Tas. 435). 
ALLAMANDA ScuHorttit. 
Large-flowered erect Allamanda. 
Nat. Ord. APOoCYNACE®.—PENTANDRIA MONOGYNIA. 
Gen. Char. Calyx 5-partitus, lobis lanceolatis oblongisve, erectis, subineequali- 
bus eglandulosis. Coroé/a ampla, lutea; tubo basi cylindrico angusto, versus 
mediam partem abrupte dilatato, fauce ideo campanulata vel .nfundibuliformi ; 
lobis rotundatis, estivatione dextrorsum contortis. Sgwame ‘-ucis bipartite, 
lobis opposite, e pilis parum coadunatis constantes. Anthere sagittate 5, cum 
squamis verticillatee, conniventes, filamentis multo longiores. Nectarium carno- 
sum, simplex. Ovarium liberum, conicum, glabrum, 1-loculare. Ovula », am- 
phitropa, placentis 2 parictalibus adfixa, rotundata, compressa. Sty/us filiformis. 
Stigma cylindraceum, medio coarctatum, apice bilobum, lobis conniventibus. 
‘Fructus capsularis, ellipsoideo-compressus, echinatus, valvis 2.  Semina @, 
deorsum imbricata, in utraque placenta biserialia, rotundata, compressa, margine 
membranaceo cincta. Funiculus brevis ; embryo intra albumen pareum cartila- 
gineum rectus ; cofyledonibus foliaceis, ovato-cordatis, funiculum hilumque dorso 
spectantibus ; radicula brevissima, acuta, supera.—Arbuscule vel frutices dme- 
rice meridionalis, caule erecto vel subscandente, foliis verticillatis vel oppositis, raro 
apice alternis breviter petiolatis, integris ; glandulis intra-petiolaribus simplicibus 
vel bipartitis ; cymis terminalibus et axillaribus. DC. 
ALLAMANDA Schottii ; erecta suffruticosa, ramis pilosiusculis, foliis ternis quater- 
nisve oblongis acuminatis basi angustatis sessilibus glabris, glandulis mi- 
nutis acutis, pedunculis floribus paniculatis calyceque glabris, lobis calycis 
lanceolatis acuminatis, fauce infundibuliformi corollz parte constricta tubi 
longiore, lobis rotundatis oblique unidentatis. 
Sev a Schottii. Pohl, Bras. v.1. p. 73. f.58. Alph. De Cand. Prodr. 
v. 9. p. 309. 
ALLAMANDA cathartica. Schrad.in Diar. Gott. 1821. p. 107. 
8.; corollz tubi parte constricta longiore. (Tas. NosTR. 4351.) 
—_——-__—- 
Much confusion exists with respect to the different species of 
Allamanda, of which seven are enumerated in the Prodromus- 
of De Candolle. The 4. cathartica of Linneus, which we con- 
sider to be the one represented at t. 338 of the present 
work, is called 4. Linnai by Pohl, and it is distinguished as a 
the from the Allamanda of Aublet (4. Audletii, Pohl). 
€s¢ are again united by Alphonse De Candolle: both have 
scandent stems. 4. cathartica alone, so far as I know, had 
FEBRUARY Ist, 1848. Cc 
