Where gymnosperms are found in pakistan?
Where gymnosperms are found in pakistan?
Pakistan hosts 17 known species of wild Gymnosperms. The Northern Hilly areas of Pakistan reportedly host mainly coniferous plants consisting of P. roxburghii, P. wallichiana, Picea smithiana, Taxus baccata, Abies pindrow and Abies spectabis (Chaudhri, 1963).
How species of gymnosperms are found in pakistan?
Summary. In West Pakistan 17 species of Gymnosperms are found wild. Out of these 13 species belong to the conifers and 4 species are of Ephedra.
How many species of Pinus are there in Pakistan?
About 80 species, N. temperate and N. tropical. Represented by 5 especies in Pakistan, of which two are cultivated.
What is the common name of Pinus Wallichiana?
blue pine
Pinus wallichiana (blue pine)
What are the economic importance of gymnosperms?
Gymnosperms are a good source of food. Seeds of these non-flowering plants are widely used as an edible species, used for producing various food products. These plant species include: ginko, pinus, cycas, etc. A few species of gymnosperms are a good source of starch and are also used in the production of sago.
Which tree grow faster in Pakistan?
There are approximately 1,400 species of bamboo — or Bambuseae to give it its botanical title —and, in optimum soil / climatic conditions, they are recognised as the fastest growing plants in existence.
What is the use of Pinus?
Pinus roxburghii Sarg. has many medicinal uses, the wood is aromatic, deodorant, haemostatic, stimulant, anthelmintic, digestive, liver tonic, diaphoretic, and diuretic.
What characteristics do all gymnosperms share?
Their characteristics include naked seeds, separate female and male gametes, pollination by wind, and tracheids (which transport water and solutes in the vascular system). Gymnosperm seeds are not enclosed in an ovary; rather, they are exposed on cones or modified leaves.
Where did the name Pinus wallichiana come from?
The species name honors Dr Nathaniel Wallich, a Dane who who spent much of his life exploring the botany of northern India and nearby areas, first introduced seeds to England in 1827. Pinus griffithii McClelland (1854) is an often-encountered synonym. Ethnobotany. It is widely used in the timber industry.
How big are the buds on a Pinus wallichiana?
Foliar buds are gray in color, with an orange tinge, ovoid-conical shape, and pointed tips. They are slightly resinous. Leaves (needles) are borne in fascicles of 5, with deciduous basal sheaths. Individual needles measure 6 to 8 inches (15 – 20 cm) long, often growing curved at the base.
What kind of wood is Pinus griffithii McClelland?
Pinus griffithii McClelland (1854) is an often-encountered synonym. Ethnobotany. It is widely used in the timber industry. The wood is moderately hard, durable and highly resinous. It is a good firewood but gives off a pungent resinous smoke.