Zanthoxylum martinicense (Lam.) DC.

Zanthoxylum martinicense (Lam.) DC
Santa Marta Hills, San German, surrounding
InterAmerican Univ. of P.R. Small tree ca
40 it. ’high edge of forest behind faculty
houses. Trunk covered with pyramidal wood
projections tipped with spines and branches
spiny. DBH ca. 6 inches. Spines underside
midrib and rachis slightly reddish
william r. stimson no.	16 ^une ^-965