The rules for posting are simple!

1. Every Friday post a photo that includes one or more flowers.
2. Please only post photos you have authority to use.
3. Include a link to this blog in your post - http://floralfridayfoto.blogspot.com/
4. Leave the link to your FloralFridayFoto post below on inlinkz.
5. Visit other blogs listed ... comment & enjoy!

When to Post:
inlinkz will be available every Thursday and will remain open until the next Wednesday.
Showing posts with label toxic. Show all posts
Showing posts with label toxic. Show all posts

Thursday, 27 December 2018

FFF370 - IVY FLOWERS

Hedera helix (common ivy, English ivy, European ivy, or just ivy) is a species of flowering plant in the family Araliaceae, native to most of Europe and western Asia. A rampant, clinging evergreen vine, it is a familiar sight in gardens, waste spaces, on house walls, tree trunks and in wild areas across its native habitat. It is labeled as an invasive species in a number of areas where it has been introduced.

The flowers are produced from late summer until late autumn, individually small, in 3-to-5 cm-diameter umbels, greenish-yellow, and very rich in nectar, an important late autumn food source for bees and other insects. The fruit are purple-black to orange-yellow berries 6–8 mm in diameter, ripening in late winter, and are an important food for many birds, though somewhat poisonous to humans. One to five seeds are in each berry, which are dispersed after being eaten by birds.

Join me for Floral Friday Fotos by linking your flower photos below, and please leave a comment once you have done so.
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BEST WISHES TO EVERYONE FOR THE FESTIVE SEASON!
MAY THE NEW YEAR 2019 BE FULL OF HEALTH, HAPPINESS AND REPLETE WITH FLOWERS!

Thursday, 26 January 2017

FFF270 - DURANTA

Duranta erecta is a species of flowering shrub in the verbena family Verbenaceae, native from Mexico to South America and the Caribbean. It is widely cultivated as an ornamental plant in tropical and subtropical gardens throughout the world, and has become naturalised in many places. It is considered an invasive species in Australia, China, South Africa and on several Pacific Islands. The genus name is in honour of Castore Durante, a fifteenth-century Italian botanist. The specific epithet erecta means "upright" in Latin. The plant is also known as D. repens, from the Latin for "creeping". The latter name was originally used to identify smaller-leaved varieties of the species.

Common names include golden dewdrop, pigeon berry, and skyflower. In Mexico, the native Nahuatl name for the plant is xcambocoché. In Tonga it is known as mavaetangi (tears of departure). Duranta is registered as an invasive weed by many councils of Australia. It is a prolific, fast growing weed that is spread by birds from domestic areas to natural reserves. It was introduced and marketed as a hedge plant some years ago. Many people now fight to keep this thorny pest under control. It is highly ranked in the most invasive weeds in Australia.

Duranta erecta is a sprawling shrub or (infrequently) a small tree. It can grow to 6 m tall and can spread to an equal width. Mature specimens possess axillary thorns, which are often absent on younger specimens. The leaves are light green, elliptic to ovate, opposite, and grow up to 7.5 cm long and 3.5 cm broad, with a 1.5 cm petiole. The flowers are light-blue or lavender, produced in tight clusters located on terminal and axillary stems, blooming almost all year long. The fruit is a small globose yellow or orange berry, up to 11 mm diameter and containing several seeds. The leaves and berries of the plant are toxic, and are confirmed to have killed children, dogs and cats. However, songbirds eat the fruit without ill effects.

The cultivar illustrated is the hybrid "China Girl".

Join me for Floral Friday Fotos by linking your flower photos below, and please leave a comment once you have done so!
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Add your own Flower photos on the linky list below and please visit other people's blogs to see their contributions. I appreciate your linking up and enjoy personally seeing your great photos, however, due to work-related pressures I may have not commented lately - I shall endeavour to do so ASAP!


Thursday, 27 October 2016

FFF257 - KANGAROO APPLE

Solanum is the type genus of the family Solanaceae, which contains such well-known economic plants as the potato, tomato, tobacco, egg plant (aubergine) and many more. In Australia there are 117 species, of which 87 are endemic.  Solanum laciniatum or Kangaroo Apple, a common name shared with the closely related S. aviculare, occurs in temperate regions of New South Wales, the Australian Capital Territory, Victoria, South Australia, Tasmania, New Zealand and associated islands on a range of soil types. It forms a large shrub 4 m high by 5 m wide.

