PLB 304

PHYTOGRAPHIC TERMS

 

VEGETATIVE MORPHOLOGY

acuminate

acute

adventitious root

alternate leaves

apiculate

auriculate

axillary bud

cordate shape

corm

crenate margin

decussate leaves

deltoid shape

dentate margin

denticulate margin

elliptical shape

emarginate

entire margin

even-pinnate leaf

fibrous root

glabrous

glandular trichome

hastate shape

haustorial root

internode

lanceolate shape

linear shape

mucronate

node

oblique

obtuse

odd-pinnate leaf

once-pinnately compound leaf

opposite leaves

ovate shape

palmately compound leaf

palmate venation

parallel venation

peltate

perfoliate

petiole

petiolule

phylloclade

pinnate venation

prickle

pubescent

rachis

reniform shape

revolute margin

rhizome

sagittate

serrate margin

serrulate margin

simple leaf

simple trichome

sinuate margin

spine

stipule

stolon

tap root

tendril

terminal bud

ternate leaf

thorn

trifoliate leaf

truncate

tuber

twice-pinnately comp. leaf

undulate margin

whorled leaves

 

FLOWERS

actinomorphic

adnate

androecium

anther

apocarpous

aposepalous

bract

calyx

carpel

carpellate

compound ovary

connate

corolla

[diadelphous stamens]

didynamous stamens

dioecious

epigynous

epipetalous

filament

gynoecium

hypanthium

hypogynous

inferior ovary

locule

megasporophyll

microsporophyll

monadelphous

ovary

ovule

perianth

perigynous

petal

placenta

receptacle

sepal

staminate

staminode

stigma

style

superior ovary

sympetalous

synandrous

syncarpous

synsepalous

tepal

unisexual

whorl

zygomorphic

 

ANGIOSPERM LIFE CYCLE

alternation of generations

antipodal

cotyledon

diploid

double fertilization

egg

embryo

embryo sac

endosperm

fertilization

fruit

funiculus

fusion nucleus

gamete

gametophyte

generative nucleus

haploid

integument

megasporangium (=ovule)

megaspore

megasporocyte

meiosis

micropyle

microsporangium (=anther)

microspore

microsporocyte

mitosis

ploidy

polar nucleus

pollen

pollen tube

seed

sperm

sporophyte

synergid

tetrad

triploid

tube nucleus

zygote

 

 

 

 

PLANT & FLOWER SEX

bisexual/unisexual flower

complete/incomplete flower

dioecious

essential floral parts

monoecious

nonessential floral parts

perfect/imperfect flower

polygamous

 

FERNS

antheridium

archegonium

frond

heterosporous

homosporous

indusium

pinna (pl. pinnae)

prothallus

protonema

rachis

sorus (pl. sori)

sporangium

synangium

zygote

 

GYMNOSPERMS

archegonium

megagametophyte

megasporangium

microgametophyte

microsporangium

micropyle

nucellus

pollen

pollination droplet

strobilus (micro- & mega-)

 

INFLORESCENCES

axillary

basal (scape)

bract

catkin (ament)

corymb

cyme

determinate

dichasium

head (capitulum)

helicoid cyme

indeterminate

monochasium

panicle

pedicel

peduncle

raceme

sessile

spadix

spathe

spike

terminal

umbel

 

FRUITS

accessory fruit

achene

aggregate fruit

berry

caryopsis

dehiscent

drupe

endocarp

exocarp

follicle

fruit

hesperidium

indehiscent

legume

loculicidal capsule

mesocarp

multiple fruits

nut

nutlet

pepo

pericarp

pome

poricidal capsule

pyxis

samara

schizocarp

seed

septicidal capsule

silique