• Thumbnail for Pyrena
    A pyrena (/paɪˈriːnə/) or pyrene, commonly called a pit or stone, is the fruitstone within a drupe or drupelet produced by the ossification of the endocarp...
    5 KB (504 words) - 15:14, 28 May 2025
  • Thumbnail for Apricot kernel
    the fruit endocarp, which forms a hard shell around the seed called the pyrena (stone or pit). The kernel contains amygdalin, a poisonous compound, in...
    8 KB (839 words) - 18:37, 25 November 2024
  • Thumbnail for Drupe
    or flesh) surrounds a single shell (the pip (UK), pit (US), stone, or pyrena) of hardened endocarp with a seed (kernel) inside. Drupes do not split open...
    10 KB (943 words) - 07:58, 28 May 2025
  • Thumbnail for Prunus
    edible while the endocarp itself forms a hard, inedible shell called the pyrena ("stone" or "pit"). This shell encloses the seed (or "kernel"), which is...
    47 KB (4,664 words) - 06:42, 28 June 2025
  • of stoneworts). In botany, the term "nutlet" can be used to describe a pyrena or pyrene, which is a seed covered by a stony layer, such as the kernel...
    8 KB (786 words) - 23:54, 21 March 2025
  • Thumbnail for Olive
    Olives are harvested in the green to purple stage. O. europaea contains a pyrena commonly referred to in American English as a "pit", and in British English...
    149 KB (16,380 words) - 21:53, 30 June 2025
  • A nutlet is a small nut. Nutlet may also refer to: Pyrena or nutlet, a seed covered by a stony layer Nutlet or Oreshek, another name for Shlisselburg Fortress...
    217 bytes (61 words) - 15:17, 29 December 2019
  • Thumbnail for Diatomaceous earth
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    41 KB (4,409 words) - 06:23, 26 June 2025
  • Thumbnail for Rudraksha
    are also known as amritaphala (fruits of ambrosia).[citation needed] The pyrena of the fruit, commonly called the "pit" or "stone", is typically divided...
    28 KB (2,494 words) - 07:31, 26 May 2025
  • (medicine), a stone formed in the body, such as kidney stones or gallstones Pyrena, the hard seed-bearing kernel inside drupe fruits such as peaches and olives...
    4 KB (500 words) - 17:34, 28 February 2025
  • device Pulsed inductive thruster, a device used in spacecraft propulsion Pyrena or pit, the hard seed-bearing kernel inside drupe fruits such as peaches...
    4 KB (618 words) - 23:26, 8 April 2025
  • Thumbnail for List of culinary nuts
    release seeds; (e.g. hazelnuts) Drupes: seed contained within a pit (stone or pyrena) that itself is surrounded by a fleshy fruit (e.g. almonds, walnuts); Gymnosperm...
    36 KB (3,607 words) - 06:27, 28 June 2025
  • Thumbnail for Nacre
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    36 KB (3,925 words) - 12:46, 30 June 2025
  • Theodora (2013) (Oz the Great and Powerful) Zelena (2014) (Once Upon a Time) Pyrena (2017) (The Wicked Wizard of Oz) Mistress West (2017) (Emerald City) Langwidere...
    48 KB (6,760 words) - 06:02, 12 June 2025
  • Thumbnail for Fruit (plant structure)
    citrus where it is the only part consumed, or thick and hard as in the pyrenas of drupe fruits of the family Rosaceae such as peaches, cherries, plums...
    16 KB (1,944 words) - 23:24, 19 June 2025
  • Thumbnail for Photosynthesis
    diagram Floral formula Floral symmetry Whorl Fruit Anatomy Berry Capsule Nut Pyrena Seed Dispersal Endosperm Gametophyte Gynandrium Gynoecium Carpel Ovary Locule...
    110 KB (11,839 words) - 15:25, 24 June 2025
  • Thumbnail for Exoskeleton
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    18 KB (2,162 words) - 01:53, 26 May 2025
  • Thumbnail for Raceme
    diagram Floral formula Floral symmetry Whorl Fruit Anatomy Berry Capsule Nut Pyrena Seed Dispersal Endosperm Gametophyte Gynandrium Gynoecium Carpel Ovary Locule...
    6 KB (606 words) - 18:22, 1 June 2025
  • earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    41 KB (4,962 words) - 18:00, 22 May 2025
  • Thumbnail for Silicate
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    11 KB (1,257 words) - 18:10, 28 June 2025
  • Thumbnail for Almond
    a reticulated, hard shell (like the outside of a peach pit) called the pyrena. Inside the shell is the edible seed, commonly called a nut. Generally,...
    68 KB (7,003 words) - 04:58, 29 June 2025
  • Thumbnail for Flower
    diagram Floral formula Floral symmetry Whorl Fruit Anatomy Berry Capsule Nut Pyrena Seed Dispersal Endosperm Gametophyte Gynandrium Gynoecium Carpel Ovary Locule...
    82 KB (8,729 words) - 10:40, 2 July 2025
  • diagram Floral formula Floral symmetry Whorl Fruit Anatomy Berry Capsule Nut Pyrena Seed Dispersal Endosperm Gametophyte Gynandrium Gynoecium Carpel Ovary Locule...
    27 KB (1,727 words) - 06:26, 2 June 2025
  • Thumbnail for Mollusc shell
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    41 KB (4,893 words) - 14:15, 19 May 2025
  • Thumbnail for Seashell
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    41 KB (4,839 words) - 16:02, 6 February 2025
  • Thumbnail for Calcification
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    9 KB (925 words) - 14:58, 25 May 2025
  • Thumbnail for Cuttlebone
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    16 KB (1,651 words) - 14:58, 26 May 2025
  • Thumbnail for Pteridophyte
    diagram Floral formula Floral symmetry Whorl Fruit Anatomy Berry Capsule Nut Pyrena Seed Dispersal Endosperm Gametophyte Gynandrium Gynoecium Carpel Ovary Locule...
    18 KB (1,771 words) - 08:04, 11 March 2025
  • Thumbnail for Endoskeleton
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    16 KB (1,824 words) - 09:10, 25 May 2025
  • Thumbnail for Arthropod exoskeleton
    earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
    21 KB (2,346 words) - 22:58, 23 May 2025