280 
III. 
Viburiieæ. 
Sambucearuni tribus. 
Frutices v. rarius arbusculæ. Folia opposita, petiolata, sæpe 
coriacea et sempervirentia, peniiicostata et indivsa v. palmalicostata 
et lobala, integerrima v. serrata v. denlata, dentibus sæpe calloso- 
glandulosis v. dentium loco glandulis callosis marginalibus. 
Stipulæ sæpius nullæ; si adsunt, liberæ, filiformes v. glanduli- 
formes. Flores parvi, hermaphroditi, regulares, superi, in cymas 
terminales umbellatas v. rarius paniculatas dispositi, exteriores 
interdum steriles, ampliati, radiantes, pedicellis uni - v. bibractea- 
tis. Calycis quinquepartiti laciniæ obtusæ, sæpius persistentes; 
limbus rarissime fere indivisus. Corolla campanulato - rotata v. 
rarius infundibuliformis v. tubulosa v. urceolata, quinquefida, lobis 
obtusis æstivalione imbricatis. Stamina quinque uniseriata, immo 
corollæ tubo inserta, exserta; rarius biseriata medio tubo inserta 
et inclusa. Filamenta sæpius compressa, apice filiformi æstivatione 
implicata. Antheræ medio dorso atfixæ; loculi appositi, basi li¬ 
beri, longitudinaliter dehiscentes. Ovarium inferum uniloculare. 
Ovulum unicum anatropum, ex apice anguli centralis pendulura. 
Stylus brevissimus conicus, rarius cylindricus v. styli tres in 
unum connati; stigma capitalum trilobum v. stigmata tria capi- 
tata libera v. plus minus connata. Drupa baccata v. achenoidea, 
unilocularis v. spurie bi- v. trilocularis, endocarpio tenui chartaceo 
V. crustaceo, rarius crassiusculo subosseo, sæpius compresso et 
vario modo sulcato v. inflexo. Semen compressum sæpe sulcatum 
V. excavatum et marginibus inflexum, rarius ovoideum; raphe la¬ 
teralis; testa tenuissima, e sirnplici cellularum stralo constans, 
fusca. Albumen carnosum, interdum ruminatum; embryo in hujus 
apice minutissimus, cotyledonibus semicylindricis, radicula cylin- 
drica unibilico proxima supera. 
