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Mr Isaac A Helsby

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Search results, herbarium specimens collected by Mr Isaac A Helsby
Results 1 to 40 of 2066
 taxonlocalitycollectorsdateinstitution
infoCochlearia danicaGB, VC41 Glamorganshire, Pennard CastleIsaac A HelsbyHarold Stuart Thompson12/4/1924BIRM
infoCochlearia danicaGB, VC49 Caernarvonshire, LlandudnoIsaac A HelsbyHarold Stuart Thompson10/4/1925BIRM
infoDraba aizoidesGB, VC41 Glamorganshire, Pennard CastleIsaac A HelsbyHarold Stuart Thompson12/4/1924BIRM
infoOrchis ustulataGB, VC10 Isle of Wight, VentnorIsaac A HelsbyHarold Stuart Thompson27/5/1924BIRM
infoPrimula vulgaris x elatior = P. x digeneaGB, VC29 Cambridgeshire, Hardwick WoodIsaac A HelsbyWatson Botanical Exchange Club
Harold Stuart Thompson
16/4/1924BIRM
infoTorilis arvensisGB, VC20 Hertfordshire, OxheyIsaac A HelsbyWatson Botanical Exchange Club
Harold Stuart Thompson
Isaac A Helsby
BIRM
infoValerianella olitoriaGB, VC20 HertfordshireIsaac A HelsbyHarold Stuart Thompson5/1924BIRM
infoVeronica persicaGB, VC3 South Devon, SalcombeIsaac A HelsbyBotanical Exchange Club of The British Isles
Charles Edward Britton
Isaac A Helsby
9/1929K
infoAcer campestreGB, VC20 Hertfordshire, OxheyIsaac A HelsbyIsaac A Helsby6/1920SLBI
infoAcer pseudoplatanusGB, VC20 Hertfordshire, OxheyIsaac A HelsbyIsaac A Helsby5/1922SLBI
infoAchillea distans subsp. tanacetifoliaGB, VC41 Glamorganshire, Cardiff, Cardiff DocksArthur Edward WadeWatson Botanical Exchange Club
Isaac A Helsby
National Museum of Wales
9/1934SLBI
infoAchillea distans subsp. tanacetifoliaGB, VC41 Glamorganshire, Ely CultivatedRoyston Leslie SmithIsaac A Helsby6/1936SLBI
infoAchillea maritimaGB, VC1 West Cornwall, Scilly IslesIsaac A Helsby
Knox
9/1932SLBI
infoAchillea maritimaIE, VCH12 Co. Wexford, Lady's Island LakeCecil Prescott HurstIsaac A Helsby
William Robert Sherrin
12/9/1901SLBI
infoAchillea millefoliumGB, VC10 Isle of Wight, ShanklinIsaac A HelsbyIsaac A Helsby
Bull
4/7/1928SLBI
infoAchillea millefoliumGB, VC20 Hertfordshire, OxheyIsaac A HelsbyIsaac A Helsby6/1920SLBI
infoAchillea ptarmicaGB, VC20 Hertfordshire, OxheyIsaac A HelsbyIsaac A Helsby4/7/1922SLBI
infoAconitum napellusGB, VC27 East Norfolk, SelbriggIsaac A HelsbyIsaac A Helsby27/6/1923SLBI
infoAcorus calamusGB, VC21 Middlesex, StanmoreIsaac A HelsbyIsaac A Helsby28/6/1926SLBI
infoActaea spicataGB, VC64 Mid-west Yorkshire, Colt Park WoodIsaac A HelsbyIsaac A Helsby11/8/1934SLBI
infoActaea spicataGB, VC64 Mid-west Yorkshire, Colt Park WoodJ R WIsaac A Helsby5/6/1934SLBI
infoActaea spicataGB, VC64 Mid-west Yorkshire, IngleboroughGeorge Claridge DruceIsaac A Helsby7/1905SLBI
infoAdonis autumnalisGB, VC8 South Wiltshire, SalisburyIsaac A HelsbyIsaac A Helsby11/6/1934SLBI
infoAdoxa moschatellinaGB, VC20 Hertfordshire, AldburyIsaac A HelsbyIsaac A Helsby31/3/1923SLBI
infoAdoxa moschatellinaGB, VC88 Mid Perthshire, Ben LawersIsaac A HelsbyIsaac A Helsby5/7/1929SLBI
infoAegopodium podagrariaGB, VC20 Hertfordshire, BusheyIsaac A HelsbyIsaac A Helsby21/6/1925SLBI
infoAethusa cynapiumGB, VC20 Hertfordshire, OxheyIsaac A HelsbyIsaac A Helsby9/1927SLBI
infoAethusa cynapiumGB, VC21 Middlesex, StainesIsaac A HelsbyIsaac A Helsby14/8/1936SLBI
infoAgrimonia eupatoriaGB, VC20 Hertfordshire, WatfordIsaac A HelsbyIsaac A Helsby7/1921SLBI
infoAgrostemma githagoGB, VC20 Hertfordshire, AldburyIsaac A HelsbyIsaac A Helsby22/6/1922SLBI
infoAgrostemma githagoGB, VC41 Glamorganshire, Cardiff, Cardiff DocksRoyston Leslie SmithIsaac A Helsby7/1927SLBI
infoAjuga chamaepitysGB, VC16 West Kent, ChelsfieldIsaac A HelsbyIsaac A Helsby16/6/1928SLBI
infoAjuga chamaepitysGB, VC17 Surrey, ChipsteadJob Edward LousleyWatson Botanical Exchange Club
Isaac A Helsby
23/6/1923SLBI
infoAjuga chamaepitysGB, VC17 Surrey, KingswoodEdward Charles WallaceIsaac A Helsby19/7/1925SLBI
infoAjuga genevensisGB, VC1 West Cornwall, HayleJohn Ezra WoodheadIsaac A Helsby14/5/1937SLBI
infoAjuga pyramidalisGB, VC41 Glamorganshire, ElyRoyston Leslie SmithIsaac A Helsby10/5/1935SLBI
infoAjuga reptansGB, VC11 South Hampshire, Studland CommonIsaac A HelsbyIsaac A Helsby22/6/1928SLBI
infoAjuga reptansGB, VC20 Hertfordshire, Bricket WoodIsaac A HelsbyIsaac A Helsby5/1922SLBI
infoAlchemilla alpinaGB, VC88 Mid Perthshire, Ben LawersIsaac A HelsbyIsaac A Helsby2/7/1929SLBI
infoAlchemilla alpinaGB, VC88 Mid Perthshire, Ben LawersIsaac A Helsby
Cole
29/7/1926SLBI

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