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  2. Dacrycarpus dacrydioides - Wikipedia

    en.wikipedia.org/wiki/Dacrycarpus_dacrydioides

    Dacrycarpus dacrydioides, commonly known as kahikatea (from Māori) and white pine, is a coniferous tree endemic to New Zealand. A podocarp , it is New Zealand's tallest tree, gaining heights of 60 m over a life span of 600 years.

  3. Halocarpus bidwillii - Wikipedia

    en.wikipedia.org/wiki/Halocarpus_bidwillii

    Potentially toxic effects of mountain pine extract have also been studied in the germination of lettuce seeds. Foliage extracts from mountain pine significantly (p < 0.01) reduced germination when the extract came from both juvenile and adult pines, which did not differ from each other. [28] Aside from germination, both juvenile and adult pines ...

  4. Germination - Wikipedia

    en.wikipedia.org/wiki/Germination

    It is a measure of germination time course and is usually expressed as a percentage, e.g., an 85% germination rate indicates that about 85 out of 100 seeds will probably germinate under proper conditions over the germination period given. Seed germination rate is determined by the seed genetic composition, morphological features and ...

  5. Pinus strobus - Wikipedia

    en.wikipedia.org/wiki/Pinus_strobus

    Pinus strobus, commonly called the eastern white pine, northern white pine, white pine, Weymouth pine (British), and soft pine [2] is a large pine native to eastern North America.

  6. Silviculture - Wikipedia

    en.wikipedia.org/wiki/Silviculture

    Kittredge and Gervorkiantz (1929) [133] determined that removal of the aspen forest floor increased germination percentage after the second season in seed spots of both white pine and white spruce, in four plots, from 2.5% to 5%, from 8% to 22%, from 1% to 9.5%, and from 0% to 15%.

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  8. Pinus monophylla - Wikipedia

    en.wikipedia.org/wiki/Pinus_monophylla

    Open cone with empty pine nuts. The seed cones open to 6–9 cm (2 + 1 ⁄ 4 – 3 + 1 ⁄ 2 in) broad when mature, holding the seeds on the scales after opening. The seeds are 11–16 mm (7 ⁄ 16 – 5 ⁄ 8 in) long, with a thin shell, a white endosperm, and a vestigial 1–2 mm (1 ⁄ 32 – 3 ⁄ 32 in) wing.

  9. Pyrophyte - Wikipedia

    en.wikipedia.org/wiki/Pyrophyte

    Longleaf pine (Pinus palustris) is a pyrophile, depending on fire to clear the ground for seed germination. [4] The passage of fire, by increasing temperature and releasing smoke, is necessary to raise seeds dormancy of pyrophile plants such as Cistus and Byblis an Australian passive carnivorous plant. Imperata cylindrica is a plant of Papua ...