COOK AND COLLINS—ECONOMIC PLANTS OF PORTO RICLO. 255 
Sambucus canadensis. ELDERBERRY. SAUCcO. 
Family Caprifoliaceae; a shrub 3 to 4 meters high; cultivated in gardens, the 
fragrant flowers used as a sudorific. (Stahl, 6: 23. 
Samyda glabrata. Gta. 
Family Flacourtiaceae; a shrub 3 to 4 meters high; in mountains and waste 
places, preferring cool shades. (Stahl, 4: 84.) 
Samyda serrulata. 
Reported from Fajardo. 
San Bartolome. See Cordia sebestana. 
Sandbox tree. See Hura crepitans. 
Sandia. See Citrullus vulgaris. 
Sangre de doncella. See Byrsonima lucida. 
Sangrinaria. See Rhoeo discolor. 
Sansevieria sp. LENGUA DA VACA, 
Family Liliaceae; a species of this genus is found in various parts of the island, 
cultivated as an ornamental or escaped. No useis apparently made of this excel- 
lent fiber, which is said to be preeminently suited for sailmaking and as a cover- 
ing for submarine cables, as it resists the action of salt water to a remarkable 
extent. 
Santa Maria. See Eupatorium odoratum, E. polyodon, and Vernonia longifolia. 
Also Lantana involucrata, and Thespesia populned. 
Sapindus inaequalis. See Sapindus marginatus. 
Sapindus marginatus. JABONCILLO. 
Family Sapindaceae; this species is separated from S. saponaria by having the 
rachis of the leaves marginate and not winged; not known to Stahl. (Stahl, 2: 
160.) 
Sapindus saponaria. JABONCILLO. 
A tree 6 to 8 meters high, found wild only on the south coast. The fruit, called 
soapberries, yields a watery juice used as a substitute for soap. Common to the 
Antilles and tropical America. (Stahl, 2: 159.) 
Sapium sebiferum. TaLLow TREE. ARBOL DE LA CERA. 
A Chinese Euphorbiaceous tree, cultivated in Cuba under the names ‘‘ arbol del 
sebo,”’ ‘‘cera,’’ and ‘‘arbol de la cera;’’ reported from Porto Rico by Hill as 
Stillingia sebifera and erroneously confused with the bixa or achiote (Bixa 
orellana.) <A brittle wax, used for the manufacture of candles, is secured from 
a layer of oily matter covering the seeds. The Chinese are said to use the very 
hard wood for printing blocks and the leaves for preparing a black dye. 
Sapodilla. See Achras sapota. 
Sapota achras. See Achras sapota. 
Sapota sideroxylon. See Achras sapota. 
Sapote de costa. See Mimusops globosa. 
Sarbatana. See Synedrella nodiflora. 
Sarcomphalus laurinus. See Sarcomphalus retusus. 
Sarcomphalus reticulatus. 
Native names, ‘‘ espejuelo,’’ palo de hierro,”’ ‘‘ cacao rojo.’> A shrub or small 
tree, 5 to 8 meters high, of the family Rhamnaceae. Known from littoral forests 
along the south side of the island. (Urban, Symb. 1: 357.) 
Sarcomphalus retusus. 
Family Rhamnaceae. (Stahl, 4: 44, as Sarcomphalus laurinus.) 
Sarna de perro. See Casearia sylvestris. 
