766 DICOTYLEDONEÆ. CAYAPONIA, 
pedicelli filiformes, patuli, subglabri, 4-6 mill. longi, ad basim saepe 
bracteolati; bracteolæ glabræ, subulatæ, 1-2 mill. longs. Calycis 
tubus anguste campanulatus, ab apicem ad basim attenuatus, 4-5 mill. 
longus, 2 mill. latus; dentes erecto-patuli, subulati, l-nervii, 1-17, 
mill. longi. Corolla extus breviter papillosa, intus longius villosa, 
segmentis lineari-oblongis, 5-nerviis, patulis vel reflexis, 5-6 mill. 
longis, 1-1 Y/, mill. latis. Staminum filamenta filiformia, basi levissime 
dilatata villosaque cæterum glabra, 3-4 mill. longa; antheræ in capi- 
tulum 2-2 1/, mill. longum, Y/,-*/, mill. latum coherentes. Pistillodium 
parvum, lineari-oblongum, subintegrum. Ovarium parvum, glabrum, 
subglobosum. Fructus ignotus. 
In Brasilia ad Sebastianopolis prope Rio de Janeiro (Lhotzky n. 17 
in herb. DC., Vindob., Berol.). 
2. Stamina inclusa, prope basim vel raro ad medium tubi calycis inserta. 
Spec. 29-50. 
$ 1. Antherarum loculi ad apicem intus replicati. Spec. 29-31. 
29. €. Boykinii; foliis longe petiolatis, utrinque breviter pubes- 
centi-scabris, late cordatis, plus minusve 3-5-lobatis; cirrhis simplici- 
bus vel bifidis; calyce pubescente, dentibus elongatis, remotis ; stami- 
num filamentis quam antheræ liberæ subduplo longioribus; ovario 
tomentoso. — Bryonia Boykinii Torr. et Gr. ! Fl. N. Amer. 1, P- 540; 
Chapm. Fl. south Un. St. p. 148. — Trianosperma Boykinil Be 
Syn. fasc. 2, p. 45. — Arkezostis quinqueloba Raf. New Flora, 4. 
p. 100 (sec. Wats. Bibl. Index). — Boykinia trispora Nutt. herb. &* 
Arn. in Hook. Journ. of Bot. 3, p. 276. 
Rami graciles, sulcati, pubescentes. Petiolus gracilis, striatus, 
dense pubescenti-scaber, demum subglaber, 3-5 cent. longus. Folia 
supra intense viridia, subtus pallidiora, basi sinu lato satis profunde 
emarginata et prope petiolum leviter attenuata, 8-13 cent. longa p 
fere totidem lata; lobi margine minutissime remoteque denticulat 
interdum undulati vel sublobulati, medianus oblongo-lanceolatt 
breviter acuminatus, ad basim leviter constrictus, laterales breviore 
- ovato-triangulares, acuti; nervi tenues, subtus vix prominentes, ' E 
laterales basilares bifurcati imum sinum marginantes. Cirrhi graciles 
breves, leviter pubescentes. Flores parvuli, masculi et feminei CU" 
lares, 3-5-ni; pedicelli brevissimi, graciles, simplices. Calycis iae 
late campanulatus, ad basim acutus, 2 '/, mill. longus, 4 MI 
. latus: 
: iter 
dentes erecti, 2 mill. longi, */,-2/, mill. lati. Corolla extus levit 
