449 
vel paulo areuatis, supra profundiuscule impressis, subtus valde prominen- 
tibus, valde ramuloso-reticulatis; vesiculae fuscae, 1—1'/2 em, longae. 
PANICULAE saepius circiter 1 dm. longae; pedunculus communis robustus, 
obseure tetragonus, atro-purpureus, densiuseule breviterque gianduloso- 
pilosus, inferne simplex, superne ramosissimus ; rami robustiusculi, breves, 
patuli; pedicelli graciles, recti, leviter glanduloso-pilosi, prope apicem 
articulati, 1—5 mm. longi, BRACTEAE fuscescentes, subenerviae, 1— 11/2 em. 
longae. CaLYx atro-fuscus, inferne leviter attenuatus, 7—8 mm. longus, 
apice 6—7 mm. latus. PETALA obovata, apice oblique retusa, utrinque 
glabra, subenervia, 6—7 mm. longa. 
valde compressa, 3—4 mm. longa; antherae flavescentes, subrectae, apice 
satis attenuatae, 7—8 mm. longae, 11/1—11/2 mm. crassae, connectivo po- 
stice supra basin minute calcarato. OVARIUM semiadhaerens, ovoideum, 
superne leviter attenuatum ; stylus purpureus, crassiusculus, leviter flexuo- 
sus, circiter 1 em. longus. Bacca ovoidea, fuscescens, teretiuscula, 11 ad 
12 mm. longa, 9—10 mm. crassa. Semina perfecta ignota. 
STAMINUM filamenta purpurea, crassa, 
Habitat prope S. Gabriel ad Rio Negro prov. do Alto Amazonas: 
Spruce n. 2414. Etiam in Venezuela prope S. Carlos ad Rio Negro: 
Spruce n. 3477. — Floret Junio— Julio. 
19. TOCOCA LONGISEPALA Coen. macrophylla aniso- 
phylla; ramis glabris laevibusque, superne alternatim hine et 
inde satis compressis inferne obtuse tetragonis; foliis saepius 
valde inaequalibus, breviter petiolatis, membranaceis vel sub- 
membranaceis, oblongis vel oblongo-lanceolatis, majoribus basi 
paulo attenuatis minoribus basi rotundatis, apice saepius lon- 
giuscule angusteque acuminatis, margine integerrimis vel levis- 
sime undulato-denticulatis et breviter vel breviuscule setuloso- 
ciliatis, quintuplinerviis, subtus ad nervos leviter furfuraceo- 
puberulis caeteris utrinque glabris, majoribus in lamina ipsa 
vesiciferis, minoribus vesicula destitutis; vesicis geminatis, 
majuseulis, oblongis, nervo separatis, utrinque glabris laevibus- 
que; paniculis majusculis, terminalibus, multifloris, ramis gla- 
bris vel vix furfuraceis, basi saepius ebracteatis, leviter dicho- 
tome ramulosis; floribus breviter vel brevissime pedicellatis, 
basi ebracteatis vel minutissime bibracteclatis; calyce levis- 
sime furfuraceo-puberulo, tubo anguste campanulato, limbo 
profunde 5-lobato, lobis anguste triangularibus acutis, denti- 
culis externis subulatis quam interiores multo longioribus tu- 
bum aequantibus; ovario triloculari, apice brevissime denseque 
piloso; stylo densiuscule breviterque piloso, stigmate peltato. 
Tabula nostra XCVI (habitus cum analysi). 
Rami robustiusculi, elongati, paulo ramulosi, superne atro-purpurei 
inferne fusci. PETIOLUS satis gracilis, leviter striatus, supra paulo canali- 
culatus et leviter ciliatus caeterum glaber vel vix puberulus, 1—2 em. 
longus. Folia patula vel erecto-patula, internodiis multo longiora, supra 
atro-viridia et nitidula, subtus satis pallidiora, majora 2—3 dm. longa, 
6—11 em. lata, minora 1—1'/2 dm. longa, 5—7 em. lata; nervis satis 
gracilibus, supra profundiuscule impressis, subtus valde prominentibus, 
mediano satis erassiore, exterioribus caeteris multo gracilioribus et leviter 
brevioribus; nervulis transversalibus gracilibus, paulo arcuatis, supra leviter 
impressis, subtus satis prominentibus, leviter ramuloso-reticulatis; vesiculae 
atro-virides, 2—3 cm. longae. PANICULAE 1—1'/2 dm. longae; pedunculus 
communis satis gracilis, obtuse tetragonus, glaber vel leviter furfuraceus, 
subrectus, usque ad basin satis ramosus; rami longiusculi, graciles, erecto- 
patuli, leviter dichotome ramulosi; pedicelli subfiliformes, leviter compressi, 
leviter furfuraceo-puberuli, apice articulati, 2—6 mm. longi. CaLyx fuscus, 
tubo inferne satis attenuato, 7 mm. longo, apice 5- 6 mm. lato, lobis 
erectis, 4 mm. longis; denticulis externis erecto-patulis, leviter flexuosis, 
7—8 mm. longis. PETALA rosea, patula, carnosula, obovato-oblonga, apice 
subrotundata, basi satis attenuata, leviter asymmetrica, utrinque glabra, 
4-5 mm. lata. 
circiter 1 em. longa, STAMINUM filamenta atro-purpurea, 
filiformia, leviter arcuata, 7—8 mm. longa; antherae flavae, postice fuscae, 
MELASTOMACEAE: TOCOCA. 
