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arboreum Aeonium haworthii Agarista Agarista populifolia Allotropa Allotropa virgata Anagallis Anagallis arvensis Anagallis minima Anagallis monelli Anagallis

texensis Chloris truncata Chloris ventricosa Chloris verticillata Chloris virgata Chrysopogon aciculatus Chrysopogon fulvus Chrysopogon pauciflorus Chrysopogon

panicea subsp. mucronata Leptochloa panicoides Leptochloa scabra Leptochloa virgata Leptochloa viscida Lycurus phleoides Lycurus setosus ... further results

runcinata, Stephanomeria tenuifolia, Stephanomeria thurberi, Stephanomeria virgata Nuttall Trans. Amer. Philos. Soc., n. s., 7: 427. 1841. L. D. Gottlieb Common

distribution in Europe that lacks the weedy tendencies of E. virgata (see discussion under 124. E. virgata for characters that distinguish the two). As with some

Euphorbia tetrapora, Euphorbia texana, Euphorbia trichotoma, Euphorbia virgata, Euphorbia yaquiana Persoon Syn. Pl. 2: 14. 1806. Ricarda Riina, Dmitry

purpurascens Aristida purpurascens var. tenuispica Aristida purpurascens var. virgata Aristida purpurea var. fendleriana Aristida purpurea var. longiseta Aristida

robusta, Sidalcea setosa, Sidalcea sparsifolia, Sidalcea stipularis, Sidalcea virgata A. Gray Mem. Amer. Acad. Arts, n. s. 4: 18. 1849. Steven R. Hill Common

squarrosa, Liatris squarrulosa, Liatris tenuifolia, Liatris tenuis, Liatris virgata Gaertner ex Schreber Gen. Pl. 2: 542. 1791. Guy L. Nesom Common names: Gayfeather blazing

nemaclada, Lessingia pectinata, Lessingia ramulosa, Lessingia tenuis, Lessingia virgata Chamisso Linnaea 4: 203, plate 2, fig. 2. 1829. Staci Markos Etymology:

mildrediae, Clarkia mosquinii, Clarkia rhomboidea, Clarkia stellata, Clarkia virgata H. Lewis & M. E. Lewis Univ. Calif. Publ. Bot. 20: 347. 1955. Harlan Lewis†

Leptochloa panicea, Leptochloa panicoides, Leptochloa scabra, Leptochloa virgata, Leptochloa viscida P. Beauv. Neil Snow Treatment appears in FNA Volume

stanfordiana, Arctostaphylos tomentosa, Arctostaphylos uva-ursi, Arctostaphylos virgata, Arctostaphylos viridissima, Arctostaphylos viscida Adanson Fam. Pl. 2:

texensis, Chloris truncata, Chloris ventricosa, Chloris verticillata, Chloris virgata Sw. Mary E. Barkworth Treatment appears in FNA Volume 25. Treatment on page

Centaurea solstitialis, Centaurea stoebe, Centaurea sulphurea, Centaurea virgata, Centaurea ×moncktonii Linnaeus Sp. Pl. 2: 909. 1753. , Gen. Pl. ed. 5,

genusStephanomeria speciesStephanomeria virgata Show Lower Taxa Stephanomeria virgata subsp. pleurocarpa, Stephanomeria virgata subsp. virgata Bentham Bot. Voy. Sulphur

subfamilyEricaceae subfam. Monotropoideae genusAllotropa speciesAllotropa virgata Torrey & A. Gray in War Department [U.S.], Pacif. Railr. Rep. 6(3): 80,

petals 6–12(–14) mm. > 8 7 Stigma exserted beyond anthers (rarely so in C. virgata); petals (7–)12–20 mm. > 10 8 Petals not spotted; pollen yellow. Clarkia

subfamilyEricaceae subfam. Monotropoideae genusAllotropa Show Lower Taxa Allotropa virgata Torrey & A. Gray in War Department [U.S.], Pacif. Railr. Rep. 6(3): 81.

