Systematic Botany

47 terms by aco53

Create a new folder

Advertisement Upgrade to remove ads

fruit

mature ovary

pericarp

wall of a mature ovary

exocarp

outer layer of fruit wall or pericarp

mesocarp

middle fleshy/pulpy

endocarp

inner layer like pit or stone

seed

mature ovule

dehiscent

dry, open at maturity and seed comes out

indehiscent

fleshy, don't release seed at maturity

drupe

outer part is soft can be leathery/fibrous, center has one or more hard pits or stones, consisting of a bony endocarp, examples are peach, olive, avocado

berry

fruit formed from 1 compound ovary and few to many seeds, examples are tomato, kiwi, grape, and banana

hesperidium

berry like fruit covered with a thick leathery rind w/ locules filled with fleshy hairs, examples are orange

pepo

fruit derived from a compound inferior ovary in which the outer wall becomes hard and tough, examples are watermelon and cucumber

multiple

fruit made up of more than 1 flower usually with superior ovaries, examples are pineapple, fig (synconium), and mulberry

pome

fruit formed from a compound inferior ovary in which receptacle or calyx tube becomes thick and fleshy, examples are apple and pear

aggregate

fruit with receptacle that is not especially fleshy that has several to many pistils that become a fleshy drupe, example is a blackberry

accessory

fruit made up of succulent receptacle covered with several to many pistils, each forming a dry achene like fruit, example is a strawberry

rose hip

a cluster of achenes surrounded by a hypanthium or cup-shaped receptacle

achene (cypsela)

one locule/seed, attaches to pericarp in only one point

caryopsis/grain

one locule/seed, seed attached at all sides of pericarp

nut

one locule/seed with hard coat

acorn

one locule/seed, hard coat with cap, persistent bracts

samara

one locule/seed, winged achene

schizocarp

one locule/seed, fruit with two or more seeded carpels that separate from each other leaving a connection between them

circumscissle/pyxis

capsule that opens by lid formed along horizontal suture

poricidal

capsule that has pores at top

septicidal

capsule that splits at the septa

loculicidal

capsule that splits along middle of locule

legume

splits along middle on both sides

follicle

one celled, one carpellate fruit, splits one one side only

loment

single carpel breaks transversely into one-seeded segments

silique

long, with length more than two times width; 2 locular fruit splitting with each half or valve separate from one another so that septum is left behind

sillicle

short, 2 locular fruit splitting with each half or valve separate from one another so that septum is left behind

orbicular

long petiole attaching to rhizome (in Nymphaeaceae)

staminodes

nectar or odor producing appendages

hypogynous

the sepals, petals, and stamens are attached to the receptacle below the ovary

dioecious

having male and female reproductive organs in separate plants or animals

dichotomous

divided or dividing into two sharply distinguished parts or classifications

perigynous

superior ovary, all outer whorls fuse to form a cup-shaped hypanthium below the ovary

xerophytic

adapted to aridity

aeroles

very reduced branches

glochids

irritating hairs

orcea

petiole base at sheathing stipule

quincunical aestivation

2 tepals in, 2 tepals out, and one half in and one half out

excurrent branching

central axis and smaller lateral branches

decurrent petiole

extends down from points of attachment

arils

any appendage or thickening of the seed coat

caruncle

oily body collected for food in ant dispersal

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set