450 
paulo arcuatae, apice leviter attenuatae, 6 —7 mm. longae, 1*/2 mm. crassae, 
connectivo postice supra basin minutissime calcarato. OVARIUM fere usque 
ad apicem adhaerens, vertice truncatum; stylus atro-purpureus, subfilifor- 
mis, leviter areuatus, 15—17 mm. longus. Bacca ovoidea, calyce persistente 
inclusa, 10—12 mm. longa, 8—9 mm. crassa. Semina perfecta ignota. 
Habitat in vicinia Manáos prov. do Alto Amazonas: Spruce n. 1156 
in herb. Francav.; ad Ygarapé da Cachoeira grande prope Mandos: 
Schwacke III. n. 342 in herb. Gotting. (Glaziou n. 13831 in herb. Eichl.) ; 
prope Panuré ad. Rio Uaupès: Spruce n. 2446 in herb. Francav., Boiss., 
Deless., Hort. Petrop. et Kew. — Floret Octobri—Januario. 
20. TOCOCA CORONATA Bextm. macrophylla subiso- | 
phylla; ramis glabris laevibusque, superne alternatim hinc et 
inde leviter compressis inferne obscure tetragonis; foliis bre- 
viter petiolatis, rigidiusculis, oblongis vel ovato-oblongis, majo- 
ribus basi rotundatis vel vix attenuatis minoribus basi distincte 
cordatis, apice breviter vel breviuscule acuminatis, margine 
integerrimis et leviter ciliatis, quintuplinerviis, subtus ad ner- 
vos brevissime villosis caeteris utrinque glaberrimis laevibus- 
que, plerumque in lamina ipsa vesiciferis; vesicis geminatis, 
majusculis, ovatis, nervo separatis, utrinque glabris laevibus- 
que; paniculis majusculis, terminalibus, multifloris, ramis le- 
viter furfuraceo-puberulis demum glabris, ebracteatis, leviter 
dichotome ramosis; floribus breviter vel brevissime pedicellatis, 
basi minutissime bihracteolatis; calyce superne levissime fur- 
furaceo-puberulo inferne glabro, tubo anguste campanulato, 
limbo membranaceo, truncato vel obscure lobato, denticulis 
externis subulatis, brevissimis, limbo vix longioribus; ovario 
triloculari, apice brevissime glanduloso-piloso; stylo subsparse 
breviterque piloso, stigmate subpeltato. 
Tococa coronata Benth.! in Hook. Lond. Journ. of Bot. 
II. 303; Walp. Repert. II. 141; Triana, Mélast. 133. 
Tococa pubescens Benth.! Herb. ex Triana 1. c. 
RAMI robusti, elongati, paulo ramulosi, leviter areuati, superne pur- 
purascentes, inferne cinerei vel fuscescentes. PrerioLus robustus, teretius- 
eulus, supra vix canaliculatus, purpurascens, apice brevissime denseque 
pilosus caeteris vix furfuraceus demum glaber, 2—3 cm. longus. FOLIA 
in eodem jugo parum disparia, erecta vel erecto-patula, internodiis multo 
longiora, supra laete vel intense viridia et nitidula, subtus satis pallidiora, 
1'/2—21/2 dm. longa, 7—10 em. lata; nervis crassiusculis, supra satis im- 
pressis, subtus valde prominentibus, mediano satis crassiore, exterioribus 
caeteris multo gracilioribus et paulo brevioribus; nervulis transversalibus 
satis gracilibus, subrectis, supra non vel vix impressis, subtus valde pro- 
minentibus, vix ramuloso-reticulatis; vesiculae fuscescentes, saepius 2 ad 
3 em. longae. PANICULAE 1—1'/2 dm. longae; pedunculus communis ro- 
bustus, obtuse tetragonus, subrectus, inferne simplex et glaber, superne 
satis ramosus et leviter furfuraceo-puberulus; rami breviusculi, patuli vel 
erecto-patuli, leviter ramulosi; pedicelli satis graciles, leviter compressi, 
paulo furfuracei, apice articulati et leviter pilosi, 1—4 mm. longi. BRAC- 
TEOLAE erectae vel erecto-patulae, late ovatae, apice obtusae, caducae, 1/2 
ad 1 mm. longae. Calyx cinereo-fuscus, inferne satis attenuatus, 7—8 mm. 
longus, apice 5—6 mm. latus. PETALA patula vel erecto-patala, carnosula, 
obovato-oblonga, apice oblique subtruncata vel leviter emarginata, utrinque 
glabra, obscure nervulosa, 8—9 mm. longa, 4—5 mm. lata, STAMINUM 
filamenta atro-purpurea, subfiliformia, leviter compressa, paulo flexuosa, 
6—7 mm. longa; antherae purpurascentes, apice leviter areuatae et satis 
attenuatae, 6 mm. longae, 1'/4 mm. crassae, connectivo postice supra basin 
minute tuberculato. Ovarium fere usque ad apicem adhaerens, vertice 
truncatum ; stylus atro-purpureus, subfiliformis, leviter sigmoideo-flexuosus, 
16—18 mm. longus. Bacca ovoidea, calyce persistente inclusa, 7—8 mm. 
longa, 6—7 mm. crassa. Semina perfecta ignota. 
Habitat in vicinia Santarem prov. do Alto Amazonas: Spruce 
n. 532 et 718; ad Povoado: Trail n. 279, 283; prope Jauaria ad Rio 
