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Field Botany-Reproductive Terms

amsykes's version from 2018-09-14 14:21

Section 1

Question Answer
The collective term for all of the outer sterile parts of the flower comprising the calyx and corolla when both whorls are presentPerianth
One unit of the outer whorl of the perianth that can be greenish or very showySepals (Calyx)
One unit of the inner whorl of the perianth that is usually colored and more or less showyPetals (Corolla)
Collective term for all the stamens of the flowerAndroecium
The unit of the androecium that is typically compared of an anther and a filament; the pollen producing part of a flowering plantStamen
The stalk of the stamen which bears the antherFilament

Section 2

Question Answer
The pollen bearing portion of a stamen that is composed of one of two pollen sacs joined to a connectiveAnther
Collective term for the carpels of the flowerGynoecium
More or less elongated part of the pistil between the stigma and ovaryStyle
The pollen receptive portion of a pistilStigma
The ovule bearing part of the pistilOvary
An integument megasporangium which turns into a seed after fertilizationOvule

Section 3

Question Answer
A flower with all four floral whorls including calyx, corolla, androecium, and gymnoeciumComplete Flower
A flower that is missing one or more floral whorls (calyx, corolla, androecium, and gymnoecium)Incomplete Flower
A flower that produces both pollen (male) and ovules (female)Perfect Flower
A flower that is either missing pollen or ovulesImperfect Flower
Having one or more stamens but no functional pistilStaminate Flower
Having one or more pistils but no functional stamensCarpellate (Pisoliate Flower)

Section 4

Question Answer
A sexual condition in which the flowers on a plant are perfectSynoecious
A sexual condition in which staminate and postulate flowers occur on the same individualMonoecious
A sexual condition in which staminate and postulate flowers occur on separate individualsDioecious
A sexual condition in which an individual plant produces both perfect and imperfect flowersPolygamous

Section 5

Question Answer
Not fused to part of the same type or whorl; the opposite of connateDistinct
The fusion of two or more structures of the same kind; the opposite of distinctConnate
The fusion of unlike parts; the opposite of freeAdnate
Not fused to other kinds of structures; opposite of adnateFree

Section 6

Question Answer
In two series; perianth with both calyx and corollaBiseriate
In one ring; perianth with sepals onlyUniseriate
Without petals or any trace of petalsApetalous
A calyx of connate sepalsSynsepalous
The connate portion of a synsepalous calyx between the spreading of lobes or limb and the base, varying in shape from disk-like to cup-shaped or long-tubularCalyx Tube
The separate sepal-tips of a synsepalous calyxCalyx Lobes
Falling at the time a flower opensCaduceus Sepals

Section 7

Question Answer
A corolla of distinct petalsApopetalous
A corolla of distinct petalsChoripetalous
The petals are connate into a tube or ring that fall together as a unitSympetalous
Sympetalous; a corolla of connate petalsGameopetalous
The number of petals can be combined with this suffix to describe the corolla"-merous"
Dicot corollas4-merous or 5-merous

Section 8

Question Answer
The stalk or constricted basal portion or a petal or sepalClaw
A flattened, expanded part of a leafBlade
A cylindrical part of a sympetalous corolla below the throat; the connate part of a synsepalous calyxTube
The expanded part of a sympetalous corolla between the tube and the limbThroat
The expanded flat part of an organ particularly the spreading loves of a sympetalous corollaLimb
Actinomorphic; regular; parts in a perianth whorl all alike with 2 or more lines of symmetryRadially Symmetry
Zygomorphic; irregular with only one line of symmetryBilateral Symmetry
Shape of sympetalous corolla or calyx with lobes oriented in two groups; two-lippedBilabiate
The abaxial portion of a bilabiate corolla or calyxLower Lip
The adaxial portion of the limb of a bilabiate corollaUpper Lip

Section 9

Question Answer
A corolla, calyx, involucre, etc. with little to no change in diameter from base to apexTubular
Used to describe a corolla (calyx, hypanthium, involucre) with the shape of a tunnel, the tube slender, the treat gradually widening upwardFunnel Form
Used to describe a corolla (calyx, hypanthium, involucre) with the shape of a bell; the tube very short or absent and the treat greatly expandedCampanulate
Urn shaped used for corollas, involucres, etc. that are short and broad but narrow both at the apex and baseUrceolate
Used to describe a corolla (calyx, hypanthium, involucre) with a slender tube and an abruptly expanded, flat limbSalverform
Wheel shaped; used to describe a corolla (calyx, hypanthium, involucre) with a very short or obsolete tube and a flat, circular limbRotate

Section 10

Question Answer
The stalk of the stamen which bear the antherFilament
The pollen bearing portion of a stamenAnther
The structures produced in anther or microsporangiate cones that results from the maturation a microsporePollen
The portion of an anther between the pollen sacsConnective
Sterile stamen that does not produce pollenStaminodes

Section 11

Question Answer
Stamens with filaments connate into a tube surrounding the ovary and styleMonadelphous
A stamen arrangment characteristic of most papilionoid Fabaceaein which 9 stamens are connate by their filamentsand the tenth distinctDiadelphous
Stamens that are individually adnate to the corollaEpipetalous
A structure derived by adenation of bases of the perianth elements and stamensHypanthium
Stamens positioned between the petals or in line with sinuses of a lobed, sympetalous corollaAlternate Stamens
Stamen positioned directly infant of petals or lobes of a sympetalous corolla Opposite Stamens

Section 12

Question Answer
A gymnoecium composed of 1 carpelMonocarpous
A gymnoecium composed of 2 more wholly distinct carpels that are usually considered to be of primitive conditionApocarpous
A gymnoecium that includes carpels that are connate in a single unitSyncarpous
The inner most parts of a complete flower with unfolded or inroad margins bearing one or more ovules on the insideCarpel
The visual unit of the gymnoecium, composed of stigma, style, and ovary that consists of one or more carpelsPistil
Single placentaSimple Pistil
2 or more connate carpelsCompound Pistil

Section 13

Question Answer
A type pf placentation found only in simple pistils in which the ovules are attached to the folded margins of the carpelMarginal
A placentation type found in compound ovaries in which the placenta area of the ovary is attached to an axis derived from the connate margins of the component carpelsAxile
A placentation type found in compound ovaries in which placental area are attached to the side walls of the ovariesParietal
A placentation type found in simple and compound ovaries in which one or more seeds or ovular attached to the bottom of the ovaryBasal
A placentation type found in the compound ovaries with only 1 local in which ovules are attached to a free-standing axis in the middle of the ovary and septa are absentFree-Center
Chamber inside of the ovary, sometimes filled with are and sometimes filled with various kinds of juicy or fleshy tissuesLocules
A partition that divides a compound ovary into 2 or more loculesSepta

Section 14

Question Answer
An ovary that is not adnate to the bases of the other flower partsSuperior Ovary
All flowers have a superior ovaryPerigynous
Calyx and other whorls adnate to the lower half of the ovaryHalf Inferior Ovary
Condition that results from adenation of the outer whorls of the flower to the ovary wallInferior Ovary
Secreted a fluid containing sugars and amino acids Nectaries
Nectary glands not associated with flowers (ex. leaves)Extra floral nectary

Section 15

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