Holocarpha heermannii, Holocarpha macradenia, Holocarpha obconica, Holocarpha virgata Greene Fl. Francisc., 426. 1897. Bruce G. Baldwin, John L. Strother Etymology:

tribeAsteraceae tribe Cardueae genusCentaurea speciesCentaurea virgata Show Lower Taxa Centaurea virgata subsp. squarrosa Lamarck in J. Lamarck et al., Encycl.

genusHolocarpha speciesHolocarpha virgata Show Lower Taxa Holocarpha virgata subsp. elongata, Holocarpha virgata subsp. virgata (A. Gray) D. D. Keck Aliso 4:

Taxa Ludwigia alternifolia, Ludwigia hirtella, Ludwigia maritima, Ludwigia virgata Peter C. Hoch Synonyms: Isnardia subg. Ludwigiaria (de Candolle) Reichenbach

purpurascens varietyAristida purpurascens var. virgata (Trin.) Allred Kelly W. Allred Endemic Synonyms: Aristida virgata Treatment appears in FNA Volume 25. Treatment

purpurascens, Aristida purpurascens var. tenuispica, Aristida purpurascens var. virgata Poir. Kelly W. Allred Treatment appears in FNA Volume 25. Treatment on page

Chloridoideae tribePoaceae tribe Cynodonteae genusLeptochloa speciesLeptochloa virgata (L.) P. Beauv. Neil Snow Common names: Tropical sprangletop Treatment appears

distinguish morphologically between Euphorbia virgata and E. esula is by differences in their leaf shape. In E. virgata, the leaf blades are linear to linear-oblanceolate

Peter C. Hoch Common names: Small’s southern clarkia Synonyms: Clarkia virgata var. australis (E. Small) D. W. Taylor Treatment appears in FNA Volume 10

Transberingia bursifolia subsp. bursifolia, Transberingia bursifolia subsp. virgata (de Candolle) Al-Shehbaz & O’Kane Novon 13: 396. 2003. Ihsan A. Al-Shehbaz

Cichorieae genusStephanomeria speciesStephanomeria virgata subspeciesStephanomeria virgata subsp. virgata L. D. Gottlieb IllustratedEndemic Synonyms: Stephanomeria

tribe Cichorieae genusStephanomeria speciesStephanomeria virgata subspeciesStephanomeria virgata subsp. pleurocarpa (Greene) Gottlieb Madroño 21: 480. 1972

tribeAsteraceae tribe Cardueae genusCentaurea speciesCentaurea virgata subspeciesCentaurea virgata subsp. squarrosa (Boissier) Gugler Ann. Hist.-Nat. Mus. Natl

australis in the south and C. virgata in the middle with non-overlapping distributions. Other than geographical distribution, C. virgata is usually distinguishable

familyAsteraceae tribeAsteraceae tribe Astereae genusLessingia speciesLessingia virgata A. Gray in G. Bentham, Pl. Hartw., 315. 1849. Staci Markos Common names:

Chloridoideae tribePoaceae tribe Cynodonteae genusChloris speciesChloris virgata Sw. Mary E. Barkworth Common names: Feather windmill-grass Feather fingergrass

speciesLudwigia virgata Michaux Fl. Bor.-Amer. 1: 89. 1803. Peter C. Hoch Common names: Savannah primrose-willow Synonyms: Isnardia virgata (Michaux) de Candolle

Synonyms: Agalinis keyensis Pennell A. purpurea var. carteri Pennell A. virgata Rafinesque Gerardia purpurea var. carteri (Pennell) Pennell G. racemulosa Pennell

subtribe Madiinae genusHolocarpha speciesHolocarpha virgata subspeciesHolocarpha virgata subsp. virgata Bruce G. Baldwin, John L. Strother IllustratedEndemic

ornamentals. Most commonly encountered in North America are P. myrtifolia, P. virgata Thunberg, P. ×dalmasiana L. H. Bailey (perhaps a form of P. myrtifolia)

Heliantheae) subtribe Madiinae genusHolocarpha speciesHolocarpha virgata subspeciesHolocarpha virgata subsp. elongata D. D. Keck Aliso 4: 111. 1958. Bruce G. Baldwin

O’Kane Halimolobos virgata (Nuttall) O. E. Schulz Hesperis virgata (Nuttall) Kuntze Pilosella stenocarpa Rydberg Pilosella virgata (Nuttall) Rydberg Stenophragma

Most notable among these invasive species are leafy spurge (Euphorbia virgata, commonly incorrectly called E. esula), Chinese tallowtree (Triadica sebifera)

subfamilyEricaceae subfam. Arbutoideae genusArctostaphylos speciesArctostaphylos virgata Eastwood in C. S. Sargent, Trees & Shrubs 1: 203, plate 96. 1905 ,. V. Thomas

familyAsteraceae tribeAsteraceae tribe Eupatorieae genusLiatris speciesLiatris virgata Nuttall J. Acad. Nat. Sci. Philadelphia 7: 72. 1834. Guy L. Nesom Common

