| SAURURACEAE | ||
| Anemopsis californica | 1935, 40(NM), 1938(UT) | |
| Lizard tail | Saururus cernuus | 1937(AR), 1939, 40(VA) |
| ARISTOLOCHIACEAE | ||
| Asarum sp. | 1935(VA) | |
| Wild-ginger | Asarum canadense | 1937(MD) |
| CERATOPHYLLACEAE | ||
| Coon's tail | Ceratophyllum demersum | 1922, 35(MN), 1923(MI,AR), 1930(IA), 1933(VA), 1935(MD,MX), 1936(FL,MA), 1938(UT), 1939(AL), 1958(CD), 1960(MX), 1964(NY) |
| Ceratophyllum echinatum | 1947(SC), 1965(MA), 1966(MD) | |
| NYMPHAEACEAE | ||
| Brasenia schreberi | 1923, 25(MI), 1925(MN) | |
| Cabomba caroliniana | 1925(FL), 1932(VA), 1934(LA), 1962(MA), 1964(GA) | |
| Cabomba palaeformis | 1959, 60(MX) | |
| Nelumbo lutea | 1925(MN), 1930(IA), 1933(VA), 1936(OH) | |
| Spatterdock | Nuphar lutea | 1923(MN), 1925, 28, 65(MI), 1930, 38(FL), 1930, 50(GA), 1931(ME,WI), 1936(MA), 1937, 38(MD), 1964(NY) |
| Nymphaea ampla | 1960(MX) | |
| Nymphaea elegans | 1934, 36, 50(LA) | |
| Nymphaea mexicana | 1925(LA), 1930(AL) | |
| Nymphaea tetragona | 1965(CD) | |
| White waterlily | Nymphaea odorata | 1926, 31, 32(WI), 1927, 56(MN), 1928(NY,SC), 1934(LA), 1965(GA,MI) |
| CABOMBACEAE | ||
| Water-shield | Brasenia schreberi | 1946 |
| RANUNCULACEAE | ||
| Aconitum delphinifolium | 1936, 39, 40, 41, 42(AK) | |
| Aconitum maximum | 1936, 37, 42(AK) | |
| Aconitum uncinatum | 1928(MD) | |
| Actea alba | 1938(WI) | |
| Actea rubra | 1934(MI), 1940(AK) | |
| Anemonella thalictroides | 1937(MD), 1939(VA) | |
| Aquilegia canadensis | 1938, 41(VA), 1940(MN) | |
| Aquilegia formosa | 1938, 40(NV), 1940(AK) | |
| Aquilegia truncata | 1932(CA) | |
| Caltha palustris | 1934(MI), 1936, 37(AK), 1937(VA), 1940(NY) | |
| Caltha leptosepala | 1940(AK) | |
| Cimicifuga racemosa | 1938(VA), 1960(WV) | |
| Coptis occidentalis | 1935(ID) | |
| Coptis trifolia | 1934(MI), 1938(NY), 1941, 42(AK) | |
| Delphinium andersonii | 1940(NV) | |
| Delphinium brownii | 1940, 41(AK) | |
| Delphinium geyeri | 1934(CO), 1940(MT) | |
| Delphinium hesperium | 1932(CA) | |
| Delphinium occidentale | 1936(UT) | |
| Delphinium scaposum | 1938, 40(NV), 1941(AZ) | |
| Delphinium virescens | 1937(OK) | |
| Hepatica acutiloba | 1938, 40(NY) | |
| Hepatica triloba | 1936(VA) | |
| Mysorus minimus | 1973(MD), 1941(OK), 1942(ND) | |
| Mysorus aristatus | 1942(ND) | |
| Paeonia brownii | 1941(NV) | |
| Zanthorhiza apiifolia | 1934(WV) | |
| Anemone canadensis | 1934(MI), 1940(MN), 1942(ND) | |
| Anemone caroliniana | 1937, 38(OK), 1940(TX) | |
| Anemone decapetala | 1938(OK) | |
| Anemone globosa | 1941(WY) | |
| Anemone narcissiflora | 1936, 37, 39, 40, 41(AK) | |
| Anemone patens | 1940, 42(ND) | |
| Anemone parviflora | 1930(Newfoundland), 1940, 41(AK) | |
| Wood anemone | Anemone quinquefolia | 1936(MD), 1940(WI) |
| Anemone richardsonii | 1940(AK) | |
| Anemone virginiana | 1934(MI), 1940(KY), 1941(VA), 1963(MN) | |
