0265 



DIERVILLA. 



Family: CAPRIFOLIACEAE. 



Reproductive system: PENTANDRY, MONOGYNY. 



The yellow-flowered diervilla, Diervilla lutea, Desf, Lonicera diervilla, Linn., is 

 a small bushy tree brought from Acadia and grown here in open ground for about a 

 century. The stem is about two or three feet high, reddish, and grooved. The leaves are 

 smooth, oval, pointed, have dentate margins, and are held on short petioles. The yellow 

 flowers are clustered in small, loose, and not very full bunches at the tops of the stems. 

 The calyx is oblong; the upper part is narrow and terminates in five sharp teeth. It has two 

 bracts at the base. The corolla is monopetalous, funnel-shaped, with five lobes. Five 

 stamens insert at the base. The ovary is adherent, surmounted with a style and a stigma on 

 top. It turns into a pointed capsule with four compartments containing many very small 

 seeds. 



FLOWERS: in June. 



RANGE: Acadia. It was brought from there at the beginning of the last century. 



NOMENCLATURE. Diervilla, from Dierville, the name of the surgeon who 

 brought it here from Acadia and introduced it into our gardens. 



Tournefort described this shrub in the Proceedings of the Academy of Sciences in 

 the year 1705 and named it diervilla, Linnaeus linked the genus to lonicera and named it 

 lonicera diervilla, German, die akadische lonizere. English, the yellon flowered repright 

 honey-sucklelTranslator's note: probably yellow-flowered upright honeysuckle]. 



USES. This shrub adds decoration and variety to pleasure gardens. 



CULTIVATION. The diervilla is very hardy. It's readily propagated from the 

 plentiful shoots that grow from it. When it's in 



