm was 
given Fs Ann. Roy. Bot. Gard, Calc., xi, 496, accompanied by t. 229 copista ine type specimen. [Editor.] 
