Diervilla


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Diervilla

 

a genus of deciduous shrubs of the family Caprifoliaceae, closely related to the genus Weigela. The leaves are opposite, simple, and serrate. The flowers are bisexual, irregular, and large, with yellow or greenish-yellow bilabiate corollas, in groups of three to seven at the tips of young axillary or apical branchlets. The fruit is a bilocular pod. There are three species in North America. In the USSR Dier-villa lonicera and D. sessilifolia are sometimes grown as ornamentals.

REFERENCE

Derev’ia i kustarniki SSSR, vol. 6. Moscow-Leningrad, 1962.
References in periodicals archive ?
Botanical Name: Common Name: Acer rubrum Red Maple Aronia arborea 'brilliantissima' Red Chokeberry Clethra alnifolia Summer Sweet Diervilla sessilifolia Summer Stars Honeysuckle Fraxinus pennsylvanica Patmore Ash Hammamelis virginiana Witchazel Ilex verticulata Winter Red Holly Itea virginiana Virginia Sweetspire Magnolia virginiana Sweetbay Magnolia Myrica pennsylvanica Northern Bayberry Rhus aromatica Fragrant Sumac Salix purpurea Arctic Willow Thuja occidentalis Emerald Arborvitae Tsuga canadensis Canadian Hemlock Viburnum dentatum Chicago Luster Viburnum Table 3 Approximate costs of irrigation, pump, and winterizing equipment and installation as compared to a treatment and storage pond or a holding tank with regular pumping over the winter.
Pollen carryover, nectar rewards, and pollinator behaviour with special reference to Diervilla lonicera.
Pennsylvanicum) our earliest one, but entire leaved and with a downy stem and leaf; I have not seen it in Massachusetts; Diervilla trifida; Microstylis ophioglossoides, an orchidaceous plant new to us; wild holly (Nemopanthes Canadensis); the great round-leaved orchis (Platanthera orbiculata), not long in bloom; Spiranthes cernua, at the top; bunchberry, reddening as we ascended, green at the base of the mountain, red at the top; and the small fern, Woodsia ilvensis, growing in tufts, now in fruit.
Ten species with either a state or federal listing are known to occur in the NCCG: Scutellaria montana, Spiraea virginiana, Nestronia umbellula, Phemeranthus mengesii, Sabatia capitata, Diervilla sessilifolia var.
The effect of a foreign pollen on ovule development in Diervilla lonicera (Caprifoliaceae).
The effect of foreign pollen on ovule fertilization in Diervilla lonicera Mill.