Download An account of the genus Sedum as found in cultivation by R. Lloyd Praeger PDF

By R. Lloyd Praeger

Saxifrages, which however, in gardens, tend to be extra safely named. The confusion one of the Sedums seems to be due more often than not to the truth that a few of them are rampant growers which invade the territory of neighbouring crops and crush them. In nurseries this absolutely results in the intruders being despatched out occasionally less than the names of the species which they've got ousted. The smallest scrap of a lot of those vegetation in lots of circumstances unmarried leaves will take root and develop, and therefore items unintentionally dropped or carried via wind or different enterprises may possibly identify the species at a distance from the mother or father. A achieve, many of the species of the rupestre team, significantly S. altissimum and S. Douglasii, have a behavior of shedding in autumn a variety of brief barren shoots, that are rolled approximately by way of wind and so forth, and take root anyplace they discover a safe haven. there's little question that those evidence move a ways to account for the varied names lower than which universal free-growing Sedums, reminiscent of album, acre, sexangnlare, reflexutn, rupestre, anopetalum, altissimum, and spurium are present in gardens. yet a great number of misnomers are as a result of mere carelessness. A nother regrettable function as regards the Sedums is the variety of nomina nuda names which belong to no defined species that are present in connexion with them. Many nurserymen scatalogues are choked with such names. a few are essentially perversions, as a result of carelessness, of recognized names such, for example, are crimealense for himalense, and glaciate for gracile; however the majority appear to be planned unlicensed christenings. i've got given somewhere else a listing of such of those as i've got encountered and suffered from and it truly is to be was hoping that they are going to disappear from our catalogues. a lot of them haven't even the advantage of being utilized regularly to anybody species. A nother reason behind misnaming one of the Sedums is the truth that, like mos
(Typographical error above are as a result of OCR software program and do not ensue within the book.)

Show description

Read Online or Download An account of the genus Sedum as found in cultivation PDF

Similar plants books


With a few 270 species, Penstemon is the biggest genus endemic to North the USA, with examples to be present in each nation within the continental U. S. Penstemons are really loved by way of rock gardeners, yet as Panayoti Kelaidis issues out in his foreword, they belong in each backyard, when you consider that "one penstemon or one other will thrive in almost any microclimate a backyard can contrive, from scorching, barren region exposures to dank colour.

Biomass and Biofuels from Microalgae: Advances in Engineering and Biology

This finished e-book info the latest advances within the microalgae organic sciences and engineering applied sciences for biomass and biofuel construction which will meet the continued desire for brand new and cheap assets of nutrients, chemical compounds and effort for destiny generations. The chapters discover new microalgae cultivation suggestions, together with sturdy (biofilm) platforms, and heterotrophic construction equipment, whereas additionally seriously investigating themes resembling combining wastewater as a resource of meals, the influence of CO2 on progress, and changing biomass to methane via anaerobic digestion.

Medicinal and Aromatic Plants of the World: Scientific, Production, Commercial and Utilization Aspects

Medicinal and fragrant crops (MAPs) have followed mankind from its very early beginnings. Their usage has co-evolved with homo sapiens itself bringing a few profound raise in our clinical wisdom of those species permitting them for use in lots of elements of our lifestyles (e. g. pharmaceutical items, feed- and nutrients ingredients, cosmetics, and so forth.

Thoreau’s Wildflowers

Drawings by way of Barry Moser

The first number of Thoreau’s writings at the flowering crops of harmony, with greater than 2 hundred drawings via popular artist Barry Moser a few of Henry David Thoreau’s most lovely nature writing was once encouraged by way of the flowering bushes and vegetation of harmony. An inveterate year-round rambler and magazine keeper, he faithfully recorded, dated, and defined his sightings of the floating water lily, the elusive wild azalea, and the overdue autumn foliage of the scarlet oak.   This inviting collection of Thoreau’s top flower writings is prepared via day of the yr and followed via Thoreau’s philosophical speculations and his observations of the elements and of different vegetation and animals. They light up the author’s spirituality, his trust in nature’s correspondence with the human soul, and his feel that anticipation—of spring, of vegetation but to bloom—renews our reference to the earth and with immortality.   Thoreau’s Wildflowers gains greater than 2 hundred of the black-and-white drawings initially created by way of Barry Moser for his first illustrated ebook, Flowering crops of Massachusetts. This quantity additionally provides “Thoreau as Botanist,” an essay through Ray Angelo, the best authority at the flowering vegetation of harmony.

Additional resources for An account of the genus Sedum as found in cultivation

Example text

These stems are mostly but not always annual, usually arising in summer or autumn and lengthening to a varying extent, resting during the winter, and flowering and dying in the following spring or summer. The rootstock is sometimes large and fleshy, as in some members of the Sedastrum group, more often small, with a tuft of fibrous roots. The flowers are mostly white, but one species has red and one yellow flowers; and the stems and leaves exhibit considerable variety. Nevertheless, the growth-form is distinctive; they are best classed together as a separate section, Mexicana.

Or sometimes S. Wallichianum Hooker — ; ; by Maximowicz (Bull. Acad. , 29, 126) De Candolle's plant 56 SOCIETY. JOURNAL OF THE ROYAL HORTICULTURAL Fig. 20. — S. crassipes Wallich. ACCOUNT OF GENUS SEDUM AS FOUND IN CULTIVATION. 57 JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 58 is described as having entire leaves tegerrimis obtusis "), and is (" foliis clearly different ; lineari-lingulatis in- Wallich's name crassipes appears to be the oldest for our plant. Hooker's WalUchianum is not distinct from it, being a form with leaves more divided than usual.

Ii. p. 93) renders diagnosis and often difficult. different Especially as regards the colour of the — JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 28 taken as parts of the flower, the following descriptions must not be possess. plants the of many which variation of exhausting the range Series Rhodiolae I. Group I. I. Sedum roseum ^ RosEAE. Scopoli " Flor. Camiohca," ed. 5. roseum Scopoli, Synonyms. s. (fig. 2, 1, 4). 326, 1772. " Species Plantarum," 1035. Sedum rosea Prodromus," 8. 401 ; Maximowicz in Bulletin Acad.

Download PDF sample

Rated 4.75 of 5 – based on 14 votes