The Endemic Plants of Chile

Place of Publication

Cont. Gray Herb. 81: 26 (1928)

Type citation

Chile, Coquimbo. T.Bridges s.n. (lectotype: BM, selected by Johnston (1928, 27); possible isolectotypes: BM, P.)

Synonyms

• Cochranea conferta Miers var.  auriculata
• Cochranea rosmarinifolium (Phil.) Phil.
• Cochranea sinuata Miers
• Heliotropium floridum (A.DC.) Clos var.  bridgesii
• Heliophytum floridum A.DC. var.  bridgesii
• Heliotropium rosmarinifolium Phil.
• Heliotropium izagae Phil.

Common names

• palo negro (Luebert (2013))
• monte negro (Luebert (2013))

References

• Johnston (1928)

  Johnston, I.M. 1928. Studies in the Boraginaceae. VII. The South American species of Heliotropium; Notes on various Boraginoideae. Contributions from the Gray Herbarium of Harvard University 81:3-83

• Luebert (2013)

  Luebert, F. 2013. A revision of Heliotropium sect. Cochranea (Heliotropiaceae). Kew Bulletin 68(1): 1-54.

Regions

Atacama and Coquimbo

Habitat

Desert and Desert fog oases (Lomas)

Distribution and habitat

Coastal areas and interior of the provinces of Elqui (Región Coquimbo) and provinces of Huasco and Copiapó (Región Atacama). Coastal ravines and rocky hillsides from sea level to 1500 m where it is dominant and growing with Balbisia peduncularis, Frankenia chilensis, Nolana albescens, Oxalis virgosa and Pleocarphus revolutus.

Distribution

• Heliotropium sinuatum (Miers) I.M. Johnst.
• • Heliotropium sinuatum (Miers) I.M. Johnst.
  • • Heliotropium sinuatum (Miers) I.M. Johnst.
    • • Heliotropium sinuatum (Miers) I.M. Johnst.
      • • Heliotropium sinuatum (Miers) I.M. Johnst.
        • • Heliotropium sinuatum (Miers) I.M. Johnst.
          • • Heliotropium sinuatum (Miers) I.M. Johnst.
            • • Heliotropium sinuatum (Miers) I.M. Johnst.
              • • Heliotropium sinuatum (Miers) I.M. Johnst.
                • • Heliotropium sinuatum (Miers) I.M. Johnst.
                  • • Heliotropium sinuatum (Miers) I.M. Johnst.
                    • • Heliotropium sinuatum (Miers) I.M. Johnst.
                      • • Heliotropium sinuatum (Miers) I.M. Johnst.
                        • • Heliotropium sinuatum (Miers) I.M. Johnst.
                          • • Heliotropium sinuatum (Miers) I.M. Johnst.
                            • • Heliotropium sinuatum (Miers) I.M. Johnst.
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Conservation status

• Least Concern (Luebert (2013))

Descriptions

• Luebert (2013)

Habit

Erect shrub 0.5–1.5 m tall. Flowering September to November (throughout the year with sufficient moisture).

Key characteristics

Most closely related to H. taltalense which is also resinous and has sinuate and rugose leaves but H. sinuatum differs by not having forked secondary veins and posses leaves with less pubescence (Luebert, 2013).

Notes

Seed of this species is banked by the national seed bank of Chile, INIA.