LIST

Synonyms[1]
  • Chamaemelum tanacetum (Vis.) E.H.L.Krause
  • Chrysanthemum asiaticum Vorosch.
  • Pyrethrum vulgare (L.) Boiss.
  • Tanacetum boreale Fisch. ex DC.
  • Tanacetum crispum Steud.
  •  
  • Accepted binomials[edit]

    Laburnum comprises the following species:[5][6][7]
  • Laburnum alpinum (Mill.) Bercht. & J. Presl
  • Laburnum anagyroides Medik.

Species names with uncertain taxonomic status[edit]

The status of the following species is unresolved:[7]
  • Laburnum album J.Presl
  • Laburnum alpinum (Mill.) Bercht. ex J. Presl
  • Laburnum arboreum J.Presl
  • Laburnum biflorum G.Nicholson
  • Laburnum fragrans Griseb.
  • Laburnum grandiflorum (DC.) J.Presl
  • Laburnum heuffelii Wierzb. ex Fuss
  • Laburnum ianigerum J. Presl
  • Laburnum intermedium Dippel
  • Laburnum jacquinianum Dalla Torre & Sarnth.
  • Laburnum jaquinianum Dieck
  • Laburnum laburnum (L.) Voss
  • Laburnum laburnum Dörfl.
  • Laburnum lanigerum J.Presl
  • Laburnum linneanum Dieck
  • Laburnum monadelphum Pritz.
  • Laburnum nigricans J.Presl
  • Laburnum nigricanum Fuss
  • Laburnum nubigenum J.Presl
  • Laburnum patens J.Presl
  • Laburnum pendulum Raf.
  • Laburnum praecox Fuss
  • Laburnum purpurascens hort. & Vilm.
  • Laburnum purpureum (Scop.) Drapiez
  • Laburnum ramentaceum (Sieber) K.Koch
  • Laburnum rochelii Wierzb. ex Fuss
  • Laburnum serotinum Hort. ex Dippel
  • Laburnum sessilifolium J.Presl
  • Laburnum spinosum J.Presl
  • Laburnum tardiflorum auct.
  • Laburnum triflorum J.Presl
  • Laburnum variabile hort. & Vilm.
  • Laburnum weldeni Griseb. ex Lavall.
  • Laburnum weldenii Griseb. ex Lavallée

Hybrids[edit]

The following hybrids have been described:[7]
There is also a graft hybrid, +Laburnocytisus adamii Lavallée.
  •  
  • R. laciniata var. ampla - Native west of the Great Plains, into to the Rocky Mountains.
  • R. laciniata var. bipinnata - Native to New England and the Mid-Atlantic area.
  • R. laciniata var. digitata - Native to the Southeastern Coastal Plain.
  • R. laciniata var. heterophylla - Endemic to Levy County, Florida.
  • R. laciniata var. humilis - Native to the southern Appalachian Mountains.
  • R. laciniata var. laciniata - Widespread and common, native across eastern North America.

Synonyms[1]
Black-eyed Susan

Grapefruit relatives[edit]

Grapefruit is a pomelo backcross, a hybrid of pomelo × sweet orange, with sweet orange itself being a pomelo × mandarin hybrid.
The grapefruit is a parent to many hybrids:
The grapefruit's cousins include:
 https://en.wikipedia.org/wiki/Artemisia_trifida

NameCommon namemeaning of the scientific nameDistribution areaColor of the flowerImage
Subgenus Helleborus
I. sect. Griphopus Spach em. Schiffnerfoot of a gryphon
Helleborus foetidus L.
1753
stinking hellebore or setterwortstinkingSW – M Europegreen, commonly red rimHelleborus foetidus re.jpg
II. sect. Chenopus Schiffnermeandering
Helleborus lividus Aiton
1789

lead colored, bluishMajorcagreenHelleborus lividus (23794254383).jpg
Helleborus argutifolius Viv.
1824
often H. lividus Aiton ssp. corsicus (BRIQ.) P. FOURN.many leafsCorsica, Sardiniagreen, whiteHelleborus argutifolius1.jpg
III. sect. Helleborus
[sect. Chionorhodon Spach]
snow, rose
Helleborus niger L.
1753
Christmas rose or black helleboreblack / hotCroatia, Slovenia, N Italy, Swizerland, Austria, S Germanywhite, later pinkHelleborus niger Kaiser.jpg
subsp. macranthusH. niger major

white, later pink
subsp. niger L.


