S60 Mr. Jackson's Account of Ormosia. 



lace ; their beautiful seeds, and particularly those of O. dasycarpa, 

 commonly called in the West Indies the bead-tree^ being worn as 

 necklaces by the ladies. 



The natural place of the genus appears to be in the vicinity 

 of Virgilia and Podali/ria ; but the affinities are far from strong, 

 and leave abundant room for intermediates on all sides ; and 

 from the unexplored tropical parts of America, many conter- 

 minal plants of the order are probably yet to be expected. 



ORMOSIA. 



Decandria Monogynia, Linn. 

 Legitm'moscE, Juss. 



Character Genericus. Calyx bilabiatus, labio superiore bilobo, 

 inferiore tripartito. Corolla papilionacea. Vexillum subro- 

 tundum, emarginatum, alis vix longius. Carina longitudine 

 alarum, dipetala. Filamenta libera, basin versus dilatata. Sty- 

 lus incurvus. Stigmata duo, unum supra alterum. Germen 

 subovatum, 5-6-spermum. Legumen lignosum, compressum, 

 bivalve, 1 — 3-spermum. 



Habitus. Arbores. Rami ferrugineo-villosi. Folia stipulata, 

 impari-pinnata. Stipulse a petiolis distinctse. Foliola ner- 

 vosa, integerrima, 4 — 6-juga. Flores terminales, paniculati, 

 caerulei vel purpurascentes. Legumina lata, lignosa. Semina 

 pauca, colorata, magna. 



1. Ormosia coccinea. 



Tab. XXV. 

 O. foliis impari-pinnatis, foliolis crassis subovalis, marginibus re- 

 volutis, utrinque nudis, 4 — 6-jugis ; leguminibus glabris, nitidis. 



Robinia 