Endemic Synonyms: Sidalcea malviflora subsp. virgata (Howell) C. L. Hitchcock S. malviflora var. virgata (Howell) Dimling Treatment appears in FNA Volume

filaginifolia var. sessilis (Greene) Canby Corethrogyne filaginifolia var. virgata (Bentham) A. Gray Corethrogyne filaginifolia var. viscidula (Greene) D.

allotetraploid species that arose following hybridization between S. exigua and S. virgata (L. D. Gottlieb 1972). Substantial interpopulation morphologic variability

Coulter) Small H. virgata (Ruíz & Pavon) Spach Oenothera psycrophila Ball O. rosea var. parvifolia J. M. Coulter O. rubra Cavanilles O. virgata Ruíz & Pavon

varietyBigelowia nudata var. nudata Guy L. Nesom Endemic Synonyms: Bigelowia virgata (Nuttall) de Candolle Treatment appears in FNA Volume 20. Treatment on page

Pterospora Pterospora andromedea Sarcodes Sarcodes sanguinea Allotropa Allotropa virgata Yevonn Wilson-Ramsey Yevonn Wilson-Ramsey Yevonn Wilson-Ramsey Yevonn Wilson-Ramsey

rattlesnakeroot Endemic Synonyms: Nabalus virgatus de Candolle Prenanthes virgata Michaux Treatment appears in FNA Volume 19. Treatment on page 267. Mentioned

Fernald Chrysopsis nervosa var. stenolepis Fernald Chrysopsis nervosa var. virgata Fernald Diplopappus sericeus (Fernald) H. E. Ahles Erigeron nervosus (Willdenow)

Gray) Heiser Schkuhria anthemoidea var. wrightii (A. Gray) Heiser Schkuhria virgata Schkuhria wislizeni Schkuhria wislizeni var. frustrata S. F. Blake Schkuhria

California). Clarkia rhomboidea is a tetraploid derived from C. mildrediae and C. virgata or a closely related species. The six diploid species in sect. Myxocarpa

Pterospora Pterospora andromedea Sarcodes Sarcodes sanguinea Allotropa Allotropa virgata Yevonn Wilson-Ramsey Yevonn Wilson-Ramsey Yevonn Wilson-Ramsey Yevonn Wilson-Ramsey

subsp. uninervia, from which it differs in its acute lemmas, and with L. virgata, from which it differs in its hollow, flattened culms and the complete lack

and probably ancestral, to two species with 2n = 10, C. australis and C. virgata, which have more southern distributions. None. None. window.propertiesF

Ranges. Sometimes, H. heermannii occurs with or near H. obconica or H. virgata. Crossing studies have indicated lack of crossability or intersterility

extirpated). Populations are reportedly highly interfertile; crosses to H. virgata have sometimes yielded moderately to highly fertile hybrids (the two species

obtuse lobes. This has a printed label naming it C. virgata Ashe. Though type material of C. virgata could not be located, the protologue by Ashe could

naturally with S. exigua subsp. coronaria and with both subspecies of S. virgata (L. D. Gottlieb 1971, 1972). None. None. window.propertiesFromHigherTax

Stephanomeria diegensis are a combination of those of S. exigua and S. virgata, and the species is thought to have evolved from genetic segregates of their

capsules 2–6.8 × 1.6–3.3 mm, subglobose to ellipsoid, not winged. Ludwigia virgata 14 Leaves opposite; stems prostrate or decumbent, erect at tips, sometimes

noted that variants of Liatris cokeri (apparently intermediate toward L. virgata) occur on the coastal plain of North Carolina and South Carolina. None.

Sierra Nevada. Often, H. obconica occurs with or near H. heermannii or H. virgata. Crossing studies have shown that different populations of H. obconica retain

(subsp. spicata), S. setosa, and S. virgata. Molecular data support a close relationship with S. hendersonii and S. virgata (K. Andreasen and B. G. Baldwin

stem leaves, a denser tomentum, and shorter rhizomes, and with Sidalcea virgata, which is less hairy, has shorter rootstocks, and is more open-flowered

persists generally in degraded habitats. It resembles S. campestris and S. virgata, with similar ranges, but is generally less hairy and has a smaller, usually

fewer basal leaves, and its more-procumbent habit. Sidalcea elegans and S. virgata in southwestern Oregon also have been confused with S. glaucescens. None