(391) 
Acacia nudiflora Willd. 
ow ground near mangrove swamps: Porto Rico, Culebra, St. Thomas. 
Acacia riparia H. B. K. 
Thickets: Porto a Culebra, St. Thomas, St. Croix. 
Acacia atlases 
Form eihiclets St. ae St. Croix. 
Vachellia eee (L.) Wight & Arn. 
Roa s: Porto ae St. Thomas, St. Croix. 
Leucaena ee (L.) B 
Hillside thickets: ie Rico, St. Thomas, St. Croix. 
Mimosa pudica L 
A common weed: Porto Rico, St. Thomas, St. Croix. 
Mimosa Ceraton 
Hillside es Porto Rico, St. Thomas, St. Croix. 
Acuan virgatum (L.) Medic 
Roadsides, thickets aud hillsides: Porto Rico, St. Thomas, St. Croix. 
CAESALPINIACEAE 
Stahlia pu ai (Tul.) ee ae 
mp low ground: Porto 
eee Courbaril L 
Fields: Porto Rico, St. Thomas, St. Croix. 
Tamarindus indica 
hickets: Porto a St. Thomas, St. Croix. 
Bauhinia monandra 
Thickets: Porto Rico, St. Thomas, St. Croix. 
Cassia Fistula 
Fields: Pons Rico, St. Croix. 
Cassia bicapsularis L. 
Waste places: Porto Rico, Culebra, St. Thomas, St. Croix. 
Cassia occidentalis 
ickets: Porto ‘Ried: St. Thomas, St. Croix. 
Cassia Tora 
Dry hileepes Porto Rico, St. Thomas, St. Croix. 
Cassia alata L. 
Wet thickets: Porto Rico, Culebra, St. Croix. 
Chamaecrista Swartzii (Wickstr.) Britton. 
On rocks, cliffs or low ground: Porto Rico, Culebra, St. Thomas, St. Croix. 
Chamaecrista Chamaecrista (L.) Britton 
n sand: Porto Rico, St. Croix. 
Chamaecrista Aeschynomene (DC.) Greene. 
Hillsides: Porto Rico. 
alate peli (Spreng.) a 
Limestone thickets: Porto Ric 
Pea ae L. 
Roadsides and thickets: Porto Rico, St. Thomas, St. Croix. 
Guilandina Crista (L.) Small 
Coastal thickets: Porto Rice: Culebra, St. Thomas, St. Croix. 
