18 CONTRIBUTIONS 
£. stricla ; in pratis Dona Juana, prope Villa Rica, n. 1849. 
6. subescens; Assomption, Yagaron, in pratis et collibus incultis, n. 1519, 1519 a; 
Peribebuy, Caaguazu, in campis, n. 1524, 1524 a (forma varia, ad var. latifoliam 
quibusdam notis transiens). 
0. leptophylla ; in ripis arenosis Rio Paraguay prope Assomption, n. 1525 ; Luque, 
in collibus incultis, n. 1525 a. 
Ar. geogr. Species in regionibus calidioribus Americæ meridionalis a Mexico ad 
Brasiliam australem, Asiæ et Africæ late dispersa. 
ARACHIS Lino. 
À. PROSTRATA, Benth. FI. bras. 1. e., p. 87. 
3 In collibus incultis prope Villa Rica et Luque: Nov., Dec., n. 1526, 1526 a. 
Ar. geogr. In Brasilia passim. 
STYLOSANTHES Sw. 
ST. LONGISETA, n. sp. (Styposanthes), setosa, erecla, foliolis oblongis, nervis valde 
prominentibus ; capitulis fere sphæricis; bracteis membranaceis, omnibus foliolo lineari 
superatis ; stipite sterili minimo ; legumine dorso valde arcuato, fere glabro. 
Tabula nostra IV, B.; B. Ramus cum inflorescentia; 1, folium ; 2, bractea; 3, legu- 
men immaturum cum bracteolis et stipite sterili; 4, calyx; 5, legumen; 6, legumen 
longitudinaliter apertum. 
% Rhizoma ignotum; caulis erectus, lignosus, ramosus, altitudine ignota, ramulis 
cylindricis, pilis longis patentibus, luteis setoso-hispidis ; stipulæ petiolo adnatæ, vagi- 
nantes, superne lanceolato-acuminatæ, acutæ, 12 mill. longæ, dense setoso-hispidæ ; 
petioli pars libera brevissima vix 2 mill. longa; foliola oblongo-acuta, apice obtusa vel 
subacuta, nervo medio excurrente mucronata, basi sensim angustata, cuneata, nervis 
lateralibus ad marginem incrassatis marginata, utrinque setoso-hispida, pilis sparsis, 
2 ‘/,-3 cent. longa, 12-14 mill. lata; capitula terminalia, fere sphærica, foliis superio- 
ribus fulta ; bracteæ süpulæformes, cireà 15 mill. longæ, omnes foliolo lineari-lanceo- 
lato, seloso superatæ, ceterum membranaceæ, hyalinæ, ciliatæ ; stipes plumosus, mini- 
