|
Tri-
|
A prefix meaning three. |
|
|
Triad
|
In palms, a group (structurally a short cincinnus) of two lateral staminate flowers and a central pistillate flower. |
|
|
Trichilium (plural = trichilia)
|
A pad of densely clustered trichomes located at the abaxial base of the petiole of some species of Cecropia (Cecropiaceae) and containing Muellerian bodies that are a source of food for ants. |
|
|
Trichome
|
A hair-like outgrowth of the epidermis. In botany, trichome is preferred over the use of hair. |
|
|
Trichome
|
A hair-like outgrowth of the epidermis. In botany, trichome is preferred over the use of hair. |
|
|
Trichomes
|
Any structure arising from the epidermis (surface) of a plant; the equivalent to hairs in an animal. |
|
|
Trichomes in axillary tufts
|
Trichomes (the equivalent of hairs in the animal kingdom) usually located in the axils between the midribe and the secondary veins, e.g., in Quercus velutina (black oak). |
|
|
Trichosclereid
|
A branched schlerenchymatous cell with thin, hairlike extensions into the intercellular spaces. |
|
|
Trichotomy
|
A division into three parts. |
|
|
Tricolpate
|
Referring to a pollen grain with three colpi. |
|
|
Tricolporate
|
Referring to a pollen grain with three pores situated within three colpi. |
|
|
Tricomas
|
Cualquier estructura que emerge de la epidermis (superficie) de una planta. Equivalente a pelos en los animales |
|
|
Tricomas Malpighiáceos
|
Pelos unicelulares, adpresos y unidos en la mitad a una superficie; común en las Malpighiaceae, en las que pueden ser en forma de "T" o "Y" |
|
|
Tricomas T
|
Se refiere a los tricomas con forma de "T" o "Y", que están unidos en la mitad por un pedículo |
|
|
Tridioecious
|
Referring to the sexual condition of a species that bears only staminate flowers on some plants, only pistillate flowers on some plants, and staminate plus pistillate flowers or bisexual flowers on other plants. |
|
|
Trifid
|
Split into three parts. |
|
|
Trifoliolate
|
With three leaflets. |
|
|
Trigger hairs
|
Extensions placed at the opening (trap door) into the bladder of bladderworts (Utricularia sp.) which, when touched by prey cause the trap door of the bladder to open causing the prey to be sucked into into the bladder. The prey is decomposed and its nutrients, such as nitrogen, are assimilated by the plant. |
|
|
Trigonous
|
Three-angled. |
|
|
Trilocular
|
With three locules; e.g., an ovary. |
|
|
Trimonoecy (trimonoecious)
|
Referring to the sexual condition of a species that bears staminate, pistillate, and bisexual flowers on the same plant. Same as polygamomonoecious. |
|
|
Trinucleate pollen
|
Referring to pollen grains that have three nuclei when shed from the anthers. Compare with binucleate pollen. |
|
|
Tripinnately compound leaf
|
A compound leaf divided into three parts, each of which is pinnately compound. |
|
|
Triplivenation
|
With three ± equal, longitudinal veins departing from the base of a leaf blade. |
|
|
Triquetrous
|
Triangular in transverse section. |
|
|
Trisect
|
Divided into three parts. |
|
|
Tristichous
|
Three-ranked or in three rows. Compare with distichous and polystichous. |
|
|
Tristyly (tristylous)
|
The condition in which three different style lengths and corresponding stamen lengths are found in the same species, the flower morphs are short styled, intermediate styled, and long styled. |
|
|
Tronco
|
Tallo principal de un árbol |
|
|
Tropics
|
Referring to that part of the earth ibetween the Tropic of Cancer at 23 degrees 27 minutes N and the Tropic of Capricorn at 23 degress 27 minutes S. These are the northern and southern latitudes at which the sun can be directly overhead at some time during the year. |
|
|
Trullate
|
Trowel-shaped. |
|
|
Truncate
|
Referring to an apex or base of a two dimensional structure, such as a leaf, bract, or petal, that terminates abruptly in a nearly straight horizontal edge. |
|
|
Truncate fruit base
|
An ovary or a fruit which abruptly turns inward from the calycine rim to the pedicel/hypanthium. Same as infracalycine zone truncate. |
|
|
Trunk
|
The main stem of a tree, including buttresses, prop roots, etc. Compare with bole. |
|
|
Trunk
|
In trees, the unbranched portion of the plane, i.e., the first order of branching. Same as bole. |
|
|
Trunk buttressed
|
An outgrowth at the base of a tree trunk that does not completely surround the tree. |
|
|
Trunk cylindrical
|
A trunk that is in the form of a cylinder all of the way to the ground. |
|
|
Trunk swollen
|
A trunk that is expanded all around the base without forming distinct buttresses. |
|
|
Tube
|
A chamber formed by the fusion of separate parts; e.g., the corolla tube or the tube of the spathe in Araceae. |
|
|
Tuber
|
An underground, swollen part of a stem or a root that functions in food storage. |
|
|
Tubercle
|
The modified and persistent style base of some Cyperaceae. |
|
|
Tuberculate
|
Covered with pointed warty outgrowths; e.g., the fruit of Canna indica (Cannaceae). |
|
|
Tuberculate hypanthium
|
Refers to a hypanthiuim covered with warty, pointed outgrowths. |
|
|
Tubo corolino
|
Es la parte inferior de una corola gamopétala, donde los pétalos están fusionados |
|
|
Tubo de la corola
|
Es la parte baja fusionada de una flor gamopétala. |
|
|
Tubo del cáliz
|
Parte baja fusionada de un cáliz gamosépalo. En las Ericaceae con ovarios inferiores, es la porción proximal del cáliz que está fusionado con la pared del ovario que es lo mismo que el hipantio en otras plantas con flores. |
|
|
Tunic (tunicate)
|
The outer, dry and papery covering of a bulb or corm (possessing a tunic). |
|
|
Turbinate
|
Obconical or top-shaped. |
|
|
Turion
|
A bud or shoot characteristic of aquatic plants that enables them to overwinter. |
|
|
Tussock
|
A dense clump or tuft of herbaceous stems formed by some species of grasses (Poaceae) and sedges (Cyperaceae). |
|