Lathyrus niger f. longipes (Rohlena) Asch. & Graebn. form synonym

Lathyrus niger var. protensus Rohlena variety synonym

Lathyrus niger f. heterophyllus (R.Uechtr.) Beck form synonym

Lathyrus niger f. angulatus (Peterm.) Asch. & Graebn. form synonym

Lathyrus niger f. latifolius (Rouy) Borza form synonym

Orobus niger var. angulatus Peterm. variety synonym

Orobus niger var. longipes Rohlena variety synonym

Lathyrus niger var. heterophyllus (R.Uechtr.) R.Uechtr. variety synonym

Lathyrus niger f. heterophyllus (Uechtr.) Bernh. form synonym

Orobus niger var. heterophyllus R.Uechtr. variety synonym

Lathyrus niger f. rotundifolius Beck form synonym

Lathyrus niger var. genuinus Rouy variety synonym

Lathyrus niger f. transiens (Rouy) Asch. & Graebn. form synonym

Lathyrus niger f. protensus (Rohlena) Rohlena form synonym

Lathyrus niger var. longipes (Rohlena) H.Lindb. variety synonym

Menkenia nigrescens Bubani species synonym

Lathyrus niger subsp. niger subspecies accepted

Lathyrus rifeus Pau & Sennen species synonym

Lathyrus fiorii Sennen species synonym

Lathyrus jordani (Ten.) Ces., Pass. & Gibelli species synonym

Lathyrus niger var. latifolius Rouy variety synonym

Lathyrus niger subsp. jordani (Ten.) Arcang. subspecies accepted

Lathyrus niger var. transiens Rouy variety synonym

Orobus tristis Láng ex Rchb. species synonym

Orobus paradensis Kit. & Kanitz species synonym

Orobus jordani Ten. species synonym

Orobus exaltatus Ten. & Guss. species synonym

Lathyrus niger var. angustifolius Rouy variety synonym

Orobus tristis Láng species homotypic synonym