f 
ON THE MELASTOMACJEiEo 
OsBECKiA. Call/a: limbo 4 raro 5-lidus : ladniis per- 
sistentibus v. deciduis, saepe squamula mterjectis° 
petala 4 raro 5 : anther oe sequales, basi biauriculatse, 
apice in rostrum tenue desinentes : stigma punctum 
pruinosum : capsula sicca, 4 raro 5-locularis. 
S. Pleeoma, Calyx limbo 5-partitus : ladniis caducis 2 
petala 5 : anther subsequales, basi arcuatae, in sti- 
pite brevissimo productse, biauriculatae : stigma punc- 
turtl pruinosum : capsula baccata, 5-iocularis. 
4. DiPLOSTEGiUM. Calyx limbo 5-fidus, persistens, ill 
calyptra duplici cucullata hispida inclusus ! petala 5 i 
anther <R subsgquales, basi biauriculatae : stigma punc^ 
tum pruinosum : capsula baccata^ 5-locularis. 
5. Rhexia. Calyx basi ventricosus, apice in collo an- 
gustatus : limbo 4-fido5 persistente : petala 4 : anthe-^ 
r£S incumbentes, postice filamentis affixes, basi nudse : 
capsula in ventro calycis libera, 4-locularis : placentw 
lunatae, pedicellatae. 
6. Arthrostema. Calyx oblongus, sequalis, limbo 4- 
fidus, persistens: petala 4: anihera incumbentes^ 
basi calcare longissimo clavato adscendente instructa? i 
capsula sicca, 4-locularis, tubo calycino aequalis. 
7. AciOTis. Calyx globosus, carnosus, limbo coarctatus, 
persistens, 4-dentatus : petala 4, apice oblique aris- 
tata: Jilamenta medio articulata. antherte erectse, 
basi nudag : capsula baccata, 4-locularis. 
8. MiCROLiciA. Calyx globosus, limbo 5-partitus, per- 
sistens: petala 5: antheroe stipite longissimo fila- 
menta incumbente et cujus extremitate processu sim- 
plici calcarato instructa suffultae: capsula sicca, 3- 
iocularis, 3-valvis ! 
