MELASTOMACBJ!. 246 



Ovary without terminal bristles. 

 Anthers without appendages . . . . . . . Spenneua. 



Anthers with appendages. 



Stamens of the same structure. 



Spurs ascending . , Nepseea. 



Tails bitubercled . Comollia. 



Stamens unequal Acisanthera. 



Tribe I. MICONIEA — ¥ruit terried. Seeds not eocMeate. — Anthers without an enlarged 

 connective: appendages usually small or none: tail, if existing, contiguous to the 

 filament. 



1. CALYCOGONIUM, DC; Naud. Ann. So. Nat III. \&.p. 85. 



CaJf/x campanulate or jiitcher-shaped : lobes 4, filiform, inserted below the margin of the 

 produced limb. Anthers 8, otlong, without appendages, inflexed above the ovary, opening 

 with a single terminal pore ; cells distinct below the top. Ovary adherent, 4-lqcular, not 

 - produced at the top. Seeds pyramidal. — Shrubs, not hispid, with single or a few, clustered, 

 terminal or axillary flowers ; leaves entire, petioled : the lateral ribs delicate and disappear- 

 ing below the end of the leaf ; petals 4, ohovate, usually mucronate. 



1 • C. glabratum, DC. ' Glabrous ; leaves ovate-lanceolate : axils of nerves usually 

 bearded ; flowers as long as the peduncle ; calyx terete ; style fusiform, with the stigma 

 minute. — Melastoma, Sw. — A diffuse shrub, 3'-6' high ; leaves li"-2i" long, triplinerved, 

 bluntish and callous at the point ; flowers solitary, tei-minal ; calyx pitcher-shaped : tube 

 2"'-3"' long, as long as the keeled filiform lobes, with the interior margin of the limb 

 subentire ; petals white, somewhat shorter than the calyx-lobes ; berry globose, black. — 

 Hab. Jamaica !, Pd., Wils., in the mountains of Port Eoyal. 



2. C. rhanmoideum, Naud. Glabi-ous ; leayes obovate or oval : axils of nerves glan- 

 dular, with a single gland; flowers subsessile ; calyx terete; " style fusiform, with the stigma 

 minute." — C. glabratum, Macf. {non DO.}. — A shrub, 6' high ; leaves usually 1" long, 

 blunt, triplinerved ; flowers solitary or geminate, terminal ; calyx and petals of the preceding 

 species. — Hab. Jamaica !, Fd., March, rare, on pastures; [Cuba]. 



2. lOKEYA, DC; Naud. Q. c. 18. p. 109). 



Calyx ovate : limb short, entire or repand. Anthers 1 0, oblong, without appendages, 

 inflexed above the ovary, o])ening with a single terminal pore ; cells distinct below the top. 

 Ovary adherent, 5-locul«r, umbilicated and glabrous at the top ; stigma conical or capitate. 

 Seeds pyramidal. — Large-leaved, glabreseent, shrubs or trees ; flowers lateral, i.e. axillary 

 im the axils of former leaves, fascicled, or cymose. 



3. Ii. triuitensis, Crueg. 1 Leaves oval, eminently triplinerved, tapering at the sub- 

 sessile base ; flowers fascicled : the pedicels simple, longer than the calyx ; the stigma coni- 

 cal. — Br. Jam. t. 24. /.I, 2 : very good. — L. fasciculiflora, Naud.-^A shriib, 20' high ; 

 leaves 6"-18" long, entire, or "with distant, minute, blunt teeth, perfectly glabrous : the 

 toteral ribs separating from the midrib, 2", and the juxtamarijinal ones about 6"' above the 

 base ; pedicels usually 3-7-nate, filiform, 4"'-8"' long ; calyx-tnbe 2'" long, double the 

 length of the spreading, entire limb ; petals roundish, clawed, abont 4'" long (including the 

 broad claw), white. — Hab. Jamaica !, I'd., M'Nab, Wils., at 3000' alt., in moist woods ; 

 Trinidad, at S. Anns, Or. 



3. HENRIETTEA, DC; Naud. {I. v. 18/). 104). 



Calyx campanulate : limb produced, spreading. Anthers 10-12, beaked-subulate, with- 

 out appendages, inflexed above the ovary, opening with a single terminal pore : cells distinct 

 below the top, beak incurved. Ovary adherent, crowned with a glabrous, denticulated neck; 

 style, thickened towards the capitate stigma. Seeds obovate. — Arborescent shrubs or trees, 

 rough in the younger parts ; leaves large, entire, shortly petioled; flowers lateral, i.e. ax- 

 illary in the axils of former leaves, fascicled : pedicels simple, usually shorter than the 

 flower; petals of the West Indian species rosy, with blue anthers. 



