Cruciata glabra explained

Cruciata glabra, smooth crosswort, is a species of flowering plant in the family Rubiaceae, native to Morocco, Algeria, southern, central and eastern Europe, the Caucasus, Kazakhstan, the Altai, and western Siberia.^[1] It is often found in beech (Fagus sylvatica) forests.^[2]

Subspecies

The following subspecies are currently accepted:^[1]

• Cruciata glabra subsp. balcanica (Ehrend.) Soó
• Cruciata glabra subsp. glabra
• Cruciata glabra subsp. hirticaulis (Beck) Natali & Jeanm.
• Cruciata glabra subsp. krylovii (Iljin) E.G.Naumova

Notes and References

1. Web site: Cruciata glabra (L.) Opiz . . 2017 . Plants of the World Online . Board of Trustees of the Royal Botanic Gardens, Kew . 30 September 2020 .
2. Peña . Lorena . Amezaga . Ibone . Onaindia . Miren . At which spatial scale are plant species composition and diversity affected in beech forests? . Annals of Forest Science . 2011 . 68 . 8 . 1351–1362 . 10.1007/s13595-011-0147-2 . 31895897 . 30 September 2020 . free .