Literature

Authors	Year	Title
W. D. Wiesenborn, Pratt G. F.	2010	Visitation of heliotrope and western purslane flowers by Hesperopsis gracielae (Lepidoptera: Hesperiidae)
M. Weigend, Luebert, F., Gottschling, M., Couvreur, T. L. P., Hilger, H. H., Miller, J. S.	2014	From capsules to nutlets – Phylogenetic relationships in the Boraginales
M. Weigend, Brokamp, G., Kirbach, A., Förther, H.	2003	Notas sobre Heliotropium krauseanum Fedde, la única especie de Heliotropium sect. Cochranea del Perú (Heliotropiaceae = Boraginaceae subfam. Heliotropioideae)
D. F. Ward, Fantz P. R.	1977	Keys to the flora of Florida – 3, Boraginaceae
E. von Raab-Straube, Raus T.	2013	Euro+Med-Checklist Notulae, 2
O. A. Volkova, Severova, E. E., Polevova, S. V.	2013	Structural basis of harmomegathy: Evidence from Boraginaceae pollen
P. J. Vogan, Frohlich, M. W., Sage, R. F.	2007	The functional significance of C3–C4 intermediate traits in Heliotropium L. (Boraginaceae): gas exchange perspectives
D. D. Vieira, Conceição, A. S., Melo, J. I. M., Stapf, M. N. S.	2013	A família Boraginaceae sensu lato na APA Serra Branca/Raso da Catarina, Bahia, Brasil
B. Verdcourt	1987	On the typification of Heliotropium supinum L.(Boraginaceae)
B. Verdcourt	1988	A new genus Nogalia (Boraginaceae: Heliotropioideae) from Somaliland and southern Arabia
B. Verdcourt	1989	Two synonymies in Boraginaceae
P. van Tieghem	1906	Sur les Heliotropiacées
C. Gijsbert G. van Steenis	1934	Heliotropium elongatum Hofm. in Java
E. Santiago-Valentín, Sánchez-Pinto, L., Francisco-Ortega, J.	2015	Domingo Bello y Espinosa (1817–1884) and the new taxa published in his Apuntes para la flora de Puerto-Rico
A. Urzúa, Villarroel, L., Torres, R., Teillier, S.	1993	Flavonoids in the resinous exudate of chilean Heliotropium species from Cochranea section
A. Urzúa, Modak, B., Villarroel, L., Torres, R., Andrade, L., Mendoza, L., Wilkens, M.	2000	External flavonoids from Heliotropium megalanthum and H. huascoense (Boraginaceae). Chemotaxonomic considerations
A. Urzúa, Modak, B., Villarroel, L., Torres, R., Andrade, L.	1998	Comparative flavonoid composition of the resinous exudates from Heliotropium chenopdiaceum var. chenopodiaceum and H. chenopodiaceum var. ericoideum
E. Tölke, Carmello-Guerreiro, S. Maria, De Melo, J. Iranildo M.	2015	Leaf anatomy of six species of Heliotropiaceae Schrad. from the Brazilian semi-arid region
B. L. Turner, Williams J.	2010	Heliotropium procumbens (Boraginaceae): Native or adventive in the USA?
B. L. Turner	2007	Distribution of Heliotropium torreyi (Boraginaceae), and the description of a new species from its midst
T. A. Al‐Turki, Omer, S., Ghafoor, A.	2001	Two new species of Heliotropium L. (Boraginaceae) from Saudi Arabia
M. Thulin	2003	Three new species of Heliotropium (Boraginaceae) from the Horn of Africa region
K. G. Tamanyan	2011	Checklist of Boraginaceae Juss. family in Armenia (in Russian)
P. C. Standley	1938	Boraginaceae in Flora of Costa Rica
C. L. Spegazzini	1901	Plantae novae nonnullae Americae australis
C. L. Spegazzini	1902	Nova addenda ad floram Patagonicam II
D. J. Smith	1910	Undescribed plants from Guatemala and other Central American Republics. XXXIII
J. Sims	1814	Heliotropium corymbosum
I. A. Al-Shehbaz	1991	The genera of Boraginaceae in the southeastern United States
R. Sharma	1954	Floral anatomy of Heliotropium indicum L.
H. A. Schrader	1819	De Asperifoliis Linnei Commentatio Recitata
R. Scheel, Ybert, J. P., Barth, O. M.	1996	Pollen morphology of the Boraginaceae from Santa Catarina state (southern Brazil), with comments on the taxonomy of the family
M. K. Sahay	1973	Pollen morphology of Heliotropium
H. H. Rusby	1895	On the collections of Mr. Miguel Bang in Bolivia, part II
G. Rodríguez	1993	El género Heliotropium L. (Boraginaceae) en Venezuela. Sinopsis
N. F. Refulio-Rodriguez, Olmstead R. G.	2014	Phylogeny of Lamiidae
C. B. Robinson	1909	Philippine Boraginaceae
T. Rjagopal, Ramayya N.	1966	On the taxonomy of the genus Heliotropium L., from Hyderabad with a revised key to the South Indian species
H. Riedl	1985	Heliotropium balansae sp. n., und die Heliotropium bacciferum-Gruppe
A. Richardson, King W. K.	2009	Tournefortia hirsutissima (Boraginaceae) new to the flora of Texas
K. Reiche	1907	Estudios críticos sobre la flora de Chile. Boraginaceae
A. E. Ragonese	1950	Una nueva especie de Heliotropium de la flora argentina
U. S. Qureshi	1985	Studies on the pollen morphology of the genus Heliotropium L. from Pakistan
R. L. Pérez-Moreau	1963	Una nueva especie de Heliotropium de Neuquén (Boraginaceae)
R. L. Pérez-Moreau	1964	Nota sobre dos Heliotropium argentinos (Boraginaceae)
P. Pliscoff, Luebert, F., Hilger, H. H., Guisan, A.	2014	Effects of alternative sets of climatic predictors on species distribution models and associated estimates of extinction risk: A test with plants in an arid environment
A. Pitot	1938	Le développement de l'ovaire d'Heliotropium europæum L.
E. Pisano	1976	Adiciones a la flora vascular nativa de Tierra del Fuego
R. A. Philippi	1873	Descripción de las plantas nuevas incorporadas últimamente en el herbario chileno
R. A. Philippi	1891	Catalogus praevius plantarum in itinere ad Tarapacá a Federico Philippi lectarum

Authors