This section is from the book "A Practical Handbook Of Trees Shrubs Vines And Herbaceous Perennials", by John Kirkegaard. Also available from Amazon: A practical handbook of trees, shrubs, vines and herbaceous perennials.
Botanical Name | English Name | 1 Deciduous 2 Evergreen 3 Vine 4 Herbaceous Perennial | Ultimate Height in feet | Color | Time of Bloom | Remarks |
Celastrus scandens | Bitter-sweet | 1&3 | 20 | Orange-yellow | Flowers in racemes. Showy crimson, capsuled fruit in autumn. A vigorous climber with dense, glossy foliage. Good for covering trellis-work, trees, rocks and walls. A.D.G. | |
Celtis occidentalis | Nettle-tree or Hackberry | 1 | 40 | T. In appearance much like the American Elm. Branches slender and somewhat drooping. Quite pretty in winte with its profusion of brownish black berries, which remain or the tree until spring. A.D.G. | ||
Centaurea macroceph-ala | Knap-weed | 4 | 2 | Yellow | July to Sept. | Flowers large and daisy-like. Foliage rough, dull green. Good in the mixed border. A. G. I. |
Centaurea montana | Mountain Bluet | 4 | 11/2 | Purple | June to Sept. | Flowers large, resembling cornflowers. Foliage hairy. A.G. I. |
Centranthus ruber | Red Valerian | 4 | 1 | Crimson | June to Aug. | Large spikes of beautiful flowers produced very freely. A good border plant. A.G. I. |
Centranthus ruber var. albus | 4 | 1 | White | June & July | A form of the preceding, with smaller flowers. A. G. | |
Cephalanthus occidentalis | Button-bush | 1 | 5 | White | July | S. A pretty shrub with good foliage and attractive flowers in dense, globular heads. A. F. |
Cerastium arvense | Starry Grasswort | 4 | 6 in. | White | April & May | Excellent for bedding. A. G. |
Cerastium Boissierii | Mouse-ear | 4 | 6 in. | White | June | Spreading in growth; good for covering dry banks. Foliage silvery. Flowers small, star-shaped. A. G. |
Cerastium Biebersteinii | 4 | 6 in. | White | June | Like C. tomentosum, but with larger leaves. | |
Cerastium tomentosum | 4 | 4-6 in. | White | June | Foliage silvery and hairy. A pretty plant often used for edging and carpet-bedding. Flowers small but numerous, completely covering the plant. A.G. | |
Ceratostigma plumbag-inoides or Plumbago larpentae | Leadwort | 4 | 8 in. | Deep blue | September | A good plant for the rockery. Dark green foliage in tufts, covered with numerous snowy flowers. B. C. H. |
Cercidiphyllum japoni-cum | 1 | 25 | • | T. A remarkably beautiful tree with heart-shaped leaves which are purple in spring. Bushy in growth, with slender, graceful branches. One of the best trees for the lawn. B. C. D. H. | ||
Cercis canadensis | Judas Tree | 1 | 15 | Rose-pink | April | T. A low growing, spreading tree with good foliage. Conspicuous in early spring with its profusion of flowers, which appear before the leaves. A. E.G. |
Cercis chinensis | 0 | 1 | 15 | Rose-pink | April | S. Flowers and foliage larger than those of the preceding. A very handsome small tree. B. E. G. |
 
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