Doublequiz

Acer negundo family

Sapindaceae

Acer negundo diagnostic feature

branching starts very low on stem

Acer negundo leaf orientation

opposite

Acer negundo leaf division

pinnately compound

Acer negundo feature of maples

characteristic lobing

Acer negundo ovary

superior

Acer negundo bark

used to make tea to induce vomiting

Acer negundo leaf apex

acute

Acer negundo leaf character

abaxial side pale

Acer negundo inflorescence

raceme

Does Acer negundo have perfect flowers?

no

Is Acer negundo dioecious or monoecious?

dioecious

Acer negundo merosity

5-merous

Acer negundo male flower

green sepals with no petals

Acer negundo female flower

red sepals and no petals

Acer negundo fruit

samaroid schizocarps

Acer name meaning

sharp

Schizocarp

paired seedpod

Solanum dulcamara family

Solanaceae

Are all parts of Solanum dulcamara toxic

yes/true

Solanum dulcamara habit

herb and semi-woody vine

Solanum dulcamara annual or perennial

perennial

Solanum dulcamara stem when young

initially purple and pubescent

Solanum dulcamara stem when older

brown woody and less pubescent

Solanum dulcamara leaf positioning

alternate

Solanum dulcamara leaf division

simple compound

Solanum dulcamara leaf outline

triangular

Solanum dulcamara leaf lobing

one large central lobe and two smaller lateral lobes

Solanum dulcamara inflorescence

panicle

Solanum dulcamara flower symmetry

actinomorphic

Solanum dulcamara merosity

5-merous

Solanum dulcamara anther

poricidal dehiscent anther (buzz pollinated)

Solanum dulcamara pollination

buzz pollinated

Solanum dulcamara native or invasive?

invasive

Solanum dulcamara medical use

treat cellulite

Humulus japonicus family

Cannabaceae

Humulus japonicus annual or perennial?

annual

Humulus japonicus native or invasive?

invasive

Humulus japonicus growth rate

quick grower

Humulus japonicus prickles

retroflexed prickles

Humulus japonicus retroflexed prickle purpose

climbing

Humulus japonicus leaves

palmately lobed (3-5) lobes

Humulus japonicus leaf margins

dentate

Humulus japonicus dioecious or monoecious

dioecious

Humulus japonicus female flowers

short catkin with hairy bracts

Humulus japonicus male flower merosity

5-merous

Humulus japonicus male flower inflorescence

panicle

Humulus japonicus ovary

superior

Humulus japonicus fruit

achene

Humulus japonicus edible?

not choice

Humulus japonicus medical properties

anti-inflammatory

Laportea canadensis family

Urticaceae

Laportea canadensis can sting (true or false)

true

Laportea canadensis habit

herb

Laportea canadensis annual or perennial?

perennial

Laportea canadensis cause of sting

formic acid

Laportea canadensis part with formic acid

hollow trichomes

Laportea canadensis leaf shape

ovate

Laportea canadensis leaf margins

dentate

Laportea canadensis inflorescence

axillary cyme

Laportea canadensis monoecious or dioecious

monoecious

Laportea canadensis imperfect or perfect

imperfect

Laportea canadensis flower symmetry

actinomorphic

Laportea canadensis protandry

pistillate flowers towards apex

Laportea canadensis pistillate flower merosity

4-merous

Laporta canadensis staminate flower merosity

5-merous

Laportea canadensis fruit

achene

Laportea canadensis ovary

superior

Laportea canadensis nutrient content

high

Laportea canadensis prepare for consumption

apply heat and water or steam to denature acid

Laportea canadensis stinging helps with what?

arthritis

Laportea canadensis stems

fibrous for fibers and textiles

Matteuccia struthiopteris family

Onocleaceae

Matteuccia struthiopteris common name (ostrich fern)

shape of frond like feather

Matteuccia struthiopteris colonial habit

forms large colonies

Matteuccia struthiopteris stem

ascending to erect rhizome

Petiole (ferns)

stipe

Stem (ferns)

rhizome

Leaf (ferns)

frond

Matteuccia struthiopteris stipe feature

deep groove

Matteuccia struthiopteris leaf dissection

pinnatifid (once pinnate)

Leaflet (ferns)

pinna

Pinnatifid

deeply lobed or ½ pinnate

Matteuccia struthiopteris dimorphic or not

dimorphic

Matteuccia struthiopteris frond types

fertile and sterile

Matteuccia struthiopteris sporangea location

fertile fronds

Matteuccia struthiopteris fertile frond pinnae position

incurved and upcurved

Matteuccia struthiopteris edible stage

young fiddle heads

Matteuccia struthiopteris fiddlehead stem

U-shaped groove

Matteuccia struthiopteris fiddlehead scales

golden brown

Matteuccia struthiopteris stipe indument

golden-brown scales

Matteuccia struthiopteris fiddlehead \preparation

simmer to remove tannins

Monomorphic fern

fern with sporangea on nonspecialized leaves

Onoclea sensibilis family

Onocleaceae

Onoclea sensibilis spreading mechanism

creeping rhizome

Onoclea sensibilis leaf division

once-pinnate to pinnatifid

Onoclea sensibilis dimorphic or monomorphic

dimorphic

Onoclea sensibilis key feature

chlorophyllous spores

Rhus hirta family

Anacardiaceae

Rhus hirta habit

large terrestrial shrub or small tree