Pinching
Cадовые термины
Removal of the shoot tip to stop its further growth.
Glossary of terms
A reference section with categories and short explanations.
Vascular systems
Специальные термины
The plant's vessels through which nutrients dissolved in water are transported upward, and waste substances downward. Thanks to them, systemic delivery of insecticides to all parts of the plant is possible.
Vascular bundle
Термины кактусовода
A system of several types of tissues interconnected with one another that perform the function of conducting water and nutrients through the plant, in other words — the assemblage of conductive, mechanical, meristematic, and parenchymatous…
Derived seeds
Термины кактусовода
Seeds obtained outside the plant's native range.
Seed germination (radicle emergence)
Термины кактусовода
See seed germination.
Proliferation (prolification)
Термины кактусовода
The formation of a plant organ from another organ whose development has ended. For example, the sprouting of a flower or fruit, resulting in the appearance on them of a shoot, a new fruit, or a flower.
Seed germination
Термины кактусовода
The transition of seeds from a state of dormancy to active development, which begins with swelling of the seed, rupture of the testa and the emergence of the root.
Germination
Термины кактусовода
A set of technological measures that facilitate the germination of seeds during sowing.
Germinated seeds
Термины кактусовода
Seeds in which the embryonic root (radicle) has appeared, but the embryonic stem (the subcotyledonary swelling or hypocotyl) has not yet developed.
Single flower
Термины фиалковеда
A type of flower that has five petals (for example, in Ness'' Blueberry Kiss).
Simple flowers
Специальные термины
Flowers that have a small number of petals. Often pollen can be found on the pot in which they grow.
Prototype
Термины кактусовода
Presumed ancestral (mother, progenitor) form from which the other species of this group may have originated.
Erect stem
Термины кактусовода
Standing perpendicular to the substrate.
Psammophytes
Термины кактусовода
Plants adapted to living in sandy habitats, able to resist being blown away and being buried.
Pseudo-Gothic
Ландшафтные термины
An artistic style, a variety of Romanticism that spread in Europe in the late 18th and early 19th centuries. It influenced the architecture of park structures that imitated medieval Gothic buildings — “knightly” castles, fortresses, etc. (…
Pseudocephalium
Термины кактусовода
A specific formation on the lateral surface of stems in their upper part, forming a dense pubescence of areoles. It differs from a true cephalium in that the ribs are not modified and the areoles do not become closely spaced.
Pulp
Термины кактусовода
The flesh of a juicy fruit.
Anther
Специальные термины
The upper part of the stamen, the pollen sac.
Flower border
Ландшафтные термины
A flower bed in the form of a narrow strip along an avenue or path; planted in multiple rows with one or several species of annual plants.
Hybrid varieties
Специальные термины
Grown by crossing male and female cells.
Variety
Термины кактусовода
A taxonomic unit accepted in botany, referring to a group of individuals of a single species that have stable morphological deviations from the "typical" species, which are of minor importance. It occupies a position between subspecies and…
Variety
Специальные термины
Diversity of plants within a single family.
Nomenclatural rank
Термины кактусовода
Term referring to the determination of the level in the hierarchy of plant groups during their classification and categorization.
Rarity
Термины кактусовода
Rarity, a rare specimen; an exceptionally rare plant both in terms of being held in collections and of occurring in natural conditions.
Deciduous plant
Специальные термины
Plants that lose their leaves at the end of the growing season.
Vegetation
Термины кактусовода
The assemblage of plant communities (phytocoenoses) of the planet or its parts.
Regeneration
Термины кактусовода
Restoration by a living organism of lost body parts.
Sparse stand
Ландшафтные термины
A park stand with low vertical canopy closure, whose characteristic feature is the absence of undergrowth. Allows creation of deep perspectives.
Reduction
Термины кактусовода
Decrease in size of plant organs or tissues.
Radish-like roots
Термины кактусовода
(Not napiform) thickening of the taproot.
Relict plants
Термины кактусовода
Dying out; surviving in small numbers.
Replantation
Термины кактусовода
Engraftment (survival) of a detached organ.
DNA replication
Термины кактусовода
(From Latin replicatio - repetition) - the process of self-replication of macromolecules of nucleic acids before cell division, ensuring the accurate copying of genetic information.
Plant reproduction
Термины кактусовода
Reproduction of individuals through the process of propagation.
Receptaculum
Термины кактусовода
(Lat. term receptaculum - receptacle - the axis of the flower on which the sepals, petals, stamens, carpels are arranged) - a term used by many cactologists to denote the receptacle specific to all higher cacti.
Recessive
Термины кактусовода
(From Latin recessus - retreat, removal) - an allele whose phenotypic expression in the heterozygote is masked by the dominant allele.
Reciprocal crosses
Термины кактусовода
(From Latin reciprocus - mutual) - two crosses characterized by a mutually opposite combination of the trait under study and the sex of the forms participating in these crosses.
Rhizoctoniosis
Термины кактусовода
Fungal disease of cacti.
Genus
Термины кактусовода
The primary supraspecific taxonomic category that groups phylogenetically closely related species.
Genus
Специальные термины
The main taxonomic rank above the species that groups phylogenetically closely related species.