This section is from the book "The Gardener's Monthly And Horticulturist V27", by Thomas Meehan. See also: Four-Season Harvest: Organic Vegetables from Your Home Garden All Year Long.
In the herbaceous department at Kew this strange and curious plant is now in flower. It was received at Kew from the garden of the late H. C. Watson, Esq., of Thames Ditton. That gentleman described the plant and gave its history in Godman's Natural History of the Azores, published thirteen years ago, and from that work the following particulars are abstracted : - "This is a remarkable plant in itself, and in its history as far as hitherto known; for chance only appears to have saved it from becoming an extinct species almost immediately after it became known at all. It was found by Mr. Hunt on the mountains at the east end of the island (San Miguel), growing on damp earthy precipices; but in one spot only, from which it has since disap-appeared through a landslip. Mr. Hunt unsuccessfully sought for the plant elsewhere in the same neighborhood, and no other collector found it in any of the isles. In general appearance its nearest analogue is V. villosa, although at first glance it is distinct from that and every other Vicia known to me." The changes in the color of the flowers are remarkable. In the early bud they are of a fine purple; and being one inch long, and numerous in the racemes, they lead to the expectation of a handsome appearance.
But as they expand, or even earlier, the color changes to a dull slate, and finally to a dingy fawn. In order to prevent V. Denniesiana from being lost, it is better and safer to winter a plant in a cold frame and plant out in May; of course seeds, when ripened, afford a ready means of increasing so rare and curious a species. - Gardener's Chronicle.
 
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