Of the 497 plant species that grow in an area like the Alewife Reservation, 386 have been seen including 107 found this year.
Only 111 (in bold below) have not yet been seen by horticulturist Walter Kittridge.
alder, European | Alnus glutinosa |
alder, speckled | Alnus incana ssp. rugosa |
alfalfa | Medicago sativa |
alyssum, hoary | Berteroa incana |
apple | Malus pumila |
aralia, castor | Kalopanax septemlobus |
arrowhead, broadleaf | Sagittaria latifolia |
artichoke, Jerusalem | Helianthus tuberosus |
ash, green | Fraxinus pennsylvanica |
ash, white | Fraxinus americana |
aster, heartleaf | Symphyotrichum cordifolium |
aster, New England | Symphyotrichum novae-angliae |
aster, small white | Symphyotrichum vimineum |
aster, wavyleaf | Symphyotrichum undulatum |
autumn olive | Elaeagnus umbellata |
avens, rough | Geum laciniatum |
avens, white | Geum canadense |
avens, yellow | Geum aleppicum ssp. strictum |
barberry, Japanese | Berberis thunbergii |
basswood, American | Tilia americana |
bayberry | Morella caroliniana |
bedstraw, hedge | Galium mollugo |
beech, American | Fagus grandifolia |
beech, European | Fagus sylvatica |
beggarticks, devil's | Bidens frondosa |
bergamot, wild | Monarda fistulosa |
bindweed, hedge | Convolvulus arvensis |
bindweed, hedge | Calystegia sepium ssp. angulata |
bindweed, hedge | Calystegia sepium spp. sepium |
birch, black | Betula lenta |
birch, gray | Betula populifolia |
birch, paper | Betula papyrifera |
birch, river | Betula nigra |
birch, yellow | Betula allegheniensis |
bird's-foot trefoil | Lotus corniculatus |
bittersweet, American | Celastrus scandens |
bittersweet, Oriental | Celastrus orbiculatus |
blackberry, Allegheny | Rubus allegheniensis |
blackberry, bristly | Rubus hispidus |
blackberry, whiplash | Rubus flagellaris |
black-eyed Susan | Rudbeckia hirta var. pulcherrima |
bladderwort | Utricularia vulgaris |
blue curls | Trichostema dichotomum |
blue flag | Iris versicolor |
blue flag, slender | Iris prismatica |
blueberry, highbush | Vaccinium corymbosum |
blue-eyed grass | Sisyrinchium montanum |
bluets | Houstonia caerulea |
boneset, white | Eupatorium perfoliatum |
Boston ivy | Parthenocissus tricuspidata |
broom-rape | Orobanche uniflora |
buckthorn, European | Rhamnus cathartica |
buckthorn, glossy | Frangula alnus |
bulrush, softstem | Schoenoplectus tabernaemontani |
bulrush, wooly | Scirpus cyperinus |
burdock, common | Arctium minus |
burdock, greater | Arctium lappa |
butter-and-eggs | Linaria vulgaris |
buttercup, creeping | Ranunculus repens |
buttercup, tall | Ranunculus acris |
buttonbush | Cephalanthus occidentalis |
campion, bladder | Silene vulgaris |
campion, white | Silene latifolia ssp. alba |
carpetweed | Mollugo verticillata |
catalpa, southern | Catalpa speciosa |
catchfly, sweet william | Atocion armeria |
cat-tail, broadleaf | Typha latifolia |
cat-tail, narrowleaf | Typha angustifolia |
cedar, eastern red | Juniperus virginiana |
celandine | Chelidonium majus |
cherry, black | Prunus serotina |
cherry, choke | Prunus virginiana |
cherry, pin | Prunus pensylvanica |
cherry, sweet | Prunus avium |
chervil, bur | Anthriscus caucalis |
chickweed, common | Stellaria media |
chickweed, mouse-ear | Cerastium fontanum ssp. vulgare |
chicory | Cichorium intybus |
chokeberry, black | Aronia melanocarpa |
cinquefoil, common | Potentilla simplex |
cinquefoil, dwarf | Potentilla canadensis |
cinquefoil, rough | Potentilla norvegica |
cinquefoil, silvery | Potentilla argentea |
cinquefoil, sulphur | Potentilla recta |
clearweed | Pilea pumila |
cleavers | Galium aparine |
clover, Alsike | Trifolium hybridum |
clover, hop | Trifolium aureum |
clover, low hop | Trifolium campestre |
clover, rabbitfoot | Trifolium arvense |
clover, red | Trifolium pratense |
clover, white | Trifolium repens |