| Clematis baldwinii | 1928(FL) | |
| Clematis columbiana | 1935(MT) | |
| Clematis crispa | 1928(NC) | |
| Clematis drummondii | 1935(AZ), 1939(TX) | |
| Clematis eriophora | 1937(CO) | |
| Clematis hirsutissma | 1940(NM) | |
| Clematis ligusticifolia | 1942(WY) | |
| Clematis ochroleuca | 1938(VA) | |
| Virgins-bower | Clematis virginiana | 1926, 37, 38(MD) |
| Ranunculus sp. | 1972(MD) | |
| Ranunculus adoneus | 1941(WY) | |
| Ranunculus aquatilis var. trichophyllus | 1925(MI), 1929(WA), 1939(OR), 1942, no date(AK), 1958(CD) | |
| Ranunculus aquatilis var. subrigidus | 1930(MN), 1935, 38(OR), 1938(UT), 1941(ND) | |
| Ranunculus aquatilis var. longirostris | 1926, 30(MN), 1927(WI), 1939(AL) | |
| Ranunculus cardiophyllus | 1940(CO) | |
| Ranunculus cymbalaria | 1930(MN), 1940(AK,NV), 1941(ND) | |
| Ranunculus flabellaris | 1926, 27, 29(WI), 1939(AL), 1949(MD), 1978(CD) | |
| Ranunculus flabellaris var. gmelini | 1922, 29(MN), 1929(ID), 1930(NE), 1958, 65(CD) | |
| Ranunculus glaberrimus | 1935(MT), 1938(NV), 1942(ND) | |
| Ranunculus hederaceus | 1932(VA), 1949(MD) | |
| Ranunculus hyperboreus | 1930(Newfoundland), 1946(Greenland) | |
| Ranunculus intertextus | 1939(UT) | |
| Ranunculus muricatus | 1940(TX) | |
| Ranunculus nelsonii | 1936, 37(AK) | |
| Ranunculus nivalis | 1941(AK) | |
| Ranunculus occidentalis | 1938, 40(AK) | |
| Ranunculus parviflorus | 1940(KY), 1974(MD) | |
| Ranunculus pensylvanicus | 1927(WI), 1930(MN), 1934(MI) | |
| Ranunculus reptans | 1923(MN), 1936(AK), 1940, 65(CD) | |
| Ranunculus sardous crantz | 1974(MD) | |
| Ranunculus scleratus | 1930(NY,MN), 1934(MD), 1935(OR), 1939(NV), 1941(ND) | |
| Ranunculus subsagittatus | 1925(AZ) | |
| Ranunculus sulphureus | 1946(CD) | |
| Ranunculus yukonensis | 1941(AK) | |
| Creeping buttercup | Ranunculus repens | 1937, 38(MD) |
| Bulbous buttercup | Ranunculus bulbosus | 1934, 41(MD), 1972(VA) |
| Common buttercup | Ranunculus acris | 1934(MI), 1938(MD), 1940(MN) |
| Hooked buttercup | Ranunculus recurvatus | 1934, 37(MD) |
| Hairy buttercup | Ranunculus hispidus | 1937, 40(MD) |
| Small-flowered buttercup | Ranunculus abortivus | 1937, 49(MD) |
| Tall spearwort | Ranunculus ambigens | 1945, 52, 66(MD) |
| Low spearwort | Ranunculus pusillus | 1929(MO), 1934, 36, 76(MD), 1939(AL), 1940(MS) |
| Thalictrum alpinum | 1930(Newfoundland), 1940(AK) | |
| Thalictrum dasycarpum | 1923, 41(MN), 1934(MI), 1941(ND) | |
| Thalictrum dioicum | 1938(VA) | |
| Thalictrum kemense | 1936(AK) | |
| Thalictrum occidentale | 1935(MT) | |
| Thalictrum revolutum | 1941(VA) | |
| Thalictrum sparsiflorum | 1940(AK) | |
| Thalictrum venulosum | 1942(ND) | |
| Tall meadow-rue | Thalictrum pubescens | 1937 ,38(MD) |
| BERBERIDACEAE | ||
| Caulophyllum thalictroides | 1938(WI,NY) | |
| May-apple | Podophyllum peltatum | 1937(MD) |
