Agastache urticifolia (Benth.) Kuntze.
Nettleleaf Giant-Hyssop. LABIATÆ (LAMIACEÆ); Mint Family. An aromatic West North American short-lived
perennial wildflower reseeding in Seattle.
Aralia elata (Miq.) Seem. Japanese Angelica-Tree. ARALIACEÆ; Ginseng Family. An E Asian spiny shrub or small tree, cultivated. Naturalized in Juanita.
Bidens amplissima Greene. Vancouver Island Beggar-ticks. One of the herbarium specimens that was collected decades ago in Seattle as
Bidens cernua has been re-examined and judged to be really Bidens amplissima. Hence we add this taxon as
an extirpated species to the Seattle area flora.
Cerinthe major L. Honeywort. Blue Shrimp-Plant BORAGINACEÆ; Borage Family. Annual/biennial garden flower from the Mediterranean reseeding in Seattle --even in dry unirrigated gardens.
Citrullus lanatus (Thunb.) Matsum. & Nakai. Watermelon. CUCURBITACEÆ; Cucumber Family. An annual from South Africa, cultivated as a garden vegetable.
Collected as a waif near the Fremont Bridge in 2002.
Coreopsis tinctoria Nutt. Calliopsis. An annual from eastern North America,
cultivated as a garden flower, was collected reseeding in a sidewalk crack of Medina in 2002, and in Seattle in 2003.
Cortaderia jubata (Lemaire) Stapf. Purple or Andean Pampas
Grass. A clump has been found naturalized in Seattle.
Cotoneaster conspicuus Marq. A specimen wild at the U.W. and previously
identified as Cotoneaster integrifolius (Roxb.) G. Klotz is really
C. conspicuus. (The true Cotoneaster integrifolius does grow wild by Interstate 5.)
Cotoneaster 'Hybridus Pendulus' (Cotoneaster salicifolius x C. Dammeri). Noted reseeding or sparingly naturalized in one N Seattle location.
Cotoneaster Svenhedinii --a yet-to-be-published name proposed by Jeanette Fryer. Noted reseeding or sparingly naturalized in Washington Park Arboretum; a 1947 accession previously called C. tomentellus
Cotoneaster vestitus (W.W. Sm.) Flinck & B. Hylmö. A specimen wild at the
U.W. Medicinal Herb Garden and previously identified as Cotoneaster pannosus Franch. is really C.
vestitus. (The true Cotoneaster pannosus does grow wild at the Nordic Heritage Museum.)
Cratægus altaica (Loud.) Lange. Altai Mountain Hawthorn. ROSACEÆ; Rose Family. An Central Asian spiny shrub or small tree, cultivated. A specimen found naturalized in Seattle.
Cratægus Suksdorfii (Sarg.) Kruschke. Shortspine Black Hawthorn. Seattle has two native species of black-fruited hawthorn trees: Cratægus Douglasii Lindley, and this one, which was originally described in 1907 as a mere variant of C. Douglasii. Besides its shorter spines, it is a diploid rather than a polyploid species, has 20 rather than 10 stamens, and is smaller in size and in leaf. It grows only in the Pacific Northwest, whereas C. Douglasii extends to the Great Lakes.
Cystopteris fragilis (L.) Bernh. Fragile Fern. DRYOPTERIDACEÆ; Wood Fern Family. A tiny native fern, found in a small patch at Seward Park on a cool, mossy, shady cliff.
Digitalis lutea L. Straw Foxglove. A perennial from Europe & N Africa,
cultivated as a garden flower, was noted reseeding in a sidewalk crack of Seattle in 2005.
Eburophyton (or Cephalanthera) Austiniæ (Gray) Heller Phantom or Snow Orchid. ORCHIDACEÆ; Orchid Family. Perennial orchid; extant; collected in Seattle in 1937; still here in 2005 and on Cougar Mountain.
Echium plantagineum L. Purple Viper's-Bugloss. BORAGINACEÆ; Borage Family. Biennial garden flower from the Old World reseeding in Seattle.
Epilobium Komarovianum H. Lév. (E. inornatum Melville). Bronzy Willowherb. A
New Zealand perennial weed collected wild in the Kruckeberg Botanic Garden.
Epilobium montanum L. Broad-leaved Willowherb. A perennial weed from Europe collected at a Seattle garden.
Epilobium obscurum Schreb. Short-fruited Willowherb. A perennial weed from Europe collected at two Seattle gardens; it may actually be common and get passed
over as a variant of our native E. ciliatum.
