Abstract
Seven species ofJoosia are recognized, four of which are new:J. ulei,J. aequatoria,J. standleyana, andJ. macrocalyx. All of the species are confined to western South America from Colombia south to Peru with the main center of dispersal in Ecuador. A new subgenus,Sectocalyx, is also described.
This is a preview of subscription content, log in via an institution to check access.
Similar content being viewed by others
Literature cited
Baillon, H. 1880. Histoire des Plantes. Vol. 7. Paris.
Bentham, G. & J. D. Hooker 1873. Genera Plantarum. Vol. 2. London.
Don, G. 1834. A General History of the Dichlamydeous Plants. Vol. 3. London.
Karsten, H. 1858. Florae Columbiae. Vol. 1. Berlin.
KIotzsch, J. F. 1846.Ladenbergia. In F. G. Hayne. Getreue Darstellung und Beschreibung der in der Arzneikunde Gebräuchlichen Gewächse. Vol. 14. Berlin.
Ruiz, H. & J. A. Pavon 1799. Flora Peruviana et Chilensis. Vol. 2. Madrid.
Schumann, K. 1888.Joosia. In C. F. P. von Martius. Flora Brasiliensis. Vol. 6. Leipzig.
- 1891.Joosia. In H. Engler & K. Prantl. Die Natürlichen Pflanzenfamilien. IV. Teil, Abteilung 4. Berlin.
Standley, P. C. 1936.Joosia. Field Mus. Nat. Hist., Bot. Ser.11: 219.
— 1936.Joosia. In J. F. Macbride. Flora of Peru. Publ. Field Mus. Nat. Hist., Bot. Ser.13(6): 5,36.
Steere, W. C. 1944.Joosia. Flora (Inst. Ecuat.)3(7-10): 195.
Weddell, H. A. 1849. Histoire Naturelle des Quinquinas. Paris.
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Steyermark, J.A. Revision of the genus joosia (rubiaceae). Brittonia 27, 251–262 (1975). https://doi.org/10.2307/2805896
Issue Date:
DOI: https://doi.org/10.2307/2805896