Important Flowering Plant Families of New York State
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Transcript of Important Flowering Plant Families of New York State
Important Flowering Plant Important Flowering Plant Families of New York StateFamilies of New York State
MonocotsMonocots
• About 25% of all flowering plants
• Leaves often narrow• Sessile, no petiole
• Parallel venation
• Floral parts in 3’s
OrchidaceaeOrchidaceae – Orchid Family
Pollinia
Stigma
JuncaceaeJuncaceae – Rush Family• 6 tepals surrounding an ovary that
develops into a capsule
• Stems typically round
• Two genera• Juncus
• Rushes• Luzula
• Wood Rushes
Capsule
Tepals
Prophylls
CyperaceaeCyperaceae – Sedge Family
• Carex• Largest group
• Scirpus
• Cyperus
PoaceaePoaceae – Grass Family
EudicotsEudicots
• >70% of flowering plants
• Leaves often broad
• Netted venation
• Floral parts typically in 4’s or 5’s
AsteraceaeAsteraceae – Aster Family
Golden Ragwort
RosaceaeRosaceae – Rose Family
• Strawberry• Blackberries and Raspberries• Black Chokeberry
FabaceaeFabaceae – Pea Family
• Clover
LamiaceaeLamiaceae – Mint Family
• Quadrangular stems • Opposite leaves• Bilabiate corolla• Four lobed ovary
RanunculaceaeRanunculaceae – Buttercup Family
• Fleece Vine • Ranunculus spp. – Buttercups
• Fruit a head of achenes
BrassicaceaeBrassicaceae – Mustard Family
• 4 sepals, 4 petals• Ovary 2-carpellate• 6 stamens
• 4 long• 2 short
• Dame’s Rocket• Cuckoo Flower• Annual Honesty
ApiaceaeApiaceae – Carrot Family
• Flower in umbels• Sweet Cicely
PolygonaceaePolygonaceae – Smartweed Family
• Stipules form a sheath on the stem• Water Smartweed• Japanese Knotweed
EricaceaeEricaceae – Heath Family
• Trees, shrubs or subshrubs
• Leaves typically• Alternate, firm,
shiny, dark green• Flowers often bell-
shaped• Leatherleaf• Blueberries
Violaceae – Violet Family
• Flowers with • two upper petals• two lateral petals,
sometimes bearded• one lower petal• Short or long spur
• Plants with all basal leaves or plants with leafy stems
Ferns and fern allies (Pteridophytes)
• Seedless vascular plants
• Ferns• Horsetails• Clubmosses