2&) HONEYSUCKLE FAMILY 



acuminate at the apex, sharply serrate, glabrous above, sometimes slightly 

 pubescent on the veins beneath, 7-15 cm. long, 3-6 cm. wide; inflorescence 

 very ample, 10-20 cm. broad, 6-10 cm. high; flowers white, 5-6 mm. 

 broad; fruit a dark purple to black drupe, 5-6 mm. in diameter, edible, 

 stones roughened : canadensis, Canadian. 



In moist or rich soil, common throughout the south half of the state, 

 rare northwestward. New Brunswick and Nova Scotia to Manitoba, south 

 to Fla., Tex. and Ariz. Blossoms in late June and July, fruit ripe in 

 August and September. 



A cut-leaf form is occasionally cultivated. 



Viburnum Linne 1753 

 (Classical name of the wayfaring tree) 



Shrubs or trees; leaves entire, serrate, dentate, or lobed, stipules 

 sometimes present, leaf buds naked or with a pair of scales ; flowers white, 

 or rarely pink, numerous, in flat, compound cymes, sometimes the margin- 

 al flowers of the cyme larger and sterile, calyx ovoid or turbinate, 5-toothed, 

 corolla rotate or spreading, regular, 5-lobed, stamens 5, borne on the 

 tube of the corolla, ovary inferior, 1-3-celled, ovule 1 in each cavity of the 

 ovary, style short, 3-lobed or 3-cleft; fruit a 1-celled, 1-seeded, ovoid or 

 globose drupe, stone somewhat flattened and ridged, seed compressed. 



A genus of about 100 species, of wide geographical distribution. In 

 addition to the following about 1 5 other species occur in different parts 

 of North America. 



Key to the Species 



1. Leaves 3-lobed, palmately veined 



a. Flowers all perfect and alike, lobes of leaves 



shallow, not coarsely dentate V. paucifiorum 



b. Some or all of the flowers sterile, leaves 



more deeply 3-lobed, coarsely and irregu- 

 larly dentate 



(1) Marginal flowers large and sterile. 



central ones perfect, clusters flat- 

 topped, native V. americanum 



(2) All the flowers sterile, clusters spherical, 



cultivated V. opulus sterilis 



2. Leaves not lobed, pinnately veined, dentate or 



serrate 

 a. Leaves finely serrate, veins not very prom- 

 inent 