Erodium moschatum (L.) L'Hér. Musk Stork's-bill. Large-leaved Filaree. A lone
specimen was found wild as a weed in Seattle in 2002; in 2003 the same location had three.
Euonymus europæus L. Common Spindletree. CELASTRACEÆ; Bittersweet Family. A Eurasian shrub or small tree, cultivated. A specimen found naturalized in Seattle.
Gymnocarpium Dryopteris (L.) Newm. Oak Fern. WOODSIACEÆ (DRYOPTERIDACEÆ); Buckler or Wood Fern Family. A colony-forming native deciduous fern of moist shady woods. Scott R. Atkinson remembers it from Lake Forest Park in the 1970s and it is likely still wild there; it is also on Blake Island.
Impatiens capensis and Impatiens ecalcarata have hybridized in Bellevue. The hybrid is being named Impatiens pacifica by Peter Zika.
Inula Helenium L. Elecampane. Horse-Elder. COMPOSITÆ; Sunflower Family. A stout perennial herb from C & W Asia, reseeding or naturalized at
Juncus effusus var. solutus Fern. & Wieg.
Common Rush. This varietas, from eastern North America, is naturalized in Union Bay and Mercer Slough.
Lathyrus Aphaca L. Yellow Pea. A European annual weed favoring dry sites. A waif noted in 2007 at Seward Park.
Lepidium heterophyllum Benth. Smith's Peppercress. CRUCIFERÆ (BRASSICACEÆ); Mustard Family. A perennial weed from the Old World naturalized in West Seattle.
Ligustrum obtusifolium S. & Z. Border Privet. OLEACEÆ; Olive Family. A deciduous Japanese shrub naturalized sparingly in Seattle.
Lobelia Erinus L. Garden Lobelia. CAMPANULACEÆ; Bellflower Family. An
annual garden flower from S Africa that often reseeds in Seattle.
Matthiola incana (L.) W.T. Aiton. Stock. CRUCIFERÆ (BRASSICACEÆ); Mustard Family. A perennial garden flower from the Old World naturalized in West Seattle.
Medicago polymorpha L. Toothed Medick or Bur Clover. A European annual weed. Some noted in 2005 on Blake Island.
Melica ciliata L. Melick. Some specimens of this Mediterranean/SW Asian grass were found wild in Seattle in 2003; it may be the first wild collection for North America.
Mentha suaveolens Ehrh. Round-leaved Mint. LABIATÆ (LAMIACEÆ); Mint Family. An aromatic European perennial garden flower naturalized in Juanita.
Moenchia erecta (L.) P. Gaertn., B. Mey. & Scherb. Upright Chickweed. CARYOPHYLLACEÆ; Pink Family. A minute annual European weed naturalized
at the U.W.
Perilla frutescens (L.) Britt. var. crispa (Benth.) W. Deane. Red Shiso. Beefsteak Plant. LABIATÆ (LAMIACEÆ); Mint Family. An aromatic eastern Asian annual garden herb reseeding in south Seattle.
Rosmarinus officinalis L. Rosemary. LABIATÆ (LAMIACEÆ); Mint Family. A widely cultivated Mediterranean evergreen shrub reseeding sparingly in Seattle.
Setaria verticillata (L.) P. Beauv. Rough or Bristly Foxtail. Rough Bristlegrass. A specimen of this Old World annual weed was found wild in Seattle in 2002.
Smilax glauca Walt. Wild Sarsaparilla. Sawbrier. SMILACACEÆ; Smilax Family. An eastern U.S. scrambling deciduous shrub with prickles; a clump naturalized at the U.W. campus.
Sutera cordata (Thunb.) Kuntze. White Bacopa. SCROPHULARIACEÆ; Figwort
Family. A South African perennial garden plant often used in hanging baskets; it
has reseeded, even in unirrigated gardens.
Torilis japonica (Houtt.) DC. Upright Hedge-Parsley. UMBELLIFERÆ (APIACEÆ); Carrot Family. An annual weed from the Old World naturalized in south Seattle.
Verbesina alternifolia (L.) Britt.
ex C. Mohr = Actinomeris alternifolia (L.) DC. Wingstem. Yellow Ironweed. COMPOSITÆ; Sunflower Family. A perennial
from eastern North America, reseeding or naturalized at the U.W. Medicinal Herb Garden.