784 DICOTYLEDONEÆ. CAYAPONIA , 
Mus. Par.); prope Montevideo (Sello in herb. Berol. ; Gibert n. 165in 
herb. Kew.). 
** Monoica. 
47. €. gracillima; foliis longule petiolatis, utrinque leviter pu- 
bescentibus, ovato-cordiformibus, basi leviter emarginatis, usque ad 
medium trilobatis vel subintegris; cirrhis gracillibus, 2-3-fidis ; flori- 
bus parvulis, in racemos androgynos paucifloros foliis breviores diges- 
tis, pedicellis bracteolatis; calyce leviter pubescente; staminum fila- 
mentis glabris, ad basim non dilatatis. — Trianosperma gracillima 
Cogn. in Mart. 1l. c. p. 91. 
Caulis gracillimus, striatus, leviter villosus. Petiolus striatus, villo- 
sus, 3-5 cent. longus. Folia supra læte viridia, subtus pallidiora, 6-15 
cent. longa, 5-12 cent. lata, lobis triangularibus, minute remoteque 
denticulatis, lateralibus brevibus obtusis vel acutis, terminale majore 
acuto; nervi tenues, non prominentes, duo laterales basilares bifur- 
cati, a margine limbi 1-2 mill. distantes; sinus basilaris subrectangu- 
laris, 2-3 cent. latus, '/,-2 cent. profundus. Cirrhi elongati, striati, 
leviter pubescentes. Pedunculus communis racemorum gracilis, stria- 
tus, leviter villosus, 2-6 cent. longus; pedicelli divaricati vel refractl, 
filiformes, villosi, 4-7 mill. longi, interdum ramosi; bracteolæ subu- 
latæ, villosæ, 1-3 mill. longæ. Calycis tubus florum masculorum pal 
lide viridis, late campanulatus, basi subacutus, 10-nervius, 5-6 mill. 
longus, ad apicem 7-8 mill. latus; dentes triangulares, erecto-patuli, 
1-nervii, '/, mill. longi et lati. Corolla albescens, breviter pubescens 
precipue intus, 12-14 mill. latus, segmentis ovato-oblongis, patulis 
vel reflexis. Stamina prope basim tubi calycis inserta, filamentis fili- 
formibus, quam antheræ 2-3-plo longioribus; antherz parvi, cohæ- 
rentes. Pistillodium parvum, glanduliforme, subtrilobatum. Flore 
feminei quam masculi minores et graciliores. Staminodia mine 
linearia. Ovarium ovoideum, apice attenuatum, leviter pubescens VE 
subglabrum, 2-3 mill. longum, 1*/, mill. crassum; stylus gracilis 
rectus, 3 mill. longus; discus basilaris magnus. Fructus ignotus. 
In prov. Minas Geraes ad Lagoa Santa (Warming in herb. SU/:. 
48. C. Tibiricæ; foliis longe petiolatis, utrinque breviter villoso" 
hirsutis et plus minusve scabris, basi paulo profunde emarginatis, 
sæpius palmato-3-5-7-lobatis; cirrhis robustissimis, 3-5-fidis ; forie 
parvulis, in paniculas androgynas multifloras non foliatas, foliis m 
giores digestis, pedicellis sæpe bracteolatis ; calyce leviter villoso ; 3 
