Introduction To Wetland Plant Identification Webinar

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Introduction toWetland PlantIdentificationWebinarAssociation of State Wetland Managers & EPARegion 7Joseph S. Ely, Ph.D.University of Central MissouriDepartment of Biology and Agriculture1 June 2017

Tour of Wetlands

Is this Missouri?

Allred Lake Natural Area, SE MissouriTupelo-Bald Cypress SwampNyssa aquatica and Taxodium distichum

Pin Oak Slough Natural Area, Knob Noster State Park, MOPin oak - Button Bush Quercus palustris - Cephalanthusoccidentalis

Saline Seep, Blue Lick Conservation Area, MO Spartinapectinata prairie cordgrass

Oxidized Rhizospheres

Saline Valley Conservation Big Buffalo Creek Fen,Big Buffalo Creek ConservationArea, Spring and seepArea

Otter Slough Conservation Area, MOHymenocallis caroliniana spider lily

Outline1. Wetland Tour2. Plant Habit3. Plant Organs & Characteristics1) Roots2) Stems3) Leaves4. Reproductive Organs1) Cones2) Flowers5. Dichotomous Key1) Major Plant Groups2) Selected Monocot and Dicot Families

Bryophytes (Mosses,Liverworts & Hornworts)Pteridophytes – Vascular seedless plants(Ferns, Equisetum spp. and Lycopodium spp.)Gymnosperms – Woody cone bearing Angiosperms –The flowering Plantsplants with naked seeds (Pinaceae, (Monocots and Dicots)Cupressaceae)

Tools for the Identification ofWetland Plants A plant to identify (preferably fresh-not herbariumspecimen) 10 x hand lens or Stereoscopic (Dissecting)Microscope Single edge razor blade and a pair of dissectingneedles Dichotomous Key (we will use these later on) State or regional Flora (often with DichotomousKeys)

Vegetative & ReproductiveMorphologicalCharacteristics needed toIdentify Wetland Plants

Type of RootsFibrousTap

Phalaris arundinaceaSagittaria latifoliaCrocus chrysanthus

Terminal BudBud ScalesLateral BudNodeInternodeVascularBundleScarsNodeLeaf ScarLenticel

ChamberedTendrilsSolidDiaphragmedSpur ShootsHollowThornsPricklesSpines

Leaf Morphology and Phyllotaxy (leaf arrangement on Stem)

Leaf Shape, Venation, and Margins

Leaf Shape, and Margins

Leaf Apices

Leaf Bases

Leaf Surfaces

Gymnosperm and Angiosperm Reproductive StructuresGymnosperms – Woody cone bearingplants with naked seeds (Pinaceae,Cupressaceae)Angiosperms –The flowering Plants(Monocots and Dicots)

Gymnosperm Reproductive Structures

Angiosperm Basic Reproductive Structureshttp://www2.puc.edu/Faculty/Gilbert Muth/art0021.jpgHypanthium is a tubular outgrowth of the receptacle or corolla tube

Bryophytes (Mosses,Liverworts & Hornworts)Pteridophytes – Vascular seedless plants(Ferns, Equisetum spp. and Lycopodium spp.)Gymnosperms – Woody cone bearing Angiosperms –The flowering Plantsplants with naked seeds (Pinaceae, (Monocots and Dicots)Cupressaceae)

Major Plant Group Dichotomous Key1. Plants lacking vascular tissue, roots, stems, leaves, and seeds; mainly reproducing by spores;gametophyte green and photosynthetic and dominant phase of life-cycle, Sporophyte nonphotosynthetic and dependent on the Gametophyte – BRYOPHYTES (Mosses, Liverworts andHornworts).1. Plants possessing true roots, stems and leaves; vascular tissue present; reproducing by sporesor seeds; sporophyte is dominant phase of the life-cycle ------------------------------------------ 22. Plants not producing flowers or seeds, mainly reproducing by spores; gametophyte andsporophyte generations independent at maturity (gametophytes sometimes subterranean,very small, or included in the spore wall) ------------------- PTERIDOPHYTES (Fern and Fern Allies)2. Plants reproducing by seeds; gametophytes reduced and enclosed entirely within tissues ofthe sporophyte at maturity, not independent ----- 33. Flowers not produced; ovules not enclosed in an ovary, instead borne on the surfaceof a scale, the scales commonly grouped into a strobilus (cone), this becoming more-or-lesswoody in texture or berrylike at maturity; plants shrubs or trees with needlelike or scalelikeleaves ------------------------------------------------- GYMNOSPERMS3. Flowers are produced; ovules enclosed in an ovary, this becoming a fruit at maturity;plants herbs, shrubs, or trees with variously shaped leaves (if leaves all scale like orneedlelike, then the plant is an herb) ---------------------------------------------- 4 (ANGIOSPERMS)

