582 SUR L.ES SIMAROUBEES. 



Genus II. Dictyoloma, DC. in Ad. deJuss. Mem. Rut. p. 116. 

 Benjaminia, Fl. Flum. vol. 2, tab. 139. 



Flores abortu diclines (an polygami ?). Calyx minutus, 5-par- 

 titus. Petala 5, anguste oblonga, basi lata, sestivatione mar- 

 ginibus leviter imbricata, apice acuto vel in appendicem 

 linearem producto introflexa. Masc. Stamina 5, petalis 

 alterna. Filamenta subulata, intus ad basim squamula 

 bifida adnata appendiculata. Ovarii rudimentum gyno- 

 phoro brevi impositum. Hermaph. Stamina maris (in 

 foemin. pollinis defectu imperfecta). Ovaria 5, gynophoro 

 brevi imposita, in sinu umbilicata, distincta ; stylis 

 totidem supra basim in unum connatis. Stigma 5-lc~ 

 bum. Carpella ad angulum internum 4-5 ovulata ; ovulis 

 4 superioribus collateraliter geminatis, funiculis longius- 

 culis sustensis, infimo sterili, minuto. Capsulse 5, dis- 

 tinctse, compressas, introrsum bivalves, 3-4-spermee. Se- 

 mina late reniformia, compressa. Integumentum dorso 

 in alas duas eleganter radiatim retieulatas expansum. 

 Embryo intra laminam albuminis tenuem arcuatus, tere- 

 tiusculus ; radicula supera. 



Arbusculae Americse meridionalis tropicae, foliis alternis, ex- 

 stipulatis, alterne bipinnatis, pinnis secundariis propter 

 rachin primariam, foliolis propter pinnas gradatim a basi 

 versus apicem evolutis ; foliolis saepius alternis, basi in- 

 aequalibus, margine revoluto subintegerrimo, glandulis re- 

 sinosis, semipellucidis, consperso; paniculee terminalis ? 

 vastae, ramis extremis cymosis ; floribus inconspicuis, sicut 

 folia et inflorescentia, plus minus cinereo-pubescentibus. 



Sp. 1. Dictyoloma incanescens, DC. prod. 2, p. 89. 



D. Vandellianum, Ad. Juss. Mem. Rut. 116, 164, tab. 24; 

 fide Aug. St. Hil. et Tulasn, in ann. des sc. nat. nouv. 

 seV. vol. 17, p. 139. 



Benjaminia alata ? Fl. Flum. vol. 2, tab. 139. 



D. foliolis oblongis, utrinque acuminatis, integerrimis, supra 

 glabris, subtus pube adpressima tenuissima, plumbeo-ca- 