| MENISPERMACEAE | ||
| Cocculus carolinus | 1935(SC), 1939(OK,AL) | |
| Menispermum canadense | 1940(KY) | |
| PAPAVERACEAE | ||
| Arctomecon sp. | 1938(NV) | |
| Arctomecon merriami | 1940(NV) | |
| Argemone alba | 1937(OK) | |
| Argemone intermedia | 1939(TX), 1941(AZ) | |
| Argemone platyceras | 1940(NV) | |
| Canbya aurea | 1938(OR) | |
| Dendromecon rigida | 1938(CA) | |
| Eschscholtzia californica | 1930(CA) | |
| Eschscholtzia glyptosperma | 1939(CA), 1940(NV) | |
| Eschscholtzia mexicana | 1941(AZ) | |
| Eschscholtzia minutiflora | 1939(CA) | |
| Platystemon californicus | 1939(CA) | |
| Platystemon californicus var. nutans | 1930(CA) | |
| Bloodroot | Sanguinaria canadensis | 1940(NY) |
| Celandine | Chelidonium majus | 1938(MD) |
| Papaver heterophyllum | 1930(CA) | |
| Papaver nudicaule | 1941(AK) | |
| Papaver radicatum | 1946(CD) | |
| CAPPARACEAE | ||
| Capparis cynophallophora | 1942(FL) | |
| Capparis incana | 1941(MX) | |
| Cleome lutea | 1940(OR) | |
| Cleome serrulata | 1940(NM) | |
| Cleome spinosa | 1940(VA) | |
| Cleomella angustifolia | 1941(OK) | |
| Cleomella stenosperma | 1940(OR) | |
| Cristatella jamesii | 1941(OK) | |
| Isomeris arborea | 1930(CA) | |
| Crown of thorns | Koeberlinia spinosa | 1939(TX) |
| Polanisia graveolens | 1927(WI) | |
| Polanisia trachysperma | 1937(OK), 1939(TX), 1940(NM) | |
| Polanisia uniglandulosa | 1935(NM) | |
| Wislizenia refracta | no date(NM) | |
| FUMARIACEAE | ||
| Dutchmans-breeches | Dicentra cucullaria | 1938(MD), 1940(WI) |
| Corydalis aurea | 1937(CO), 1938(OK), 1940(NV), 1941(ND) | |
| Corydalis crystallina | 1940(TX) | |
| Yellow Corydalis | Corydalis flavula | 1927(VA), 1929, 38(MD) |
| Corydalis pauciflora | 1941(AK) | |
| Corydalis sempervirens | 1940(MN) | |
| CANNABACEAE | ||
| Hop | Humulus lupulus | 1938(Patuxent Collection) |
| URTICACEAE | ||
| Parietaria floridana | 1932(FL) | |
| Parietaria obtusa | 1939, 43(TX) | |
| Urtica chamaedryoides | 1939(TX) | |
| Stinging nettle | Urtica dioica | 1944(MD) |
| Urtica gracilis | 1930(IL), 1939(NV) | |
| Urtica holosericea | 1940(OR) | |
| Urtica procera | 1938(NE) | |
| Wood-nettle | Laportea canadensis | 1937(MD) |
| False-nettle | Boehmeria cylindrica | 1925, 37(MD), 1928(WI), 1939(OK), 1950(NC) |
| Richweed | Pilea pumila | 1928(WI), 1937(MD) |
| PHYTOLACCACEAE | ||
| Pokeweed | Phytolacca americana | 1935, 39(VA), 1937(MD) |
| Rivina humilis | 1939(TX) | |
| CHENOPODIACEAE | ||
| Allenrolfea occidentalis | 1935, 36(NM), 1950(UT) | |
| Altriplex sp. | 1934(LA), 1935, 36, no date(NM), 1935(TX), 1940(MT,NV) | |
| Altriplex acanthocarpa | 1937(TX) | |
| Altriplex alaskensis | 1942(AK) | |
| Altriplex arenaria | 1958(MD) | |
| Altriplex argentea | 1939(NV), 1943(MT) | |
| Altriplex californica | 1939(CA) | |
| Altriplex canescens | 1938, 39, 40(NV), 1940(NM) | |
