what are leaves of cactus?
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Almost all cacti are succulents, meaning they have thickened, fleshy parts adapted to store water. Unlike many other succulents, the stem is the only part of most cacti where this vital process takes place. Most species of cacti have lost true leaves, retaining only spines, which are highly modified leaves.
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The difference between the three cacti is found in the shape of the leaves. The Thanksgiving cactus (Schlumgera truncata) has very pointed and claw shaped projections on the edges of the leaf. The Christmas cactus (Schlumgera bridgesti) has leaf projections which are more scalloped or tear drop shaped.
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The Christmas cactus (Schlumgera bridgesti) has leaf projections which are more scalloped or tear drop shaped. The Easter cactus (Rhipsalidopsis gaertnerrii) has very rounded edges which are centralized on the leaf. All of these three cacti are known as short day plants.
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Cacti are native to the Americas, ranging from Patagonia in the south to parts of western Canada in the north—except for Rhipsalis baccifera, which also grows in Africa and Sri Lanka. Cactus spines are produced from specialized structures called areoles, a kind of highly reduced branch.
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Cactus is a plant belonging to the family Cactaceae which comprises 127 genera and has over 1700 species. Cactus are not flowers, but the areoles which are sort of branches are what give rise to the flowers. Cacti are not trees as trees have woody stems which cacti don't.
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Cactus (cacti is the Latin plural of cactus) is simply a succulent that can store moisture but is placed in a separate category (Cactaceae). Conversely, not all succulents are cactus.
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The Sahara and its oases and plateaus hold life of all kinds. Beyond the above vegetation, you can expect to find figs, oranges, acacia trees, tobacco plants, oleander, peyote cactus, and many more shrubs, trees, plants and cacti.
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Leaves are the sites of food production for the flowering plant. It is here that the plant acquires light energy and carbon dioxide for photosynthesis and releases oxygen into the air. Leaves can have various shapes and forms, but they all consist of a blade, veins, and a petiole.
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Cactus plants are able to survive in the desert because they are able to store water for long periods. You may have seen cactus plants with their green, hard and thick-walled stems with many prickly spines. ... The green wide modified stems have waxy surfaces which prevent evaporation.
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['Bulb - Short, upright organ leaves modified into thick flesh scales. ... ', 'Corm - Short, upright, hard or fleshy stems covered with thin, dry papery leaves.', 'Rhizome - With reduced scale like leaves.']
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The Mexicans call this cactus the “nopal.” The leaves taste a bit like green bell pepper, asparagus and runner beans or green beans, with a bit of tartness to the taste. They are thick, and range in colour from pale to a dark green. When cooked, they are still a bit crunchy, and are a bit viscous or slippery like Okra.
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Some leaves have a petiole, which attaches the leaf to the stem; leaves that do not have petioles are directly attached to the plant stem and are called sessile leaves. The arrangement of veins in a leaf is called the venation pattern; monocots have parallel venation, while dicots have reticulate venation.
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Improper watering – Yellow Christmas cactus leaves may be a sign that the plant has a disease known as root rot, which is caused by excessive watering or poor drainage. ... Decrease watering after blooming, and provide only enough moisture to prevent the plant from wilting.
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Cacti is the Latin plural form of the word. One cactus. Two cacti. However, in American English it is common to hear the plural "cactuses".
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The prickly pear cactus produces several types of edibles and belongs to both vegetables and fruits. It is one of the few plants that are both.
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Plants with such morphological and physiological adaptations are xeromorphic. Xerophytes such as cacti are capable of withstanding extended periods of dry conditions as they have deep-spreading roots and capacity to store water. The leaves are waxy and thorny that prevents loss of water and moisture.
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These don't have furry ears and a tail but are the smaller versions of the parent plant at the base. Many species of cactus are known for growing cactus pups, which carry the identical characteristics of the parent without the capriciousness of seeds, which may produce plants with different characteristics.