clover, white sweet | Melilotus alba |
clover, yellow sweet | Melilotus officinalis |
clover. little hop | Trifolium dubium |
- columbine, common | Aquilegia vulgaris |
cottonwood, Eastern | Populus deltoides |
crabapple, sweet | Malus coronaria |
crabapple, toringo | Malus toringoides |
cress, common yellow | Rorippa palustris var. palustris |
cress, hairy rock | Arabis pycnocarpa |
cress, mouse-ear | Arabidopsis thaliana |
cudweed, low | Gnaphalium uliginosum |
daisy fleabane | Erigeron strigosus |
daisy, oxeye | Leucanthemum vulgare |
dame's rocket | Hesperis matronalis |
dandelion, common | Taraxacum officinale |
dayflower, Asiatic | Commelina communis |
deadnettle | Lamium sp. |
dock, bitter | Rumex obtusifolius |
dock, curly | Rumex crispus |
dodder, common | Cuscuta gronovii |
dogwood, gray | Swida racemosa |
dogwood, pagoda | Swida alternifolia |
dogwood, red osier | Swida sericea |
dogwood, roundleaf | Swida rugosa |
dogwood, silky | Swida amomum |
duckweed | Lemna minor |
elderberry, common | Sambucus nigra ssp. canadensis |
elm | Ulmus sp. |
elm, American | Ulmus americana |
elm, slippery | Ulmus rubra |
enchanter’s nightshade | Circaea canadensis ssp. canadensis |
eryngo, button | Eryngium yuccifolium |
euonymus, creeping | Euonymus fortunei |
euonymus, winged | Euonymus alatus |
evening primrose | Oenothera biennis |
false buckwheat, black | Fallopia convolvulus |
false buckwheat, climbing | Fallopia scandens |
false foxglove | Agalinis sp. |
fern, royal | Osmunda regalis ssp. spectabilis |
fireweed | Erechtites hieraciifolius var. hieraciifolius |
flatsedge, strawcolor | Cyperus strigosus |
flatsedge, yellow | Cyperus esculentus |
fleabane, daisy | Erigeron annuus |
four-o'clock, heartleaf | Mirabilis nyctaginea |
garlic, meadow | Allium canadense |
garlic, wild | Allium vineale |
- gentian, bottle | Gentiana andrewsii |
goatsbeard | Aruncus dioicus |
goatsbeard, yellow | Tragopogon pratensis |
golden alexanders | Zizia aurea |
golden saxifrage, American | Chrysosplenium americanum |
goldenrod, Canada | Solidago canadensis var. canadensis |
goldenrod, Canada | Solidago canadensis var. hargeri |
goldenrod, early | Solidago juncea |
goldenrod, flat-top | Euthamia graminifolia |
goldenrod, giant | Solidago gigantea |
goldenrod, roughstem | Solidago rugosa ssp. rugosa |
goldenrod, seaside | Solidago sempervirens |
goldenrod, tall | Solidago altissima |
gooseberry | Ribes sp. |
goosefoot, Jerusalem oak | Dysphania botrys |
grape, fox | Vitis labrusca |
grape, river | Vitis riparia |
grape, summer | Vitis aestivalis |
grass, barnyard | Echinochloa crus-galli |
grass, big bluestem | Andropogon gerardii |
grass, brome | Bromus tectorum |
grass, deertongue rosette | Dichanthelium clandestinum |
grass, fall panic | Panicum dichotomiflorum |
grass, fescue | Festuca |
grass, field brome | Bromus arvensis |
grass, giant reed | Phragmites australis |
grass, green bristle | Setaria viridis |
grass, hairy crab | Digitaria sanguinalis |
grass, Indian goose | Eleusine indica |
grass, Japanese foxtail | Setaria faberi |
grass, little bluestem | Schizachyrium scoparium |
grass, orchard | Dactylis glomerata |
grass, pampas | Cortaderia sp. |
grass, perennial rye | Lolium perenne |
grass, quack | Elymus repens |
grass, redtop | Agrostis gigantea |
grass, reed canary | Phalaris arundinacea |
grass, rosette | Dichanthelium acuminatum |
grass, smooth crab | Digitaria ischaemum |
grass, sweet vernal | Anthoxanthum odoratum |
grass, switch panic | Panicum virgatum |
grass, timothy | Phleum pratense |
grass, upland bent | Agrostis perennis |
grass, velvet | Holcus lanatus |
grass, wild rice | Zizania sp. |
grass, winter bent | Agrostis hyemalis |
greenbrier | Smilax rotundifolia |
groundnut | Apios americana |
groundsel, common | Senecio vulgaris |
hackberry, common | Celtis occidentalis |
