Viburnum 



CAPRIFOLIACEAE 



Viburnum 



Lateral veins of the If. curving and anastomosing before 



reaching the margin 2 . 



Lateral veins of the If. (or their evident brs.) straight and 

 prominent to the margin, ending in points of the teeth. 

 Winter buds scale-covered 3 . 



Winter buds naked, not scale-covered 4. 



bb. Cymes without sterile marginal fls. 



c. Inn. paniculate, broadly conical, with a main central 



axis: f r. red, becoming black 5 . 



cc. Infl. umbellate, more or less flat-topped. 



d. Young stems and axes of the mature fruiting infl. 

 glabrous: fr. red. 



Lvs. lanceolate, usually darkened in drying 6. 



Lvs. ovate to orbicular-ovate or broadly obovate, 



not darkened in drying 7 . 



dd. Young stems and/or axes of the frtg. infl. more or 

 less pubescent, 

 e. Lateral veins anastomosing before reaching the 

 If. -margin; If. -margins entire or irregularly 

 and weakly serrate or dentate: fruit black. 

 Lvs. membranous, deciduous, sparsely stellate- 

 pubescent on both surfaces; margins finely 

 and irregularly serrate: fr. ellipsoid, 8-12 



mm. long 8 • 



Lvs. coriaceous, evergreen, pubescent on veins 

 beneath; margins entire or somewhat 



wavy: fr. ovoid, 7-8 mm. long 9. 



ee. Lateral veins or their evident branches extending 



to the If. -margin and terminating in short 



teeth; If. -margins clearly serrate or dentate. 



f . Winter buds naked, not scale-covered: lateral 



veins not running straight to the teeth 



on the If. -margin, but their evident 



branches terminating in serration-teeth. 



Fls. large, salverform; tube of corolla about 



10 mm. long 1° • 



Fls. small, campanulate-rotate; lobes of 

 corolla longer than the tube; tube 1-1.5 



mm. long H- 



ff. Winter buds scale-covered: lateral veins 

 running straight to the teeth on the lf.- 

 margin, some of them with no conspi- 

 cuous brs. 

 Petioles 1-5 mm. long, with persistent 



subulate stipules 12 . 



Petioles 5-18 mm. long, without persistent 

 stipules. 

 Lf. -blades broadest above the middle; 



tips often acuminate or cuspidate.. 13. 

 Lf. -blades broadest below the middle; 

 tips acute or obtuse, but not 

 abruptly pointed 14 . 



374 



V. macrocephalum 

 f. keteleeri 



V. plicatum 



I. tomentosum 

 V. sympodiale 



V. odoratissima 



V. setigerum 

 V. lobophyllum 



V. schensianum 



V. tinus 



V. carlesii 



V. veitchii 



V. erosnm 



V. dilatatum 



V. hirtulum 