| Altriplex confertifolia | 1940(NV) | |
| Altriplex cordulata | 1930(CA) | |
| Altriplex coronata | 1930(CA) | |
| Altriplex corrugata | 1938(UT) | |
| Altriplex elegans | 1945(AZ) | |
| Altriplex gmelini | 1942(AK) | |
| Altriplex hastata | 1931(MD) | |
| Altriplex hortensis | 1940(OR) | |
| Altriplex hymenelytra | 1940(NV,CA) | |
| Altriplex lentiformis | 1939(NV) | |
| Altriplex matamorensis | 1937(TX) | |
| Altriplex nuttallii | 1979(Saskatchewan) | |
| Altriplex patula | 1932(VA), 1940(CD) | |
| Altriplex polycarpa | 1939(NV) | |
| Altriplex rosea | 1940(NV) | |
| Altriplex semibaccata | 1930(CA) | |
| Altriplex spinifera | 1930(CA) | |
| Axyris amaranthoides | 1942(ND) | |
| Bassia sp. | 1935(NM) | |
| Bassia hirsuta | 1956(MA) | |
| Bassia hyssopifolia | 1939(NV,NM) | |
| Mexican-tea | Chenopodium ambrosioides | 1937(MD), 1939(TX) |
| Lambs-quarters | Chenopodium album | 1932(MT), 1934(MI), 1937(MD), 1939(TX,OK), 1940(VA,AK) |
| Chenopodium botrys | 1939(ID) | |
| Chenopodium californicum | 1939(CA) | |
| Chenopodium capitatum | 1925,34, 40(MI), 1940(MN) | |
| Chenopodium glaucum | 1930(MN) | |
| Chenopodium hybridum | 1939(WI), 1941(OK) | |
| Chenopodium incanum | 1925(AZ) | |
| Chenopodium leptophyllum | 1932(MT), 1938(OK) | |
| Chenopodium rubrum | 1930(MN), 1934(SD) | |
| Chenopodium standleyanum | 1941(OK) | |
| Corispermum emarginatum | 1939(OK) | |
| Corispermum nitidum | 1938(NE) | |
| Cycloloma atriplicifolium | 1941(IL,OK) | |
| Eurotia lanata | 1939(AZ,NV), 1943(MT) | |
| Grayia spinosa | 1938, 39, 40(NV) | |
| Halogeton glomeratus | 1951(NV) | |
| Kochia americana | 1940(NV) | |
| Kochia scoparia | 1955(ND) | |
| Monolepis nuttalliana | 1932(MT), 1941(OK), 1942(ND) | |
| Nitrophila occidentalis | 1950(OR), 1957(NV) | |
| Salicornia bigelovii | 1935(NM), 1935, 50(TX), 1948(FL), 1957(CA) | |
| Salicornia europaea | 1930(MN), 1932(VA), 1938(NY), 1959, 64(CD), 1976(MD) | |
| Salicornia virginica | 1929(NC), 1935(TX,NM), 1939(FL), 1957(CA) | |
| Salsola kali | 1932(VA), 1935(NM,OR), 1939(NV) | |
| Salsola tenuifolia | 1938(CA,OK) | |
| Sarcobatus vermiculatus | 1936, 40(MT), 1937(CO) | |
| Suaeda sp. | 1935(TX,NM), 1942(AK) | |
| Suaeda californica | 1957(CA) | |
| Suaeda depressa | 1930(MN), 1932(SD) | |
| Suaeda linearis | 1955(LA) | |
| Suaeda maritima | 1959, 65(CD), 1965(ME) | |
| Suaeda moquini | 1930(CA) | |
| Suaeda suffrutescens | 1939(NM) | |
| Suaeda torreyana | 1939(NV), 1945(AZ) | |
| Suaeda | ||
| AMARANTHACEAE | ||
| Alternanthera philoxeroides | 1925(LA), 1930, 48, 60(SC) | |
| Alternanthera ramosissima | 1940, 42(FL) | |
| Alternanthera repens | 1937, 39(TX) | |
| Amaranthus alabamensis | 1934(LA) | |
| Tidalmarsh amaranth | Amaranthus cannabinus | 1933(MD), 1933, 35, 41, 69(VA), 1934(SC), 1935(DE,DC), 1965(ME,DE) |