hawkweed, Canada | Hieracium canadense |
hawkweed, European | Hieracium sabaudum |
hawthorn, Washington | Crataegus phaenopyrum |
helleborine | Epipactis helleborine |
hemlock, Canadian | Tsuga canadensis |
hickory | Carya sp.? |
highbush cranberry | Viburnum opulus var. opulus? |
holly, winterberry | Ilex verticillata |
honeylocust | Gleditsia triacanthos |
honeysuckle, Amur | Lonicera maackii |
honeysuckle, Japanese | Lonicera japonica |
honeysuckle, showy | Lonicera x bella |
honeysuckle, Tatarian | Lonicera tatarica |
hops, Japanese | Humulus japonicus |
horsetail, field | Equisetum arvense |
horseweed | Erigeron canadensis |
Iiy, ground | Glechoma hederacea |
indigo bush | Amorpha fruticosa |
iris, yellow | Iris pseudacoris |
ivy, English | Hedera helix |
jetbead | Rhodotypos scandens |
jewelweed | Impatiens capensis |
joe-pye weed | Eutrochium sp. 1 |
joe-pye weed | Eutrochium sp. 2 |
joe-pye weed, eastern | Eutrochium dubium |
juniper | Juniperus sp. |
juniper, common | Juniperus communis var. depressa |
knapweed, black | Centaurea nigra |
knapweed, spotted | Centaurea stoebe ssp. micranthos |
knotweed, Japanese | Fallopia japonica |
knotweed, prostrate | Polygonum aviculare |
lamb's-quarters | Chenopodium album |
lettuce, prickly | Lactuca serriola |
lilac, common | Syringa vulgaris |
locust, black | Robinia pseudacacia |
loosestrife, purple | Lythrum salicaria |
mallow, common | Malva neglecta |
maple, box-elder | Acer negundo ssp. negundo |
maple, Norway | Acer platanoides |
maple, red | Acer rubrum |
maple, silver | Acer saccharinum |
maple, sugar | Acer saccharum |
maple, sycamore | Acer pseudoplatanus |
mayflower, Canada | Maianthemum canadense |
meadow rue, tall | Thalictrum polygamum |
meadowsweet | Spiraea alba var. latifolia |
mexican tea | Dysphania ambrosioides |
milkweed, butterfly | Asclepias tuberosa |
milkweed, common | Asclepias syriaca |
monkey flower | Mimulus ringens |
motherwort | Leonurus cardiaca |
mountain ash, European | Sorbus aucuparia |
mugwort | Artemisia vulgaris |
mulberry, white | Morus alba |
mullein, common | Verbascum thapsus |
mullein, moth | Verbascum blattaria |
mustard, brown | Brassica juncea |
mustard, garlic | Alliaria petiolata |
mustard, tower | Turritis glabra |
narcissus | Narcissus pseudonarcissus |
nettle, hemp | Galeopsis tetrahit |
nettle, stinging | Urtica dioica ssp. dioica |
nettle, stinging | Urtica dioica ssp. gracilis |
nightshade, black | Solanum ptychanthum |
nightshade, Carolina | Solanum carolinense |
nightshade, climbing | Solanum dulcamara |
oak, black | Quercus velutina |
oak, pin | Quercus palustris |
oak, red | Quercus rubra |
oak, swamp white | Quercus bicolor |
oak, white | Quercus alba |
partridge pea | Chamaecrista fasciculata |
pearlwort, trailing | Sagina procumbens |
pennycress, field | Thlaspi arvense |
peppermint | Mentha piperita |
pepperweed, field | Lepidium campestre |
pepperweed, Virginia | Lepidium virginicum |
periwinkle | Vinca minor |
pickerelweed | Pontaderia cordata |
pigweed | Amaranthus sp. |
pimpernel, scarlet | Lysimachia arvensis |
pine, red | Pinus resinosa |
pineappleweed | Matricaria discoidea |
pink, deptford | Dianthus armeria |
pinweed | Hypericum gentianoides |
plantain, common | Plantago major |
plantain, English | Plantago lanceolata |
poison ivy | Toxicodendron radicans |
pokeweed | Phytolacca americana |
pondweed | Potamogeton sp. (narrow leaves) |
pondweed, curly | Potamogeton crispus |
pot marigold | Calendula officinalis |
purslane | Portulaca oleracea |
quaking aspen | Populus tremuloides |
queen anne's lace | Daucus carota |
queen of the meadow | Filipendula ulmaria |
ragged robin | Lychnis flos-cuculi ssp. flos-cuculi |
ragweed, common | Ambrosia artemisiifolia |
raspberry, black | Rubus occidentalis |
raspberry, red | Rubus idaeus ssp. strigosus |
