NOVA ADDENDA AD FLORAM PATAGÓNICA»! 143 



lyce ultra médium 5-fido, lobis latiuscule ovato-triangulari- 

 bus (2,5-3 mm long. et lat.)obtusiusculis, virescente, pulveru- 

 lento-araneoso; corolln late campanulata (8-10 mm long. et 

 diam.) obscure fusco- purpurea, extus iatusque pulverulento- 

 puberula, lobis latis obtusis minute mucronulatis ; stamini- 

 bus paulo sub medio tubo insertis, lilamentis tenuibus glabris, 

 antheris ovatis flavidis; stylo stamina aequante, terete ápice 

 modice incrassato-sligmatoso. Baccae irregulariter globosae 

 subglabrae(IO-12 mm diam. et alt.), calyce sat accreto pedicel- 

 loque parum elongato erecloque suffultae, locuIis3-6-spermis, 

 seminibus ovato-subreniformibus parum compressis (i mm 

 long. — 2,o mm lat. = 2 mm crass.) badiis minute denseque 

 punctato-foveolatis. 



394. Trechonetes leucotricha Speg.,n.sp. 



Diag. Rhizomate tenui, ramis elongalis repenlieffusis subcrassiu- 

 scuhs glabris, f'oliis relaxatis membranaceis vix camosulis am- 

 bitu anguste oblanceolatis ad rachin usque 4-7-partitis, rachi 

 anguste alala, laciniis latiuscule linearibus acutis saepius 

 grosse remoleque 1-3 pinnato-denlatis, dentibus minutissvme 

 mucronatis, glaberrimis vix ad hypophyllum secus costam pilis 

 nonnullis mollihus magnis adspersis, petiolis elongalis limbum 

 superantibus ; floribus ad axillas glomeratis, longiuscule tenui- 

 terque pedicellatis, cálice 5-partito, lobis acutis obtusis, corolla 

 late campanulata fusco-livida, lobis triangularibus acutis, 

 dorso pilis albis crispulis mollibus longis ornata; bacca globosa 

 fusco-albida, calyce parum accreto suffulla. 



Hab. In dunis aridissimis prope confluentian fluminum Limay 

 et Neuquen, Jan. 1898 (C. S.). 



Obs. Species cerle T. laciniatae Miers peraffinis, floribus tamen 

 glomeratis ovarioque glaberrimo recedens. Radix verticalis 

 alba (10-20 mm long. = 3-5 mm crass.) parum ramosa, ápice 

 mulliceps. Caules elongati prostrato-adscendentes (150-300 

 mm long. = 3-4 mm crass.) albo-virescentes glaberrimi pa- 

 rum ramosi, remote nodosi atque foliiferi. Folia arcuato-erec- 

 ta longissima (200-300 mm long.) limbis mernbranaceo-sub- 

 crassiusculis(50-120mm long. =1 5-30 mm lat.) pinnatipartitis, 

 lobis remotissimis i-7-jugis oppositis v. subalternis, linea- 

 ribus (10-20 mm long. = 1-3 mm lat.) acutis margine 

 supero saepius integris v. 1-dentato-angulatis, infero saepius 