| Amaranthus graecizans | 1934(MI), 1938(OK), 1939(ID) | |
| Amaranthus polygonoides | 1939(TX) | |
| Amaranthus powellii | 1925(AZ) | |
| Amaranthus tamariscinus | 1929(TN), 1934(IA), 1938(OK), 1939(TX) | |
| Amaranthus torreyi | 1966(MD) | |
| Amaranthus tuberculatus | 1927(IA), 1932(SD), 1933(IL), 1936(OH) | |
| Spiny pigweed | Amaranthus spinosus | 1944(Patuxent Collection) |
| Redroot pigweed | Amaranthus retroflexus | 1934(MI), 1938(OK), 1946(MD) |
| Slim pigweed | Amaranthus hybridus | 1937(MD), 1939(OK,AL) |
| Brayulinea densa | 1941(OK) | |
| Celosia nitida | 1939(TX) | |
| Cladothris lanuginosa | 1940(NM) | |
| Froelichia campestris | 1938(OK) | |
| Froelichia floridana | 1927(WI), 1938, 41(OK), 1940(SC), 1941(MD) | |
| Froelichia gracilis | 1938, 41(OK) | |
| Gomphrena caespitosa | ||
| Gomphrena nealleyi | 1939(TX) | |
| Gossypianthis lanuginosus | 1941(OK) | |
| Iresine celosia | 1938(FL) | |
| Irisine palmeri | 1940(TX) | |
| Philoxerus vermicularis | 1950, 52(FL) | |
| Tidestromia lanuginosa | 1940(TX), 1945(AZ) | |
| Tidestromia oblongifolia | 1945(AZ) | |
| Abronia sp. | 1939(CA) | |
| Abronia latifolia | 1936(WA), 1940(OR) | |
| Abronia nana | 1938(NV) | |
| Abronia umbellata | 1938(CA) | |
| Allionia incarnata var. nudata | 1940(NV), 1945(CA) | |
| Mirabilis sp. | 1938(OK) | |
| Mirabilis albida | 1941(OK) | |
| Mirabilis bigelovii | 1940(NV) | |
| Mirabilis multiflora | 1940(NM) | |
| Mirabilis nyctaginea | 1938, 39(OK), 1941(ND) | |
| Mirabilis pumila | 1938(NV) | |
| Pisonia aculeata | 1939(TX), 1942(FL) | |
| Quamoclidion multiflorum | 1939(AZ) | |
| Tripterocalyx cyclopterus | 1940(NM) | |
| PORTULACACEAE | ||
| Calandrinia ciliata var. menziesii | 1941(AZ) | |
| Calyptridium umbellatum | 1938(CA), 1940(NV) | |
| Lewisia pygmaea | 1941(WY) | |
| Lewisia rediviva | 1940(NV) | |
| Montia perfoliata | 1932(CA), 1938(OR) | |
| Oreobroma pygmaea | 1938(UT) | |
| Spraguea multiceps | 1938(OR) | |
| Talinum calycinum | 1941(OK) | |
| Talinum teretiflium | 1938(VA) | |
| Portulaca lanceolata | 1939(OK) | |
| Purslane | Portulaca oleracea | 1942, 44(MD) |
| Portulaca parvula | 1941(OK) | |
| Portulaca pilosa | 1939(OK) | |
| Claytonia caroliniana | 1940(NY) | |
| Claytonia chamissoi | 1940(NV) | |
| Claytonia gypsophiloides | 1940(OR) | |
| Claytonia linearis | 1941(OR) | |
| Claytonia megarhiza | 1941(CO) | |
| Claytonia multiscapa | 1932(MT) | |
| Claytonia perfoliata | 1940(OR) | |
| Claytonia sarmentosa | 1940(AK) | |
| Claytonia sibirica | 1936, 37(AK) | |
| Spring-beauty | Claytonia virginica | 1936(MD), 1937(OK) |
| MOLLUGINACEAE | ||
| Glinus lotoides | 1934(MO) | |
| Mesembryanthemum aequilaterale | 1930(CA) | |
| Carpetweed | Mollugo verticillata | 1937(MD,AL), 1938, 39(OK), 1939, 40(TX) |
| Sesuvium portulacastrum | 1935(TX), 1948(FL) | |
| Sesuvium sessile | 1939(TX) |
BACK
