Tas.. 5341. 
MONOCHAZTUM TENELLUM. 
Slender-branched Monochetum. 
Nat. Ord. MELASTOMACE®.—OcTANDRIA MonoGyYNIA. 
Gen. Char. Flos tetramerus. Calycis oblongo-campanulati dentes tubo sub- 
gequales aut breviores, acuti, caduci vel persistentes. Petala obovata. Stamina 
8, alternatim inequalia; filamentis complanatis, antheris longe subulatis acutis 
1-porosis, connectivo infra loculos non producto sed postice in caudam varie 
conflatam anthera ipsa sepius breviorem porrecto. Ovarium basi tantum 
costis 8 subevanidis adherens, subtetragonum, apice villosum, 4-loculare. Stylus 
filiformis, magis minusve sigmoideus, stigmate punctiformi. Capsula 4-valvis. 
Semina cochleata—Frutices suffruticesque ut plurimum monticole, in Republica 
Mexicana necnon in Columbia et Peruvia hucusque cogniti, ramosi ; foliis tripli- 
septuplinerviis, nervis convergentibus pagina superiore impressis, unde folia sulcata 
videntur ; floribus purpureis aut violaceis, antherarum minorum et fortassis ste- 
rilium quam fertilium ut plurimum longioribus. Naudin. 
Monocuztum fenellum ; ramis gracilibus hirtellis, foliis oblongo-ovatis acutis 
subintegerrimis integerrimisque quintuplinerviis sparse setulosis margine 
ciliato-setosis, floribus ad apicem ramorum ramulorumque in eymas pauci- 
floras dispositis, rarius solitariis, calycinis dentibus tubo subzquilongis 
persistentibus. Naudin. 
Monocnzrum tenellum. Naud. Monogr. Melast. p. 150.2. 5. 
A very lovely Melastomaceous plant, with copious rich purple- 
coloured flowers and myrtle-shaped leaves, from the Nursery of 
Mr. Henderson, Wellington Road, London. It is a native of | 
Guatemala, and flowered in the stove in October, 186]. 
Fig. 1. Flower. 2. Calyx. 3 and 4. The two kinds of stamens :—magnified. 
OCTOBER Ist, 1862. 
