229 



Descr, Rami cylindrici, laeves, fuscopurpurci, ut tota 

 planta fructifera glabri, iiiternodiis l^/a — 2-nuciaIiljus. Fo- 

 lia 2^/2 — 3^2'^ louga, 1" lata, basi obtnsa, siiperne sen- 

 sim attonuata et in aciimeu angustiim ipso apice obtiisiim pro- 

 ducta^ integerrima, penniiicrvia et subtus teticulata, submem- 

 brauacea, glaberriraa, siibcoiicolora, virenfia, petiolo 4"' 

 longo, nodo partiali, slipulis band coiispifiiis. Pauiciila am- 

 pla 4-pollicaris, axibiis inferue tricbotome i-amosis; pediccUi 

 plerique in umbellas qiiadrlfloras extiinas collccti, 4 — 6"' 

 lougi, teunes, glabri (I. glabrati?), basi bractea minnta snf- 

 fiilti, bracteolis sclaccis luinntis vix dimidiam lineam ab illa 

 remotis. Fiores uou exstant. Sepala ovata, obtiisa, glabra, 

 1 eglandiilosa, 1'^' longa. Tori processus basi sepala conjun- 

 jgens, dein pyraiuidatiis brcvis acntus. Samarae 3_, 2, (sae- 

 ( piiis 2, nnde nomen) glabrae, 6 — 8''^ longae, 3''' latae, 

 flavidae; pericarpium fuscura, trigonura, lateribus stratis di- 

 ■ stinctis convexum, dorso in alam trausieus, vallccula subniil- 

 la, piano ventrali subrotuudo, stigniate lineari trnncato ; alae 

 patentls margo inferior crassior apice adsccndens, snperior 

 arcuatiis; epicarpinm cnm ala conflunm lignosnm, mesocar- 

 pium atrnm membranaceiun , endocarpium lignosnm pallidum 

 intus nitidnm locuhira triangulärem 2'" altum et latum fovens. 

 Seraina obesa erant. 



Obs. Exstat alia species in hörbar. AVIlld. 8845. no- 

 mine Bau. snl)erosae inscripta, qnae intcr lianc et H. nervo- 

 sam Juss. (1. c. p. 26.) media esse ridetur. Ejus diagnosis 

 haec est: 



II, snbcrosa n. foliis cllipticis ntrinque obtusiusculis 

 glabris lucidis coriaccis petiolatis, panitula terminal!, 

 pediceilis fcrrugineo- toraentosis, sopalis sericcis cglan- 

 dulosis. — Habitat pr. Para: a Sieber lecta et a Com. 

 de Hofmaunsegg commnnicata. — Folia 2'" longa, 1" 



