1889.] NATURAL SCIENCES OF PHILADELPHIA. 403 



Order LXXXIV. LAURINEAE. 



1. Persea gratissima, G. 



Alvocado Pear, Alligator Pear, Avocado Pear. Naturalized 

 from Mexico. Leaves used as a medicine. Balsamic, pectoral, vul- 

 nerary; seeds astringent. 



2. Persea Indica. 



Madeira wood. Naturalized from Africa. 



3. Nectandra sanguinea, Rottb. (Swains.) 



Yellow or Lowland Sweet-wood. Indigenous and West Indies. 



4. N. Willdenoviana. 



5. Cassyta Americana, Ns. 



Dodder Laurel. West Indies and South America. 



The fruit of Persea gratissima is well known and esteemed. Nec- 

 tandra furnishes good timber, as does P. Indica. The plants of this 

 order have tonic and stimulating properties. 



Order LXXXV. URTICEAE. 



1. Fleurya aestuans, Gaud. 



Nettle. West and East Indies. 



2. Pilea microphylla, Liebm. 

 Nettle. Jamaica and Cuba. 



These plants have no known properties. 



Order LXXXVI. MOEEAE. 



1. Brosimum Alicastrum, Sw. 



Bread-nut. West Indies and Mexico. Nut eatable when roasted. 

 Wood has fine grain like Mahogany. Nuts eaten by Macrotus 

 Waterhou-sii, American leaf-nosed bat. 



2. Artocarpus incisa, L. 



Bread-fruit, Naturalized from East Indies. Introduced into 

 Jamaica in 1793 after many unsuccessful attempts, by Capt. Win.. 

 Bligh. * 



* The bark is very tough and is beaten out into fine white cloth. 

 by the natives of Otaheite and other Islands of the Pacific. 



3. Ficus pertusa, L. 

 Fijr. Jamaica and West Indies. 



'.- 



4. F. trigonata, L. 



Wild Fig. Green Turtle Cay. 



* Vide Edwards' Hist. Brit. Col. in the W. I. vol. I. Preface to 2nd Edition : . 

 p. 30. 