redbud, eastern | Cercis canadensis |
rose, beach | Rosa rugosa |
rose, multiflora | Rosa multiflora |
rose,Carolina | Rosa carolina |
rosemallow, crimsoneye | Hibiscus moscheutos |
rush, greater poverty | Juncus anthelatus |
rush, path | Juncus tenuis |
rush, soft | Juncus effusus |
sand spurrey, red | Spergularia rubra |
sandmat, spotted | Euphorbia maculata |
sedge, bottlebrush | Carex comosa |
sedge, broom | Carex scoparia |
sedge, eastern woodland | Carex blanda |
sedge, fox | Carex vulpinoidea |
sedge, hop | Carex lupulina |
sedge, strict | Carex stricta |
self heal | Prunella vulgaris |
senna, wild | Senna hebecarpa |
sensitive fern | Onoclea sensibilis |
shadbush, Canadian | Amelanchier canadensis |
shaggy soldier | Galinsoga quadriradiata |
shepherd's purse | Capsella bursa-pastoris |
skunk cabbage | Symplocarpus foetidus |
smartweed, arrowleaf | Persicaria sagittata |
smartweed, dotted | Persicaria punctata |
smartweed, far Eastern | Persicaria extremiorientalis |
smartweed, lady's thumb | Persicaria maculosa |
smartweed, marshpepper | Persicaria hydropiper |
smartweed, nodding | Persicaria lapathifolia |
smartweed, Pennsylvania | Persicaria pensylvanica |
smartweed, water | Persicaria amphibia |
snowdrop | Galanthus nivalis |
Solomon's seal, false | Maianthemum racemosa |
sorrel, sheep | Rumex acetosella |
sorrel, yellow wood | Oxalis stricta |
sowthistle, field | Sonchus arvensis |
sowthistle, spiny | Sonchus asper |
speedwell, common | Veronica officinalis |
speedwell, field | Veronica arvensis |
speedwell, Persian | Veronica persica |
speedwell, purslane | Veronica peregrina |
speedwell, thymeleaf | Veronica serpyllifolia |
spikerush | Eleocharis sp. |
spring draba | Draba verna |
spruce, black | Picea mariana |
spurge, leafy | Euphorbia esula |
St. Johnswort, common | Hypericum perforatum |
stitchwort, lesser | Stellaria graminea |
sumac, smooth | Rhus glabra |
sumac, staghorn | Rhus typhina |
sumac, winged | Rhus copallina |
sunflower, false | Heliopsis helianthoides |
swallow-wort, black | Cynanchum louiseae |
sweet everlasting | Pseudognaphalium obtusifolium |
sweet fern | Comptonia peregrina |
sweet pepperbush | Clethra alnifolia |
tansy | Tanacetum vulgare |
teasel | Dipsacus sylvestris |
thiste, bull | Cirsium vulgare |
thistle, creeping | Cirsium arvense |
three seed mercury, Virginia | Acalypha virginica |
tick trefoil | Desmodium |
tickseed | Coreopsis sp. |
tickseed, golden | Coreopsis tinctoria |
toadflax, Canada | Nuttallanthus canadensis |
tree-of-heaven | Ailanthus altissima |
turtlehead | Chelone glabra |
velvetleaf | Abutilon theophrasti |
Venus' looking-glass | Triodanis perfoliata |
vervain, blue | Verbena hastata |
vervain, white | Verbena urticifolia |
vetch, cow | Vicia cracca |
vetch, fourseed | Vicia tetrasperma |
viburnum, arrow-wood | Viburnum dentatum var. lucidum |
viburnum, Japanese snowball | Viburnum plicatum |
viburnum, mapleleaf | Viburnum acerifolium |
viburnum, nannyberry | Viburnum lentago |
viburnum, witherod | Viburnum nudum var. cassinoides |
violet, common blue | Viola sororia |
Virginia creeper | Parthenocissus quinquefolia |
walnut, black | Juglans nigra |
water chestnut | Trapa natans |
water hemlock, spotted | Cicuta maculata |
water horehound, American | Lycopus americanus |
water milfoil | Myriophyllum sp. |
water plantain, northern | Alisma triviale |
waterweed, Canadian | Elodea canadensis |
wild cucumber | Echinocystis lobata |
wild indigo | Baptisia tinctoria |
willow, black | Salix nigra |
willow, gray | Salix atrocinerea |
willow, pussy | Salix discolor |
willow, weeping | Salix x sepulcralis |
willow, white | Salix alba |
willowherb, fringed | Epilobium ciliatum var. ciliatum |
wintercress | Barbarea vulgaris |
woodrush | Luzula multiflora |
yarrow | Achillea millefoliumalder |