amphistom(at)ic |
= amphistomatous |
architecture |
foliaceous structure |
Having stomata on both the adaxial and abaxial surfaces. |
amphimictic |
|
reproduction |
taxon, plant |
Reproducing sexually. |
amphicarpous |
= amphicarpic |
architecture |
plant |
Producing two morphologically or phenologically different types of fruit. |
amphicarpic |
= amphicarpous |
architecture |
plant |
Producing two morphologically or phenologically different types of fruit. |
amphibious |
|
habit |
plant |
Able to live in either aquatic or terrestrial habitats; e.g., adapted to periodic inundation on floodplains. |
amentate |
= catkinate |
architecture |
inflorescence |
Comprising one or more aments. |
ament |
= catkin |
nominative |
inflorescence |
Elongate, more or less flexible and spike-like, often unisexual, the central axis bearing numerous diminutive flowers inserted either singly or in cymules, the pedicels or secondary axes subtended by small, paleaceous bracts or scales, the whole often deciduous as a unit. |
alveolate |
= honeycombed |
relief |
|
Having generally uniform, regularly and closely disposed, transversely polygonal depressions overall, the pattern resembling the external aspect of a honeycomb. |
alternate 2 |
|
arrangement |
structures in multiple whorls |
Having those of each whorl staggered radially in relation to those of the adjacent whorl(s). |
alternate 1 |
|
arrangement |
|
Inserted singly along the axis, each at a different level and each diverging on a different radius than the ones next above and below. |
almondy |
= hydrocyanic |
odor |
|
Pungently fruity like almonds, due to the presence of hydrocyanin or a closely related compound. |
allomictic |
= allogamous, cross-fertilizing, exogamous, xenogamous |
reproduction |
taxon |
Having fertilization regularly involving gametes derived from different plants. |
allogamous |
= allomictic, cross-fertilizing, exogamous, xenogamous |
reproduction |
taxon |
Having fertilization regularly involving gametes derived from different plants. |
allagostemonous |
|
architecture |
flower, androecium |
Having the stamens inserted alternately upon petals and the receptacle. |
alete |
|
architecture |
spore |
Lacking a tetrad scar (surficial ridge or angle resulting from coherence with others produced from the same spore mother cell). |
albumen |
= endosperm |
STRUCTURE / SUBSTANCE |
|
A genetically triploid (3n chromosomes) nutritive tissue in a seed; containing stored carbohydrate and/or oil utilized by the embryo prior to and especially upon germination; derived from fusion of the two polar nuclei (n + n chromosomes) of the embryo sac with a sperm nucleus from the pollen tube (n chromosomes). See also perisperm. |
alate 2 |
= saccate, vesiculate, winged |
architecture |
pollen grain |
Having lateral lobes or enations that resemble sacs or somewhat inflated wings. |
alate 1 |
= winged |
architecture |
|
Having one or more elongate, relatively thin protrusions or appendages that resemble wings. |
ala 2 pl. alae |
= wing |
STRUCTURE |
|
One of the two lateral petals in a papilionaceous corolla. |
ala 1 pl. alae |
= wing |
STRUCTURE |
|
Any elongate, relatively thin protrusion or appendage. |
akene |
|
nominative |
fruit |
See achene. |
aggregate fruit |
|
nominative |
fruit |
Compound and derived from the two or more simple, superior ovaries of a single apocarpous flower; the ovaries connate, coherent, or contiguous in the fruit, the whole with or without accessory tissue. |
agglomerate |
= glomerate |
architecture |
inflorescence |
Comprising one or more glomes. |
agamospermous |
< apomictic, asexual |
reproduction |
taxon, plant |
Producing viable embryos (in seeds) asexually. |
aestivation |
|
CHARACTER |
|
Disposition of perianth (undifferentiated), calyx, or corolla members in the bud. |