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Fruit – a structure containing all the seeds produced by a single flower. Hypanthium – Nectar – a fluid produced by nectaries that is high in sugar content; used to attract pollinators. Nectary – a gland that secrets nectar, most often found in flowers, but also produced on other parts of plants.
Pinus remota, commonly known as the Texas pinyon or papershell pinyon, is a pine in the pinyon pine group, native to southwestern Texas and northeastern Mexico.It can be distinguished from other pinyon species by its thin-walled seeds, which made it especially attractive as a food to Indians and Mexicans living where it grew.
The fruit is a capsule with five lobes and 7–10 millimeters wide. Inside the capsules there are large numbers of very small seeds with, thin papery wings that are much wider than the seeds themselves. [6] Plants exist for most of their life as a mass of branching roots that form round root balls.
The tree produces spiky green fruits about the size of a golf ball, which turn brown and drop off the tree over an extended period beginning in fall and continuing over the winter.
Subfamily Pinoideae : cones are biennial, rarely triennial, with each year's scale-growth distinct, forming an umbo on each scale, the cone scale base is broad, concealing the seeds fully from abaxial (below the phloem vessels) view, the seed is without resin vesicles, the seed wing holds the seed in a pair of claws, leaves have primary ...
For its timber, the pine species is regarded as the most commercially important tree in the Southeastern U.S. [5] [6] [7] The common name loblolly is given because the pine species is found mostly in lowlands and swampy areas. [8] Loblolly pine is the first among over 100 species of Pinus to have its complete genome sequenced. As of March 2014 ...
A mature female big-cone pine (Pinus coulteri) cone, the heaviest pine cone A young female cone on a Norway spruce (Picea abies) Immature male cones of Swiss pine (Pinus cembra) A conifer cone, or in formal botanical usage a strobilus, pl.: strobili, is a seed-bearing organ on gymnosperm plants, especially in conifers and cycads.
Pinus contorta, with the common names lodgepole pine and shore pine, and also known as twisted pine, [3] and contorta pine, [3] is a common tree in western North America. It is common near the ocean shore and in dry montane forests to the subalpine , but is rare in lowland rain forests .