Major Plant Group Dichotomous Key4. Flower parts (sepals, petals, stamens and pistils) or the perianth whorls mostly withmultiples of 4 or 5 parts (rarely none); leaves often lacking sheaths, mostly with pinnate,palmate, or netted venation, the main veins usually not parallel and not joined only at thebase and tip of the leaf blade; cotyledons usually 2 ------------------------------- DICOTS4. Flower parts (sepals, petals, stamens and pistils) or perianth whorls mostly 3 or multiples of3 (in flowers with modified perianth structure, such as grasses and sedges, the stamensand/or stigmas often in multiples of 3); the main veins usually parallel, joined at the baseand tip of the leaf blade, the smaller veins parallel or forming a network; cotyledon 1 or lesscommonly absent; stem usually not forming a ring (appearing as 1 or more rings in groupswith hollow stems) ------------ MONOCOTS

MonocotDicot MonocotDicot

A Modification of the Key to Groups of Wetland Plants inthe Midwest*1. Plants vascular or non-vascular, reproducing by spores, not seeds ---------------------- 21. Plants reproducing by seeds (naked or enclosed in an ovary), herbaceous or woody,reproductive structures either through cones or flowers --------------------------------------- 32. Plants lacks vascular tissue; roots, stem and leaves absent ------------------ Bryophytes2. Plants with vascular tissue; roots, stem and leaves present --------------- Pteridophytes3. Plants woody; naked seeds born on a scale in a woody cone ---------- Gymnosperms3. Herbaceous or woody plants that maybe aquatic or terrestrial with flowers (eithershowy or reduced); seeds borne within the ovary; fruits are produced ---------------- 4(Angiosperms or Flowering Plants)4. Parallel veins; flower parts usually in 3's or multiples there of --------- 5 (Monocots)4. Netted leaf veins; flower parts usually in 4's or 5's or multiples there of --- 7 (Dicots)

Monocot Key5. Plants without apparent sepals and petals or perianth, each flower associated with(often hidden) by scales or scale like structures with flowers arranged in spikelets ------- 66. Leaves 2-ranked, the sheaths usually open; Stems typically hollow, round or flat (nottriangular) and jointed; stamens with the anther attached to the middle with thefilament ------------------------ Poaceae (Grasses)6. Leaves 3-ranked, sheaths closed (maybe ruptured); stems typically triangular orround; stamens attached at the base of the filament ------------- Cyperaceae (Sedges)5. Flowers with normal sepals and petals (green or brown in Juncaceae), not arranged inspikes or spikelets --------------------- other Monocots

Poaceae habit and MorphologyNote leaves are two-ranked along the stem

Poaceae Inflorescence, Spikelets and Florets

Agrostis stolonifera L.creeping bentgrass

Arundinaria gigantea (Walter)Muhl. giant cane

Chasmanthium latifoliumMichx.) Yates river oats

Cinna arundinacea L. sweet woodreed

Dichanthelium clandestinum (L.) Gould deertongue

Dichanthelium acuminatum (Sw.) Gould & C.A. Clark(tapered rosette grass)

Panicum rigidulum Bosc ex Nees redtop panicgrass

Panicum virgatum L. switchgrassSteve Hurst, hosted by the USDA-NRCS PLANTS Database

Sphenopholis obtusata (Michx.) Scribn. prairie wedgescaleDouglas Ladd, hosted by the USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwest wetland flora: Fieldoffice illustrated guide to plant species. Midwest National Technical Center, Lincoln.

Echinochloa muricata (P. Beauv.)Fernald rough barnyardgrass

Glyceria striata (Lam.) Hitchc.fowl mannagrass

Leersia oryzoides (L.) Sw. rice cutgrassSteve Hurst, hosted by the USDA-NRCS PLANTS Database

Paspalum fluitans (Elliott) Kunth horsetail paspalumDouglas Ladd, hosted by the USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwest wetland flora: Fieldoffice illustrated guide to plant species. Midwest National Technical Center, Lincoln.Jose Hernandez, hosted by the USDA-

Phalaris arundinacea L.reed canarygrassSteve Hurst, hosted by the USDA-NRCS PLANTS DatabasRobert H. Mohlenbrock, hosted by the USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwestwetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln.Sheri Hagwood, hosted by the USDA-NRCS PLANTS Database

Phragmites australis (Cav.) Trin. ex Steud. common reedRobert H. Mohlenbrock, hosted by the USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwestwetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln.

Steve Hurst, hosted by the USDA-NRCS PLANTS DatabasePoa compressa. L Canada bluegrass

Spartina pectinata Bosc ex Link prairie cordgrass

Cyperaceae Inflorescence, Spikelets and Flowerleaves are three-ranked alongthe stem (stem typically triangular)

Carex conjuncta

Carexfrankii

Carexgranularis

Carex hyalinolepis

Carexlupulina

Carex radiata

Carex squarrosa

Carextribuloides

Carexvulpinoidea

Eleocharis obtusa (Willd.) Schult.blunt spikerushSteve Hurst, hosted by the USDA-NRCS PLANTS Database

Alisma subcordatum Raf.American water plantainRobert H. Mohlenbrock, hosted by the USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwestwetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln.