Solanum laciniatum produces two types of foliage: Large lance-shaped or irregularly lobed juvenile leaves 300 mm long by 250 mm wide and smaller generally entire lance-shaped adult leaves 150 mm long by about 30-50 mm wide. Both types of leaf are a rich dark green on the upper surface, and a lighter green underneath, with conspicuous veins. They are held on dark green succulent stems, which turn black, then a rough light-brown, with age.

The five-petalled flowers are 30-50 mm across, bluish-purple, with bright yellow anthers. The flowers appear spasmodically in spring and summer in clusters of 3-5 in the leaf axils. The egg-shaped berries, 20-30 mm long, begin green and small when unripe and then become a bright orange-yellow with a warty appearance when ripe. The berries are poisonous while green, but edible once orange (then called the 'bush tomato'). The plant is also used as a rootstock for grafting eggplant.

Solanum laciniatum has been cultivated at the Australian National Botanic Gardens since 1969, with no frost damage or major pest or disease problems apparent. As a fast-growing species, hardy in most soil types and conditions, except salt spray, S. laciniatum is ideally suited as a screen plant, in the understorey of a wind break, or for bank and erosion stabilisation. It has also been used in soils with a high concentration of heavy metals when reclaiming mine wastes. For the home gardener S. laciniatum is ideal as a quick growing screen plant, while slower shrubs are establishing.

Since the mid 1960s S. laciniatum and S. aviculare have been cultivated and studied in the USSR, NZ, India, Egypt and other countries. The plants, and in particular the young foliage and green berries, contain a series of steroids (including the toxic alkaloid solasodine), which are of commercial value as raw material for the manufacture of contraceptives.

Join me for Floral Friday Fotos by linking your flower photos below, and please leave a comment once you have done so!
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Thursday, 15 September 2016

FFF252 - DIEFFENBACHIA

Dieffenbachia is a genus of tropical flowering plants in the family Araceae. It is native to the New World Tropics from Mexico and the West Indies south to Argentina. It is widely cultivated as an ornamental, especially as a house plant, and has become naturalised on a few tropical islands. Dieffenbachia prefers medium sunlight, moderately dry soil and average home temperatures of 17–27 °C. Indoors it should be watered about twice a week.

Dieffenbachia is a perennial herbaceous plant with straight stem, simple and alternate leaves containing white spots and flecks, making it attractive as indoor foliage. Species in this genus are popular as houseplants because of their tolerance of shade. The flowers are green/white and have the typical spathe of arums. The common name, "dumb canes" refers to the poisoning effect of raphides, which can cause temporary inability to speak.

Dieffenbachia was named by Heinrich Wilhelm Schott, director of the Botanical Gardens in Vienna to honour his head gardener Joseph Dieffenbach (1796–1863).

With a minimum temperature tolerance of +5 °C, Dieffenbachia must be grown indoors in temperate areas. They need light, but filtered sunlight through a window is usually sufficient. They also need moderately moist soil, which should be regularly fertilised with a proprietary houseplant fertiliser. Leaves will periodically roll up and fall off to make way for new leaves. Yellowing of the leaves is generally a sign of problematic conditions, such as a nutrient deficiency in the soil. Dieffenbachia respond well to hot temperatures and dry climates.

Join me for Floral Friday Fotos by linking your flower photos below, and please leave a comment once you have done so!
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Thursday, 17 December 2015

FFF213 - FRANGIPANI

Plumeria is a genus of flowering plants in the dogbane family, Apocynaceae. It contains primarily deciduous shrubs and small trees. They are native to Central America, Mexico, the Caribbean, and South America as far south as Brazil but can be grown in tropical and sub-tropical regions.

Plumeria is related to the Oleander, Nerium oleander, and both possess an irritant, rather similar to that of Euphorbia. Contact with the sap may irritate eyes and skin. Each of the separate species of Plumeria bears differently shaped, alternate leaves with distinct form and growth habits. The leaves of P. alba are quite narrow and corrugated, whereas leaves of P. pudica have an elongated shape and glossy, dark-green colour. P. pudica is one of the everblooming types with non-deciduous, evergreen leaves. Another species that retains leaves and flowers in winter is P. obtusa; though its common name is "Singapore," it is originally from Colombia.

