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) - 15:03, 30 March 2025
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
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 (1,100 words) - 09:09, 20 April 2025
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...
46 KB (4,649 words) - 18:01, 19 May 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
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...
147 KB (16,152 words) - 03:56, 19 May 2025
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) - 08:04, 12 April 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
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) - 16:27, 13 November 2024
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 (2,521 words) - 06:00, 10 May 2025
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) - 05:23, 31 October 2024
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
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...
15 KB (1,838 words) - 15:33, 24 April 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...
49 KB (6,754 words) - 07:23, 16 May 2025
diagram Floral formula Floral symmetry Whorl Fruit Anatomy Berry Capsule Nut Pyrena Seed Dispersal Endosperm Gametophyte Gynandrium Gynoecium Carpel Ovary Locule...
75 KB (7,969 words) - 09:35, 19 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
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 (7,020 words) - 23:18, 11 April 2025
earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
37 KB (4,058 words) - 12:56, 12 May 2025
earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
19 KB (2,162 words) - 07:30, 27 January 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) - 06:23, 3 April 2025
diagram Floral formula Floral symmetry Whorl Fruit Anatomy Berry Capsule Nut Pyrena Seed Dispersal Endosperm Gametophyte Gynandrium Gynoecium Carpel Ovary Locule...
8 KB (866 words) - 15:47, 14 May 2025
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) - 09:47, 4 May 2025
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) - 18:10, 13 May 2025
diagram Floral formula Floral symmetry Whorl Fruit Anatomy Berry Capsule Nut Pyrena Seed Dispersal Endosperm Gametophyte Gynandrium Gynoecium Carpel Ovary Locule...
110 KB (11,815 words) - 15:05, 14 April 2025
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) - 09:00, 10 May 2025
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
diagram Floral formula Floral symmetry Whorl Fruit Anatomy Berry Capsule Nut Pyrena Seed Dispersal Endosperm Gametophyte Gynandrium Gynoecium Carpel Ovary Locule...
27 KB (1,707 words) - 11:51, 13 May 2025
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
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) - 08:05, 9 November 2024
earth Other forms Bone bed Kerogen alginite oil shale Phosphate phosphorite Pyrena Related Mineral evolution In soil mineralization immobilization Ballast...
17 KB (1,907 words) - 07:53, 24 August 2023