white, later pinkHelleborus niger 001.JPG
Subgenus Helleborastrum (Spach)
IV. sect. Syncarpus Schiffersimilar to a carpus
Helleborus vesicarius
Aucher ex Boiss. 1841


SE Turkey, NW Syriared
V. sect. Dicarpon Ulbrichnot like a carpus
Helleborus thibetanus Franch.
1885


ChinapinkHelleborus thibetanus1.jpg
VI. sect. Helleborastrum Spachsimilar to hellebore
Helleborus abruzzicus
M.Thomsen, McLewin & B.Mathew

Abruzzomiddle Italywhitish, greenish
Helleborus atrorubens
Waldst. & Kit. 1812

dark, redSlovenia, N Croatia, Bosnia,
former Yugosliva
reddish, purpleHelleborus atrorubens RHS.jpeg
Helleborus bocconei
Ten. 1823

Botanist Paolo BocconeS Italy, SicilywhiteHelleborus bocconei 2.jpg
Helleborus croaticus
Martinis 1973

from CroatiaNE Croatiareddish violetHelleborus croaticus1.jpg
Helleborus cyclophyllus
(A.Braun) Boiss. 1867

Circle, leafsGreece, Macedonia, Albania, Bulgariagreen, light green, whitishHelleborus cyclophyllus.jpg
Helleborus dumetorum
Waldst. & Kit. ex Willd. 1809


Slovenia, Hungary, Croatia, Romania, Austria,green to whiteHelleborus dumetorum.jpg
Helleborus liguricus
M.Thomsen, McLewin & B.Mathew

from LiguriaItaly (Ligura, Tuscany)green to white
Helleborus multifidus
Vis.

multiple segmentedCroatia, Herzegovinagreen
subsp. hercegovinus
from HerzegovinaMontenegro, Hercegovinayellow-green
subsp. istriacus
from IstriaNE Italy, Croatia, Bosnia, Montenegrogreen
subsp. multifidus
multiple segmentedAlbania and former Yugoslavia
Helleborus odorus
Waldst. & Kit. ex Willd. 1809

odorantS- and SE Europe with
focus at the Balkans
green bis yellowish-greenHelleborus odorus (Ranunculaceae) plant.jpg
subsp. odorus L.
odorant

Helleborus orientalis Lam.
1789
Lenten rose, Lenten hellebore, oriental helleborefrom the eastN Turkey, Bulgaria, Ukraine, Georgia, Caucasuswhite, yellowish, pinkHelleborus orientalis.jpg
subsp. abchasicus
(A. Braun) Mathew

from AbchasiaGeorgiapink, reddishHelleborus orientalis IMG 4142 C.JPG
subsp. guttatus
(A. Braun & Sauer) Mathew

dotted


subsp. orientalisH. caucasicus, H. kochiifrom the eastoccasionally used for ssp. gutatus + abchasicusreddish
Helleborus purpurascens
Waldst. & Kit. 1802

purple / redHungary, Slovakia, Poland, Romaniaviolet, brownHelleborus purpurascens 001.JPG
Helleborus torquatus
Archer-Hind 1884

adorned with a neckletCroatia, Bosnia, Serbia, Montenegrogreen, violettHelleborus torquatus - Flickr - peganum (2).jpg
Helleborus viridis L.
1753
green hellebore or bear's-footgreenAustria, N Italy, Swizerland, S GermanygreenHelleborus viridis (hellébore vert) - W.Sandras.jpg
subsp. occidentalis
1869


Caulescent species[edit]

These four species have leaves on their flowering stems (in H. vesicarius the stems die back each year; it also has basal leaves).

Acaulescent (stemless) species[edit]

These species have basal leaves. They have no true leaves on their flower stalks (although there are leafy bracts where the flower stalks branch).

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