Haplophylloideae Appelhans, Bayly, Heslewood, Groppo, Verboom, P.I.Forst., Kallunki & Duretto

Appelhans, Marc S., Bayly, Michael J., Heslewood, Margaret M., Groppo, Milton, Verboom, G. Anthony, Forster, Paul I., Kallunki, Jacquelyn A. & Duretto, Marco F., 2021, A new subfamily classification of the Citrus family (Rutaceae) based on six nuclear and plastid markers, TAXON 70 (5), pp. 1035-1061 : 1050

Subfam. Haplophylloideae Appelhans, Bayly, Heslewood, Groppo, Verboom, P.I.Forst., Kallunki & Duretto , sub-fam. nov. [clade B p.p.] –

Type: Haplophyllum A.Juss.

Genera [1]: Haplophyllum ; Number of species: 66; Characteristics: Perennial herbs or subshrubs; schizogenous oil glands present; leaves alternate, simple (rarely 3- to 5-parted); flowers 5-merous, diplostemonous; staminal filaments bearded within; gynoecia joined at style, carpels 3–5, ovules (1)2–4(–8) per locule; fruits dehiscent; endosperm copious; base chromosome number x = 9. Range: from the western Mediterranean and N and NE Africa, through Arabia and central Asia to China.