COOK AND COLLINS—ECONOMIC PLANTS OF PORTO RICO. 259 
Turnera ulmifolia. Mari-Lopez. 
A much-branched, erect, woody shrub, 50 centimeters high, growing in the 
sand. (Stahl, 4:159.) 
Turpinia occidentalis. 
Family Staphyleaceae; a tree 3 to 5 meters high, occurring in waste places; 
flowers in summer. Secured by Sintenis from the vicinity of Adjuntas. (Stahl, 
A: 24.) 
Turpinia paniculata. AVISPILLO. 
A shrub 3 to 5 meters high; flowers insummer. The common name is reported 
by Bello. (Stahl, 4: 23.) 
Typha domingensis. CatT-TAIL. 
A familiar object in waste places is this West Indian cat-tail, different botan- 
ically from our northern species, but appearing quite the same in nature. 
Ucar. See Bucida buceras. 
Ucare. 
Given by Hill as a variation of *‘ ucar.’’ 
Ucare blanco. 
The wood is described as follows: 
Color, light ashy brown. Minute ducts very numerous, occurring singly and 
evenly diffused between the medullary rays. Medullary rays minute, very numer- 
ous, wavy, distinct. Wood fibers strongly interlaced. Remotely resembling 
fine-grained heartwood of American elm. (Hill and Sudworth.) 
Ucare negro. 
The wood is described as follows: 
Color, dark umber-brown. Conspicuous ducts occurring singly and evenly scat- 
tered between. the medullary rays; the latter minute, distinct. Wood fibers 
interlaced, but appearing to be straight-grained. Remotely resembles a very 
fine-grained black walnut. (Hill and Sudworth.) 
Una de gato. See Martynia diandra, Pisonia aculeata, and Pithecolobium 
unguis-cati. ; 
Uniola racemifiora. 
A grass from Salinas de Cabo Rojo. A species of Uniola, growing on the shores 
of the Gulf of California, having considerable economic importance as a cereal. 
Uragoga grosourdyana. See Psychotria pendula. 
Uragoga portoricensis. See note under Psychotria pendula. 
Urena lobata. CapbiILLo. 
Family Malvaceae; a shrubby annual 1 meter high; common to all parts of the 
island. (Stahl, 2: 79.) 
Urena sinuata. CADILLO PATA DE PERRO. 
A shrubby annual 1 meter high; found in all parts of the island. (Stahl, 2: 81.) 
Urera chlorocarpa. 
Family Urticaceae; a shrub from Adjuntas. 
Utricularia subulata. BLADDERWORT. GRASILLA. 
Family Pinguiculaceae; a delicate aquatic herb. (Stahl, 6: 256.) 
Urban has recently identified Utritularia gibba from Fajardo and U. spirandra 
from Manati. 
Uva. See Vitis vinifera. 
Uva del mar. See Coccolobis wifera. 
Uva de playa. 
No. 84, 
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