Nova genera et species V. 245 
et adpresse pilosis, pedicellis 2— 1,5 mm. longis; sepalis majoribus 
rhombeis 2 mm. longis; petalis albis; ovario glabro. 
Arbor. Rami vetustiores teretes einereo-brunescentes, hornotini in 
sicco plicato-striati, internodiis 0,5—1,5 em. longis. Folia nervis lateralibus 
utroque latere 4—6 subtus minus manifeste reticulato-anastomosantibus, 
margine anguste revoluta, subtus pallidiora et valde nitentia. Inflores- 
centiae cum pedunculo 10—15 mm. longae; bracteae infimae triangulari- 
lanceolatae, vix 1 mm. longae, superiores sublineares, omnes mox deciduae. 
Sepala medio dorso minute et adpresse pilosula, margine brevissime ciliata, 
minora ovata 1,5 mm. longa. Petala minute et adpresse pilosula; carina 
3 mm. longa, anguste obovata, ad basin sensim angustata non stipitata, hoc 
loco non incrassata, medio sub-5-nervis, Stylus ovario subduplo longior. 
Hab. in Sto. Domingo australi prov. Barahona in cacumine 
Noche Buena 1800 m. alt., m. Sept. flor.: Fuertes n. 1065. 
Obs. Altera Hispaniolae species: B. domingensis DC. foliis vix 2 mm. 
longe petiolatis, obovatis v. obovato-oblongis supra medium latissimis, nervo 
medio supra impresso, lateralibus supra non v. vix conspicuis, setulis bre- 
vibus supra scabridis, inflorescentiis sessilibus v. subsessilibus subumbellatis, 
sepalis longioribus ovatis 1,3 mm. longis, carina forma paullo aliena inferne 
incrassata, medio 7- nervi, ovario breviter et dense piloso abunde discrepat. 
Euphorbiaceae. 
Andrachne Brittonii Urb. fruticulus monoecus, nanus, praeter 
axillas foliorum glaber, ramis spinescentibus; stipulis ovalibus v. trian- 
gulari-ovalibus obtusis carnosis, vix 0,5 mm. longis, deeiduis; foliis in 
axillis pilos breves obscure bruneos gerentibus, 0,5— 1,5 mm. longe 
petiolatis, „plicatis, explanatis breviter orbicularibus v. transversim 
breviter ovalibus, basi truncatis v. paullo in petiolum protractis, antice 
truncatis v. levissime et late emarginatis, 1—2 mm. longis, 1,5—3 mm. 
latis, margine integris, carnosulis, enervibus; floribus ad axillas folio- 
rum solitariis, 1,5—2 mm. longe pedicellatis; sepalis 5 liberis ovatis 
v. obovatis; glandulis utriusque sexus 5 inter sese liberis planis car- 
nosis breviter obtriangularibus v. triangularibus horizontalibus; fila- 
mentis basi in columnam perbrevem connatis, caeterum inter sese 
liberis; ovarii rudimentis in flor. mase. bilobis. 
Fruticulus 3—6 cm. altus ramosissimus. Caules vetustiores cor- 
tice crasso pallescente sulcato obtecti, valde ramosi; rami teretes rubes- 
cenfes, apice sensim attenuati v. spinescentes. Folia spiraliter alterna, 
Solitaria v. ad axillas in ramulis non evolutis conferta, in statu plicato 
semiorbicularia v. suprasemilunaria, glaucescentia. Flores caerulescentes 
masculi: Alabastra convexa. Sepala in aestivatione quincuncialiter sibi 
imbricata, sub anthesi horizontaliter patentia, obovata v. subanguste obovata, 
1,5 mm. longa, margine irregulariter denticulata, luce permeante trinervia, 
erassiuscule membranacea. Petala lanceolato-linearia v. anguste lanceo- 
lata, vix 1 mm. longa, margine subintegra, horizontaliter patentia.. Glan- 
