Monographie der Gattung Stylosanthes. 2 7 



16. Stylosanthes montevidensis Vog. 

 Caule erecto v. suberecto, tenui, gracili, virgato, simplici v. 

 parce raraoso subglabro v. longe hispido-setoso; foliis paucis, spar- 

 sis; foliolis anguste lanceolatis v. linearibus, subtus elevato-nervosis, 

 glabris v. parce setoso-hispidis; spicis in capitulis parvis terminalibus 

 globosis confertis; bracteis late ovatis; legumine uniarticulato, 

 reticulato-nervoso, longitudinaliter bicostato, hispido-pubescente, distinc- 

 te uncinato-rostrato. 



Stylosanthes montevidensis Vog. in Linnaea XU. p. 67. — Benth. in 

 Martii Fl. brasil. XV, 1. p. 92. — Grisebach, Symb. urgent, p. 106. 



Radix crassa, lignosa, raulticeps; caulis erectus v. suberectus, 10—50 cm 

 altus, tenuis, gracilis, simplex v. parce virgato-ramosus , longitudinaliter striatus, 

 nunc fere glaber, nunc pilis longis hispido-setosus. Stipulae striatae, glabrae v. 

 pilis raris subpatentibus hispido-setosae, vagina caulem arcte amplectente er. 10 — 12 

 mm longa, processibus subulatis, rigidis ad 5 mm longis; petioli pars libera er. 

 6 mm longa; folia pauca, remota, rhachide er. 1 mm longa; foliola sessilia, anguste 

 lanceolata v. linearia, utrinque acuta, mucronulata , er. 15 — 20 mm longa, 1,5 — 2 

 mm lata, subtus elevato-nervosa, glabra v. parce hispido-setosa. Spicae in capitulis 

 parvis, globosis, terminalibus, raro 10 mm superantibus conferta; bractea prima- 

 ria stipuliformis, lamina foliacea raro evoluta, late ovata, longe aristato-mucronata, 

 pubescens v. parce hispido-setosa, demum glabrescens; secundaria et pro- 

 phyllum integra, ciliata, bracteam primariam subaequantia. Flores brevissime 

 pedicellati, fiavi (t. Lorentz). Calycis tubus er. 3 mm lougus, prophyllo subaequi- 

 longus, dentibus ciliolatis. Legumen bracteis lougius, uniarticulatum; articulus 

 iuferior abortivus dense pubescenti-villosus ; superior ovoideus, apice acuminatus, 

 distinete uueinato-rostratus , manifeste reticulato-nervosus, utrinque longitudinaliter 

 bicostatus, hispido-pubescens, 4 — 5 mm longus, 2 — 3 mm latus. 



Hab. in Brasilia loco non indicato: Riedel! Paraguay: Cerro Peron pr. Pa- 

 raguary. Balansa n. 1502! Uruguay: pr. Montevideo: Gibert n. 1002! Selloiu n. 1704, 

 4327 ! Otto! in Argentinae provincia Entre-Riana pr. Concejxion: Lorentz n. 561, 562, 

 1602! — Flor et a m. Decemb. ad m. Jun. 



(V. s. in herb. Berol., Candoll., Gott., Monac., Petrop., Turic, Vindob.) 



Var. ? intermedia Vog. Adscendens v. subereeta , basi saepe 

 prostrata, lignosa, ramosa, hispido-setosa; foliolis oblongo-lanceolatis, 

 bene mucronatis, subtus crasse prominenti-nervosis , glabris v. par- 

 cissime hispidis; spicis parvis, subglobosis; bracteis hispido-setosis ; 

 legumine uniarticulato, reticulato-nervoso, utrinque nervis 2 magis 

 prominentibus longitudinaliter subcostato, apice brevissime sed di- 

 stinete recurvo-uncinato, glabro, apicem versus tuberculato-glanduloso. 



Stylosanthes montevidensis Vog. var. intermedia Vog. in Linnaea 

 XII. p. 67. 



Stylosanthes longiseta Micheli mss. in herb. Turic. nee in Gontr. a 

 la fi. du Paraguay. 



Radix crassa, lignosa, multieeps. Caulis basi adscendens v. suberectus, saepe 

 prostratu.s , liguosus, rainosus, altitudine 10 — 40 cm, striatus, linea e stipularum 



