Heliotropium sinuatum (Miers) I.M. Johnst.

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

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.