Ex herbario Hassleriano: Novitates paraguarienses. IV. 35 
Inflorescentia axillaris et terminalis, inflorescentiae axillares fasci- 
culatae “—8-florae, saepe ramulo accessorio, apice plurifloro 5—10 mm 
longo comitatae, terminalis, spicam interruptam e fasciculis vel racemulis 
plurifloris compositam, efformans, fasciculi internodiis vulgo 15 mm longis 
separati; peduneuli 0,5—1,5 mm longi, prope basin aut folio caulinis si- 
mili sed minore aucti, aut bracteis stipuliformibus praediti; calyx pyra- 
midatus, plicato angulatus, ad !/, in lobos acute triangulares divisus, 
6 mm altus, extus pilis crispulis multi-cellularibus puberulus in nervis et 
ad margines loborum pilis simplicibus albis ad 2 mm longis patentibus 
hirsutus, intus margine pilosula excepta, glaber; petala obovato-cuneata 
leviter inaequilatera, 4,5 mm longa et 3,5—4 mm lata, glabra, apice ro- 
tundata, basi cuneato-contracta, flava; tubus stamineus 2,5 mm altus, 
1 mm alte coalitus. extus pilis hyalinis densiuscule hirsutulus; ovarium 
ovato-conicum, minutissime, praecipue apicem acutiusculum versus, pube- 
rulum, 5 lobum, 1,2 mm altum: styli fere ad basin liberi 3,» mm longi: 
stigmata eapitata glabra. 
Carpidia rotundato-trigona, matura einnamomea, chartacea, longius- 
eule corniculato-aristata, corniculis rectis aristiformibus 1.5 mm longis 
inclusis 4,5—5 mm alta, dorso rotundata, basin versus applanata, minute 
longitudinaliter striatula, medio et apicem versus minute verruculosa, 
lateribus ultra medium venuloso-reticulatis, apicem versus ut dorso verru- 
culosis, apice summo rima oblonga dehiscentes, in partibus verru- 
eulosis puberula, aristis pilis deorsum spectantibus hirsutulis, rima apicali 
pilis longioribus ciliata; semina trigono-rotundata, apice acuta, basi ovata, 
ubique minutissime puberula, apice longiuscule albo-barbellata, 1,8 mm 
alta et 1,2 mm lata. | 
Paraguay: Sierra de Amambay, ad ripas rivuli Estrella, flor. et 
fruct. mens. Mart.; Hassler no. 10294, leg. Rojas. 
Species nova S. tomentellae Miq. imprimis affinis, differt indumento 
triplici, colore peculiari caulis, ramorum et petiolorum, stipulis brevibus, 
calyce hirsuto, petalis brevioribus integris et imprimis carpidiorum forma 
et indumento, seminibus puberulis. 
80. Sida gracillima Hassler, nov. spec. 
Herba perennis, 1,5—2 m alta, subscandens, caulis flexuoso virgatus, 
ramis paucis virgatis basin versus praeditus, basi infima sublignescens. 
cortice laevi rimuloso isabellino obtectus, cc. 2 mm crassus, superne laete 
viridis glaber, apicem versus tantum pilis minimis stellatis sparsissimis, 
vix ope lentium conspicuis, puberulus; rami glabri apicem versus caulis 
more puberuli 5-20 em longi: folia spiraliter disposita, internodia 25— 
40 mm; stipulae anguste lineares acutae 5 - 6 mm longae, basi vix 0,5 mm 
latae, nervo mediano unico subtus crassiuscule prominente, percursae, 
glabrescentes; petiolus gracillimus filiformis, patenti-erectus, subteres, 
10—15 mm longus, basi leviter, apice manifeste incrassatus, glabrescens, 
apicem versus pilulis stellatis appressis minimis conspersus; lamina mem- 
branacea, concolor, laete viridis triangulari-lanceolato- vel ovali-oblonga, 
25/,, 55/15, 6%, mm basi breviter cordata, apice longiuscule acute acumi- 
3% 
