TETRAZYGIA, MELASTOMACEJE (AUCT. COGNIAUX). RE 
zygos ciliatus L.-C. Rich.! Herb. ex DC. ll. ce. — Melastoma aculeata 
Pres] in Isis, XVI, 272. 
Frutex humilis, ramis mban tortuosis, nodosis, teretiuscu- 
lis, junioribus strigoso-hispidissimis vel interdum glabris. Petiolus 
robustiuseulus, glaber vel dense hispidus, */,-1 em. longus. Folia 
rigida, siccitate sæpius nigricantia, 4-6 em. longa, 3-5 em. lata; ner- 
vis subtus valde prominentibus, lateralibus basi coalitis; nervulis 
transversalibus distinctissimis. Cymæ diffusæ, pendulze, 3-4 cm. longae ; 
pedicelli graciles, 6-8 mm. longi. Calyx siccitate nigricans, vix furfura- 
ceus, basi truncatus, superne valde dilatatus, 7-8 mm. longus, apice 
| em. latus, lobis brevibus, late triangularibus, apice obtusis. Petala 
purpurea, 12-14 mm. longa. Stylus 2 em. longus. 
In Antillis (Surian); Martinica (Belanger, Hahn n. 268, 456 et 659, 
Duss); Guadalupa (Purdie); Montserrat (Ryan); S. Christophori (Mas- 
son); ins. Trinitatis (Sieber n. 113 et 279); Guiana gallica (Leblond 
n. 93). 
Sect. II. ECCHARIANTHUS, Griseb. l. e. 264. — Antherz apice - 
uniporose. Ovarium biloeulare. 
8. €. Fadyeni (Griseb.! l. c. 264); foliis breviuscule petiolatis, 
ovatis, basi apiceque obtusis, margine integerrimis, triplinerviis, 
utrinque elaberrimis, subtus minutissime nigro-punetatis; paniculis 
terminalibus, subpaucifloris: —  Tetrazygia Fadyeni Hook.! Kew 
Journ. of Bot. I, 379, tab. 12. 
Rami graciles, teretiusculi, juniores vix furfuracei demum glaber- 
rimi. Petiolus gracilis, glaber, 8-12 mm. longus. Folia rigidiuscula, 
tlavo-viridia, 4-6 em. longa, 2!/,-3 '/, em. lata. Paniculie subdiffus:, 
'-l dm. longs; pedicelli subfiliformes, glabri, sub apice articulati, 
8-12 mm. longi. Calyx viridis vel purpurascens, 5 mm. longus, limbo 
leviter dilatato, obscure lobato. Petala anguste oblonga, apice rotun- 
data, 8-10 mm. longa, 2 '/,-3 mm. lata. Staminum filamenta subeapil- 
laria, 11-19 mm. longa; antherze subrectæ, 4 '/,-5 mm. longæ. Stylus 
2 em. longus. Bacca subglobosa, 5 mm. crassa. 
In Jamaica (Macfadyen, Purdie, Alexander, Marsh). 
CX. TETRAZYGIA, L-C. Rich. in DC. Prodr. II, 172 (excl. sect. T) 
et Mém. Mélast. 61; Endl. Gen. n. 6244; Naud. im Ann. Sc. nat. 
ser. 3, XV, 342; Griseb. Fl. Brit. w. Ind. Isl. 254; Benth. et Hook. 
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