854 DICOTYLEDONEÆ. CYCLANTHERA . 
cirrhis trifidis ; floribus masculis parvis, in racemos paucifloros petiolo 
æquantes digestis; calycis dentibus subulatis, brevibus, remotis. — 
Griseb. Symb. ad fl. Arg. p. 136 
Caulis gracilis elongatus, ramosus, angulatus, glaber, lævis. Petio- 
lus striatus, primum leviter villosus demum subglaber et scabriuscu- 
lus, 6-10 cent. longus. Folia supra læte viridia, sparse hirsuta, subtus 
pallidiora, dense breviterque villoso-scabra, apice acuta vel breviter 
acuminata, regulariter ovata vel interdum obscure 5-angulata, mar- 
gine sinuato-denticulata, 7-9 cent. longa, 6-8 cent. lata ; nervi tenues, 
supra primum dense breviterque hirtelli, subtus leviter prominentes. 
Cirrhi satis robusti, angulato-sulcati, elongati, subglabri, inferiores 
plerumque trifidi, superiores bifidi. Pedunculus communis masculus 
gracillimus, sulcatus, brevissime sparseque villosus, apice 10-20-florus, 
8-10 cent. longus; pedicelli capillares, leviter villosi, patuli, 4-6 mill. 
longi. Calycis tubus cupuliformis, leviter villosus, 10-striatus, 2-2 Ms 
mill. latus; dentes subulati, patuli, '/,-*/, mill. longi. Corolla albes- 
cens, segmentis ovato-oblongis, acutis vel subobtusis, utrinque bre- 
vissime sparseque glanduloso-papillosis, 3-sub-5-nerviis, 2-2 '/; mill. 
longis, 1*/,-1*/, mill. latis. Columna staminea. 1 mill. longa ; antheræ 
in capitulum subglobosum ?/, mill. crassum cohærentes, loculis longi- 
tudinaliter triplicatis. « Fructus ovoideus, aculeis moe armatus, 
1-1 */, cent. longus, aculeis sparsis, complanatis, */, cent. longis. > 
In prov. Tucuman, in fruticetis regionis subtropicæ prope Siambon 
et reg. Alni mont. Cuesta de Siambon (Lorentz in herb. Gotting. et 
Brux. ). 
36. €. Grisebachii; foliis basi profunde. emarginatis, sæpius 
usque ad medium 3-5-lobatis; cirrhis trifidis; floribus masculis par- 
vis, brevissime pedicellatis, in racemos multifloros foliis paulo bre- 
viores digestis; calycis tubo ad insertionem pedicelli subtus plano. 
dentibus subulatis, elongatis, remotis; antherarum capitulo disci- 
formi. 
Caulis robustus, on ramosus, angulato-suleatus, subglaber- 
Petiolus satis robustus, glaber vel brevissime pilosus, striatus, 5-8 cent. 
longus. Folia membranacea, ambitu late cordata, supra intense viri- 
dia, subtus paulo pallidiora, utrinque tenuiter punctata et scabrius- 
cula, 10-15 cent. longa, 12-18 cent. lata; lobis ovatis vel triangulari- 
bus, acutis vel breviter acuminatis, margine minutissime remoteque 
denticulatis, terminali longiore, ad basim interdum constricto; sinus 
basilaris subrectangularis, 2-3 cent. latus et profundus ; nervi tenues: 
