Index / States / Pennsylvania / Allegheny
§1County listing — Pennsylvania
Allegheny County
Pennsylvania
- FIPS
- 42003
- Taxa recorded
- 1,943
- State
- Pennsylvania
Filter
Showing 51–100 of 1,943.
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Agrostis scabra Willd. Native AGSC5rough bentgrass · Poaceae -
Agrostis stolonifera L. Introduced AGST2creeping bentgrass · Poaceae -
Ailanthus altissima (Mill.) Swingle Introduced AIALtree of heaven · Simaroubaceae -
Ajuga reptans L. Introduced AJREcommon bugle · Lamiaceae -
Alcea rosea L. Introduced ALRO3hollyhock · Malvaceae -
Alisma subcordatum Raf. Native ALSUAmerican water plantain · Alismataceae -
Alisma triviale Pursh Native ALTR7northern water plantain · Alismataceae -
Alliaria petiolata (M. Bieb.) Cavara & Grande Introduced ALPE4garlic mustard · Brassicaceae -
Allium canadense L. Native ALCA3meadow garlic · Liliaceae - Allium canadense L. var. canadense Native ALCACmeadow garlic · Liliaceae
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Allium cepa L. Introduced ALCEgarden onion · Liliaceae -
Allium cernuum Roth Native ALCE2nodding onion · Liliaceae - Allium cernuum Roth var. cernuum Native ALCEC2nodding onion · Liliaceae
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Allium sativum L. Introduced ALSA2cultivated garlic · Liliaceae -
Allium schoenoprasum L. Both ALSCwild chives · Liliaceae - Allium schoenoprasum L. var. schoenoprasum Introduced ALSCS2wild chives · Liliaceae
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Allium tricoccum Aiton Native ALTR3ramp · Liliaceae -
Allium vineale L. Introduced ALVIwild garlic · Liliaceae - Allium vineale L. ssp. vineale Introduced ALVIVwild garlic · Liliaceae
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Alnus serrulata (Aiton) Willd. Native ALSE2hazel alder · Betulaceae -
Alopecurus aequalis Sobol. Native ALAEshortawn foxtail · Poaceae - Alopecurus aequalis Sobol. var. aequalis Native ALAEAshortawn foxtail · Poaceae
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Althaea officinalis L. Introduced ALOF2common marshmallow · Malvaceae -
Amaranthus albus L. Introduced AMALprostrate pigweed · Amaranthaceae -
Amaranthus arenicola I.M. Johnst. Native AMARsandhill amaranth · Amaranthaceae -
Amaranthus blitum L. Introduced AMBL2purple amaranth · Amaranthaceae -
Amaranthus cruentus L. Introduced AMCR4red amaranth · Amaranthaceae - Amaranthus hybridus L. Native AMHYslim amaranth · Amaranthaceae
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Amaranthus powellii S. Watson Native AMPO2Powell's amaranth · Amaranthaceae -
Amaranthus retroflexus L. Native AMREredroot amaranth · Amaranthaceae -
Amaranthus tuberculatus (Moq.) Sauer Native AMTUroughfruit amaranth · Amaranthaceae -
Ambrosia artemisiifolia L. Both AMAR2annual ragweed · Asteraceae -
Ambrosia trifida L. Native AMTRgreat ragweed · Asteraceae - Ambrosia trifida L. var. trifida Native AMTRT2great ragweed · Asteraceae
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Amelanchier arborea (Michx. f.) Fernald Native AMAR3common serviceberry · Rosaceae - Amelanchier arborea (Michx. f.) Fernald var. arborea Native AMARA4common serviceberry · Rosaceae
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Amelanchier humilis Wiegand Native AMHU2low serviceberry · Rosaceae -
Amelanchier laevis Wiegand Native AMLAAllegheny serviceberry · Rosaceae -
Amelanchier stolonifera Wiegand Native AMST80running serviceberry · Rosaceae - Amelanchier ×intermedia Spach (pro sp.) [arborea × canadensis] Native AMIN4serviceberry · Rosaceae
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Amorpha fruticosa L. Native AMFRfalse indigo bush · Fabaceae - Ampelopsis brevipedunculata (Maxim.) Trautv. Introduced AMBR7Amur peppervine · Vitaceae
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Amphicarpaea bracteata (L.) Fernald Native AMBR2American hogpeanut · Fabaceae -
Anagallis arvensis L. Introduced ANARscarlet pimpernel · Primulaceae -
Anaphalis margaritacea (L.) Benth. Native ANMAwestern pearly everlasting · Asteraceae -
Andropogon gerardii Vitman Native ANGEbig bluestem · Poaceae -
Andropogon virginicus L. Native ANVI2broomsedge bluestem · Poaceae - Andropogon virginicus L. var. virginicus Native ANVIVbroomsedge bluestem · Poaceae
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Anemone canadensis L. Native ANCA8Canadian anemone · Ranunculaceae -
Anemone quinquefolia L. Native ANQUwood anemone · Ranunculaceae