IX, C, 5 Gates: Pioneer Vegetation of Taal Volcano 427 
CELASTRACEAE | 
Celastrus paniculata Willd. 7397, 7420, 7468. Vine on trees and shrubs 
on the crests of ridges; not frequent. 
VITACEAE 
Cissus trifolia (L.) K. Sch. 6807. Vine in parang. 
Cissus repens Lam. 6872. Vine in parang. 
Tetrastigma harmandii Planch. 7381. A vine in the parang; rare. 
ELAEOCARPACEAE 
Muntingia calabura L. 6740, 7840. Seedlings on the strand and trees in 
the parang on the slopes of Mount Ragatan. 
TILIACEAE 
Triumfetta bartramia L. 6739, 7358. Weed in the parang and on the 
strand. 
MALVACEAE 
Sida acuta Burm. Seedling in a Phragmites marsh. 
Sida cordifolia L.: 6833. A weed on an adjacent island. 
Sida rhombifolia L. 6777, 7353. Weed in the parang, local. 
BOMBACACEAE 
Ceiba pentandra (L.) Gaertn. 7387. A few trees in the parang near 
Pirapiraso. 
STERCULIACEAE 
Sterculia foetida L. 6803. Small to fair-sized trees on the outer sides 
of Mounts Binintiang Malaki and Pirapiraso. 
Waltheria americana L. 6709, 6725, 7484. Weed in the grassland and 
parang. 
HYPERICACEAE 
Cratoxylon blancoi Bl. 6728, 7399. Tree, sprouting from buried stumps, 
local in the northwestern parts. 
FLACOURTIACEAE 
Casearia cinerea Turcz. 6714, 6830, 6848, 6858, 6888, 7342, 7407. Small 
tree; fairly abundant in the parang on sides of ridges. 
CARICACEAE 
Carica papaya L. 6845. A few scattered plants in ravines in northern 
parts of the island in the vicinity of former towns. 
THYMELEACEAE 
Phaleria cumingiana F.-Vill. 7892. A vine in a parang thicket; infre- 
quent. 
ELAEAGNACEAE 
Elaeagnus philippensis Perr. 6828. Vine in parang; infrequent. 
