XII, C, 4 
Brown, Merrill and Yates: Volcano Island 
LOGANIACEAE 
239 
Buddleia asiatica Lour. Scattered on bluffs near the beach. 
Mitrasacme alsinoides R. Br.* Widely scattered among Saccharum at 
low altitudes; on the walls of canons and ravines. 
APOCYNACEAE 
Aganosma acuminata G. Don.* A few plants on slopes and in ravines 
near Pirapiraso. 
Alstonia macrophylla Wall.* Batino. Rare; only one or two young trees 
observed. 
Alstonia schoiaris (Linn.) R. Br. Ditd. Very widely scattered at the 
northern end of the island. 
Tabernaemontana pandacaqui Poir. Pandacdqui. Locally abundant in 
thickets and in ravines. 
Tabernaemontana subgiobosa Merr. Pandacdqui. More abundant and 
more generally distributed than the preceding species. 
Wrightia laniti (Blanco) Merr. Laniti. Widely distributed in ravines, 
thickets, and sometimes on open slopes, not abundant. 
ASCLEPIADACEAE 
Caiotropis gigantea R. Br.* Capol-capol. A few individuals at low alti- 
tudes ; rare. 
Gymnema pachygiossum Schltr. In thickets near the shore at the northern 
end of the island; locally common. 
Gymnema tingens W. & A.f (Parsonsia ? of Gates’s list.) “A small vine 
in the parang.” (Gates.) Not found in 1916-17. 
Streptocaulon baumii Dene. Common in thickets and widely distributed. 
Tylophora perrottetiana Dene.* In thickets along the northern coast; rare 
and widely scattered. 
CONVOLVULACEAE 
Calonyction album (Linn.) House.* In thickets at the northern end of the 
island, especially near the coast; ascending to the tops of the hills near 
Pirapiraso. 
Hewittia sublobata (Linn, f.) 0. Kuntze. Widely scattered at the north- 
ern end of the island at low altitudes; locally abundant. 
Ipomoea batatas (Linn.) Poir.f Camote. “A few vines near Pirapiraso.” 
(Gates.) Not seen in 1916-17. 
Ipomoea obscura (Linn.) Ker. Widely distributed on slopes at low alti- 
tudes; not abundant. 
Ipomoea pescaprae (Linn.) Roth. Lampdyong. In many places abundant 
on the beach; in some places* extending inland up slopes for consider- 
able distances. 
Ipomoea paniculata R. Br.* In thickets near the beach; widely scattered. 
Ipomoea pestigridis Linn. Widely scattered at low altitudes in Saccharum. 
Ipomoea reptans (Linn.) Poir.* Cancong. A single plant observed in 
damp soil near the beach. 
