nicolsonia. LEGUMINOSAE. 525 



2. N. RADICANS Steudel 1. c. — Caule fruticuloso ramoso; ramis radicantibus cum 

 petiolis, pedicellis pedunculisque pilosis; stipulis lanceolatis acutis, slipellis mi~ 

 nimis; foliolis ovalis obtusis minutissime (decidue) mucronulalis, demum sub— 

 emarginatis, supra glabris, subtus sparsim adpresseque pilosis; racemis lermina- 

 libus, rarius etiam axillaribus; bracteis ovato-lanceolatis aculissimis; leguminibus 

 pilosulis. 2j. — Crescit in Surinam. 



6615. DESHODIUM DC. 



(DC. Prodr. II. 325. - Wlprs. Repert. bot. syst. I. 737. II. 890.) 



Sectio I. SCORPIDRDS Bth. Bot. of Belch. voy. of the Sulphur 83. 

 Legumen anguslum elongatum, maturum vix compressum aequilalum vel ad arli— 

 culationes levissime constrictum, articulis lalitudine mullo longioribus aequilaleris. 

 Sectio II. CHALARIDM Bth. 1. c. 

 Legumen elongatum compressum, inter articulationes ad utramque suturam valde 

 constriclum, articulis orbiculaiis vel ovatis aequilateris vel parum inaequilateris. 

 Sectio III. HETEROLOMA Rth. 1. c. 

 Legumen elongalum pluriarticulatum vel breviter 1-2-articulatum valde com- 

 pressum , sutura seminali continua , ad alteram suturam inter articulos valde con- 

 strictum, articulis semiorbicularibus, hinc rectis , illinc convexis. 

 Sectio IV. NEPHROMERIA Rth. 1. c. 84. 

 Legumen plano-compressum, sutura seminali subconlinua, ad suturam alte- 

 ram valde conslriclum, arliculis magnis reniformibus, saepius membranaceis, sulura 

 seminali cujusve arliculi inlrusa, altera valde convexa. 



1. D. (Chalarium?) PARVIFLORUM Mart. et Galeolti, Bullet. de Bruxelles X. II. 185. 

 — Caule herbaceo repente ramoso pilosulo; foliolis obovato-rolundatis adpresse 

 pilosis, sublus glaucescenlibus; racemis laxis elongatis subterminalibus; pedicellis 

 ternis; leguminibus linearibus canescenli-lomentosis, arliculis 6 oblongis. 2J, — 

 Crescil in arenosis maritimis prope Vera Cruz. 



2. D. (Chalarium) HIRSUTUM Mart. et Galeotli 1. c. 186. — Caule elato tereti rufo- 

 hirsutissimo; stipulis magnis oblique ovatis acuminatis nervoso-slriatis ciliatis; 

 petiolis longis fulvo-hirsutis; foliolis ovato-oblongis obtusis pilosulis dense rufo- 

 cilialis; stipulis elongatis lineari-subulatis; floribus Iaxe racemoso-paniculatis; 

 legumine glabriusculo. 2J. — Caulis 3-5-pedalis, panicula ampla laxa terminalis, 

 flores parvi violacei. — Crescit in sylvis prope Zacuapan et Mirador in Mexico. 



3. D. (Chalarium) NITIDUM Mart. et Galeotti 1. c. — Glaberrimum: caule lereti elato 

 laevigato subsimplici; stipulis oblique ovato-lanceolatis acuminalis subfalcatis 

 patentibus vel rellexis; slipellis subulatis; foliis ternatis, foliolis ovatis acuminalis 

 nilidis; panicula terminali laxa; leguminis stipitati articulis orbiculatis 5-6; llori— 

 bus violaceis longe pedicellatis patentibus subgeminis; bracteolis subulalis ternis 

 reflexis inaequalibus. 2J.? — Crescit in sylvis alpinis in Cordillera Mexicana Oaxaca 

 prope Yaveziam el alibi. 



4. D. (Chalarium) SYLVATICUM Bth. Plant. Hartweg. p. 116. no. 650. — Annuum 

 erectum, pube subbamosa canescens, basi glabratum: stipulis lanceolato-subulatis 

 recurvo-patentibus deciduis; foliolis lale ovatis subrhombeisve aculis, ulrinque 

 adpresse pubescentibus; panicula laxa gracili ; floribus minimis; calycis quadrifidi 

 laciniis tubo aequilongis; legumine moniliformi lorluoso uncinato-hirlo. © — 

 Affine D. torluoso, D. spirali et D. lenello, at ab omnibus dislinclum videtur. 

 Caules tenues sulcati (bipedales?). Stipulae 2-3 lin. longae, membranaceae slria- 

 tac pilosae. Stipellae consimiles minores. Foliola majora bipollicaria, sesqui- 

 pollicem lata, basi rotundata, pilis sparsis adprcssis in pagina superiore n ue— 

 rosis, in inferiore raris, ad marginem densioribus adspersa, lateralia terminali 

 breviora. Peliolus communis 1—2 poll. longus, petioluli vix lineares. Folia floralia 