Plumeria flowers are most fragrant at night in order to lure sphinx moths to pollinate them. The flowers have no nectar, however, and simply dupe their pollinators. The moths inadvertently pollinate them by transferring pollen from flower to flower in their fruitless search for nectar.

Plumeria species may be propagated easily from cuttings of leafless stem tips in spring. Cuttings are allowed to dry at the base before planting in well-drained soil. Cuttings are particularly susceptible to rot in moist soil. In order to get the most from a plumeria plant with respect to growth, size, blooms, and scent, there is a fine balance that must be maintained. Ideally, a plumeria is in its element when it can have plenty of sun and appropriate water, so as to maintain soil moistness just above a state of dryness. On the other hand, if the plant receives a lesser amount of sun, then a lesser amount of watering is necessary - again, to ensure that soil moistness stays just above the dry state. The more sun, the more water. The less sun, the less water. A common mistake of novice plumeria growers is to overwater the plant when it is not able to be exposed to enough sun, thereby resulting in a rotted root system. Conversely, if a plumeria plant is able to receive maximum exposure to the sun, but they aren't watered enough, the plant will die.

Join me for Floral Friday Fotos by linking your flower photos below, and please leave a comment once you have done so.
If you take part in the meme, please show an active link back to this site on your own blog post!



Thursday, 27 August 2015

FFF197 - JONQUILS

Narcissus jonquilla (Jonquil, Rush daffodil) is a bulbous flowering plant, a species of Narcissus (daffodil) that is native to southwestern Europe and northern Africa, but has naturalised throughout Europe and the United States. It bears long, narrow, rush-like leaves (hence the name "jonquil", Spanish junquillo, from the Latin juncus = "rush"). It is in the Amaryllidaceae family of plants.

In Spring it bears heads of up to 5 scented yellow or white flowers. It is a parent of numerous varieties within Division 7 of the horticultural classification. Division 7 in the Royal Horticultural Society classification of Narcissus includes N. jonquilla and N. apodanthus hybrids and cultivars that show clear characteristics of those two species. N. jonquilla has been cultivated since the 18th century in France as the strongest of the Narcissus species used in Narcissus Oil, a component of many modern perfumes.

Like other members of their family, narcissi produce a number of different alkaloids, which provide some protection for the plant, but may be poisonous if accidentally ingested. This property has been exploited for medicinal use in traditional healing and has resulted in the production of galantamine for the treatment of Alzheimer's dementia.

We are seeing all sorts of narcissi blooming in Melbourne at the moment, a clear indication of Spring's imminent arrival!

Join me for Floral Friday Fotos by linking your flower photos below, and please leave a comment once you have done so. 
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Thursday, 30 April 2015

FFF180 - DELPHINIUM 'BLUE MIRROR'

Delphinium is a genus of about 300 species of perennial flowering plants in the family Ranunculaceae, native throughout the Northern Hemisphere and also on the high mountains of tropical Africa. All members of the Delphinium genus are toxic to humans and livestock. The common name "larkspur" is shared between perennial Delphinium species and annual species of the genus Consolida. The name "delphinium" derives from the Latin for "dolphin", referring to the shape of the nectary.

Delphinium grandiflorum ‘Blue Mirror’ shown here, is a dwarf delphinium, very different from the traditional tall spiky delphiniums. This cultivar forms a low, bushy mound of lacy green leaves. Plants bear loose sprays of single electric-blue flowers throughout the summer. Ideal for containers, the rock garden and for edging the sunny border. Remove faded flower heads regularly to encourage repeat blooming. Although not a long-lived perennial, this will often self-sow where happy. Said to be tolerant of hot, humid summer climates. Also known to do remarkably well in areas with short, cool summers. An outstanding cut flower, lasting a week in a vase.

Join me for Floral Friday Fotos by linking your flower photos below, and please leave a comment once you have done so.
If you take part in the meme, please show an active link back to this site on your own blog post!