Juncaceae3 stigmasstamenspetalssepals

Steve Hurst, hosted by the USDA-NRCS PLANTS DatabaseJuncus effusus L.common rush

Juncus dudleyi WiegandDudley's rush

Typha angustifolia L.narrowleaf cattail Staminateand pistillate portions separatedTypha latifolia L. broadleafcattail Staminate and pistillateportions continuous

Dicot Key7. Plants are woody (Trees, shrubs, vines; stems woody) ------------------------- Woody Dicots(not discussed here)7. Plants are herbaceous; stems not woody -------- 88. Leaves compound; divided into distinct leaflets -------- Dicots with Compound Leaves8. Leaves single and entire and not compound - 99. Most or all the leaves opposite or whorled -- Dicots with Opposite or Whorled Leaves9. Most or all the leaves alternate ---------------------------- Dicots with Alternate Leaves

Rosaceae – Rose FamilyAgrimonia pubescensAgrimonia parviflora

Geum canadense Jacq. white avenst H. Mohlenbrock, hosted by the USDA-NRCS PLANTS Database / USDA SCS.Midwest wetland flora: Field office illustrated guide to plant species. Midwestnal Technical Center, Lincoln.Rosaceae – Rose Family

Robert H. Mohlenbrock, hosted by the USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwestwetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln.Amphicarpaea bracteata (L.) FernaldAmerican hogpeanutApios americana Medik. groundnutFabaceae – Bean Family

Senna marilandica (L.) LinkMaryland sennaFabaceae – Bean Family

Bidens frondosa L. devil'sbeggartickAsteraceae – Composite orAster FamilyRobert H. Mohlenbrock, hosted by the USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwestwetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln.

Robert H. Mohlenbrock, hosted by the USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwestwetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln.Apiaceae – Carot FamilyCicuta maculata L. spottedwater hemlock

Apiaceae – Carot FamilyChaerophyllum procumbens(L.) Crantz spreading chervilRobert H. Mohlenbrock, hosted by the USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwestwetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln.

Packera glabella (Poir.) C. Jeffrey butterweedAsteraceae – Composite orAster Family

Dicot Key7. Plants are woody (Trees, shrubs, vines; stems woody) ------------------------- Woody Dicots(not discussed here)7. Plants are herbaceous; stems not woody -------- 88. Leaves compound; divided into distinct leaflets -------- Dicots with Compound Leaves8. Leaves single and entire and not compound - 99. Most or all the leaves opposite or whorled - Dicots with Opposite or Whorled Leaves9. Most or all the leaves alternate ---------------------------- Dicots with Alternate Leaves

Scrophulariaceae– FigwortDicotsLeavessimple and oppositeFamilyGratiola neglecta Torr.Agalinis purpurea (L.)Pennell purple false foxglove clammy hedgehyssop

Asteraceae – Composite orAster FamilyEupatorium perfoliatum L.common bonesetEutrochium maculatum (L.)E.E. Lamont spotted joe pyeweed

Scutellaria lateriflora L.blue skullcapScrophulariacea – FigwortFamilyMimulus alatus Aitonsharpwing monkeyflower

Rubiaceae – Madder FamilyGalium obtusum Bigelowbluntleaf bedstrawGalium tinctorium (L.)Scop stiff marshbedstraw

Urticaceae – Nettle FamilyBoehmeria cylindrica (L.) Sw.smallspike false nettleLaportea canadensis (L.) WeddellCanadian woodnettle

Lythraceae – Toothcup FamilyAmmannia coccinea Rottb. valley redstem

Apocynum cannabinum L.IndianhempAsclepias incarnata L. swampmilkweedApocynaceae –Dogbane FamilyAsclepiadaceae – MilkweedFamily

Dicot Key7. Plants are woody (Trees, shrubs, vines; stems woody) ------------------------- Woody Dicots(not discussed here)7. Plants are herbaceous; stems not woody -------- 88. Leaves compound; divided into distinct leaflets -------- Dicots with Compound Leaves8. Leaves single and entire and not compound - 99. Most or all the leaves opposite or whorled -- Dicots with Opposite or Whorled Leaves9. Most or all the leaves alternate ---------------------------- Dicots with Alternate Leaves

Asteraceae – Composite orAster FamilyRudbeckia laciniata L. cutleafconeflowerSolidago gigantea Aitongiant goldenrod

Polygonaceae – SmartweedFamilyPolygonum hydropiper L.marshpepper knotweedPolygonum hydropiperoidesMichx. swamp smartweed

Thank You for Listening Today1. Wetland Tour2. Plant Habit3. Plant Organs & Characteristics1) Roots2) Stems3) Leaves4. Reproductive Organs1) Cones2) Flowers5. Dichotomous Key1) Major Plant Groups2) Selected Monocot and Dicot Families

Schizaea pusilla

A Modification of the Key to Groups of Wetland Plants in the Midwest* 1. Plants vascular or non-vascular, reproducing by spores, not seeds ----- 2 1. Plants eproducing by seed

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