ARUM. 143 
appearance, the included part is laxly cellular, and by trans- 
mitted light, is not very much like embryonic tissue, the cavity 
of the nucleus is complete, then lined with irregular tissue; at 
the fundus is a loose mass of similar cellular tissue, a, adhe- 
rent, б, does not appear to be an independent body.] 
———— 
ARUM. 
1. Arum angulatum. 
Planta pusilla spithamza. Tuber the size of a marble, send- 
ing off roots from above. Petioli basi vaginantes, ceterum ca- 
naliculato-convexi. Fol. hastata oblonga, venis intro-margi- 
nalibus conspicuis. Spadix axillaris, petiolis brevior. Spatha, 
lamina lineari-petaloideo-membranacea, tortilis, digitatis, mar- 
cescens, basi convoluto, folia ovato-angulata. 
Spadicis apex sterilis subulatus perlongus spithamzus nu- 
tans. 
Stam. pauca bilocular. mucronata gibbosa congesta. 
Stamina sterilia decurva, bifida, alba, tunc corpora horizon- 
talia spathulata truncata alba apice viride-purpurea sanguinea, 
both distant. 
Ovarii basilarii congesti minuti. Stylus sub o. Stigma dis- 
coidea, l-locular. ovula 1, antitropa, ascendens, transversis ; 
or funicle rather long, curved downwards. Malacca: June 
2. Arum viviparum, Pl. CLXIV. Fig. II. 
A. Seed with its paleaceous envelopes. 
B. Ditto. Envelopes removed, the brown spots represent, 
their lacerated bases. 
C. Ditto long section. 1 tegument, 2 fleshy albumen, 3 lon- 
gitudinal and central darkish line, ceasing before it reaches the 
apex, 4 conoid cap cut through, 7. 7 outer cap detached, 8 
Embryo, 9 attachment of the inner cap; IO cap, the palea re- 
moved, 11 vertical view of Embryo, the caps removed. 
