2. b. classification OF THE RANUNCULACEAE
Prof. Dr. R. Hegnauer c.s. follows the following classification:
1. Hydrastidoideae
( = Hydrastidaceae) no honeycombs
a principle with 2-many principles of fruit leaves 2-many
bellies or berries
Glaucidium, among others.
Hydrastis (seed principle)
2. Helleboroideae (= Helleboraceae)
usually with honey leaves
many fruit leaves
multi-serious bellow fruits, berries or hairstyles.
Helleboreae: with cup-shaped honey leaves.
2.1 Cimicifuginae: Actaea, Anemonopsis, Coptis, Cimifuga, Zanthorhiza
2.2 Helleborinae: Eranthis, Helleborus
2.3. Isopyrinae: Isopyrum s.l., Aquilegia s.l.
Caltheae: with flat honeycombs
2.4. Calthinae: Caltha, Trollius
2.5. Nigellinae: Komaraffia, Nigella s.l.
2.6. Delphiniinae: Aconitum, Delphinium s.l.
3. Ranunculoideae (= Anemonoideae)
Honey leaves are missing or look like petals
Single-sided nuts (exception: drupes)
Anemoneae: Honey leaves missing
3.1Thalictrinae: Anemonella, Thalictrum
3.2 Anemoniae: Anemone, Knowltonia, Oreithales
3.3 Clematidinae: Clematis s.l., Clematopsis
Ranunculeae: petal-like honey leaves
4.
3.4. Ranunculinae: Hamadryas, Myosurus, Paroxygraphis, Ranunculus s.l. Trauvetteria
3.5 Laccopetalinae: Laccopetalum
3.6 Adonididae: Adonis, Callianthemum
Some authors divide the Hydrastidaceae into a separate group, somewhat intermediate between the Paeoniaceae, the Ranunculaceae and the Berberidaceae. Most authors nowadays distinguish the Paeoniaceae as a separate family.
(N.B. 's.l.' stands for sensu latero = in a broader sense, as opposed to sensu stricto)