EXPLANATION OF PLATES XIX—XXIV. 
Plate XIX. Fig. 4. The Island of Krakatau viewed from the S. E.: in the fore- 
akin casuarine-trees uprooted by the sea, further back the fringe of 
arines — over with Ipomoea denticulata Choisy and before them the 
Varringtinin nia . In the ernst the Rakata-cone covered with wild forest. 
. Oct. 6th i919. Dr. Dr. H. J. Lau 
2 9... Fig. 2 Island of Kraka as were In the foreground to the left Casuary- . 
i trees; higher up ‘Barringtonia-formation; behind this to ne right a grassy 
wilderness with isolated clusters of trees, advancing right to the sea. Also- 
ae the peak of Rakata with the shadows of clouds. Oct. 6th 1919. ae H. J. Lam fee. 
- Plate XX. Verlaten Kiland. Casuary-forest; to the right the trailing plant 
- - Ipomoea momar Choisy and on the recom young plants of Macaranga 
‘Tanarius L.; , Apr. 28th 4 
Plate XXL Verlatend Eiland. Young cocoa-nut palm, washed pe and 
Caprae L. and Canavallia lineale DC. Behind it on the ground Ischaemum 
 mutieem L. Background young casuarinae. Among these trees one Hibiscus 
tiliaceus L. visible to the left; to the right near the middle dead plants of 
ie ee Tanarius L. Auct. rt fee: Reale Wth 1919. 
: Plate XXII Pippo Eiland. The shore of the salt-water lake. In the foreground 
gae; | nd Cas uary-forest ; to the right three shrubs of Lumnit- — 
zera aon Wi illd. Auctor fec., April 28th 1919. : 
Ba Mgaitan: Eiland. ‘Western side seen from the Soa 8. 
serait layers. Auctor. fec.,, Apel sth 1919. 
of Verlaten Eiland. A high toff-wall eos up 
; > with an erosi’ sive ne in the middle. On the top Saccharum 
Pluchea indica Less. Auctor fec., April 
g 
