Zalacca. ZALACCA. 71 
Leaflets straight, lanceolate, having 3 costa spinulous above. Seed 
irregularly globular. 
" 8. Z. secunda Griff—Upper Assam 
and Mishmee M*. 
B. SuBaenvs LerozaLacca.—Uvary and fruit clothed with appressed scales not produced 
into a rasping point. Male spadix as in Euzalacca. Female spadix 
having few female flowers in groups on short branchlets, solitary in the 
azillas of secondary spathels and not accompanied by neuter flowers. 
Fruit ovoid or obovoid, scales in 24— 26 vertical series. Male spadix 
having elongate branches, bearing short, tomentose, sessile 
spikes in the axillas of much longer spathes. 
9. Z. affinis Grit. Malay Peninsula, 
Sumatra. 
Male spadix with short spike-bearing branches; spikes glabrous- 
shortly  pedicellate in the axillas of  spathes shorter than 
themselves. Fruit  elongate-ellipsoid or ventricose-fusiform, 
l-seeded (always?); scales in 24 longitudinal series. 
10. Z. dubia Becc—Sunda Islands? 
Fruit similar to that of Z. affinis but with fewer and larger scales 
in 18—19 vertical series. 
11. Z. borneensis Becc—Borneo. 
C. Suseenus Exveropoxa.—Fruit clothed with appressed scales not having a prolonged 
tip. Female spadix with flowers in spikes, two at the axilla of every 
spathel, one of which is a female, or apparently hermaphrodite, and the 
other a neuter or a male, without rudiment of an ovary. Fruit normally 
monospermous. Seed discoid with an upper circular chalazal fovea. 
Embryo basal. Male spadix not known. S 
Leaflets straight. 
12. Z. conferta Grif.—Malay Penin- 
sula, Borneo, Bangka. AUS a 
Leaflets sigmoid. 
13. Z. Scortechinii Becc.—Malay 
Peninsula. 
Description oF Puate III. 
Fias. 1—5. Zalacca (Leiozalacca) affinis (Grdff—Fig. 1. Young female spikelet 
ending in a rudimentary flower, and with the fertile flowers just appearing outside 
their spathels.—Fig. 2. Isolated young female flower furnished with its bracts or 
spathellules.—Fig. 3. Female flowers during the anthesis enveloped by their spathels 
