''Hexalectris colemanii'', or Coleman's crested coralroot, is a terrestrial,

myco-heterotrophic Myco-heterotrophy (from Greek μύκης , "fungus", ἕτερος ', "another", "different" and τροφή ', "nutrition") is a symbiotic relationship between certain kinds of plants and fungi, in which the plant gets all or part of its food fr ...

orchid lacking

chlorophyll Chlorophyll (also chlorophyl) is any of several related green pigments found in cyanobacteria and in the chloroplasts of algae and plants. Its name is derived from the Greek words , ("pale green") and , ("leaf"). Chlorophyll allow plants to ...

and subsisting entirely on nutrients obtained from

mycorrhizal A mycorrhiza (from Greek μύκης ', "fungus", and ῥίζα ', "root"; pl. mycorrhizae, mycorrhiza or mycorrhizas) is a symbiotic association between a fungus and a plant. The term mycorrhiza refers to the role of the fungus in the plan ...

fungi in the soil. It is a very rare species

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found els ...

to southern

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a U.S. state, state in the Southwestern United States. It is the list of U.S. states and territories by area, 6th largest and the list of U.S. states and territories by population, 14 ...

, known from only three counties (

Pima Pima or PIMA may refer to: People * Pima people, the Akimel O'odham, Indigenous peoples in Arizona (U.S.) and Sonora (Mexico) Places * Pima, Arizona, a town in Graham County * Pima County, Arizona * Pima Canyon, in the Santa Catalina Mountains ...

Cochise Cochise (; Apache: ''Shi-ka-She'' or ''A-da-tli-chi'', lit.: ''having the quality or strength of an oak''; later ''K'uu-ch'ish'' or ''Cheis'', lit. ''oak''; June 8, 1874) was leader of the Chihuicahui local group of the Chokonen and princip ...

and Santa Cruz). It is closely related to '' H. revoluta'' and the two are sometimes considered varieties of the same species.Kew World Checklist of Selected Plant Families
/ref>

References

External links

Vimeo, Center for Biological Diversity, video showing ''Hexalectris colemanii'' in Santa Rita Mountains of Arizona
{{Taxonbar, from=Q17320490 Bletiinae Myco-heterotrophic orchids Orchids of the United States Flora of Arizona Endangered flora of the United States Plants described in 2004 Flora without expected TNC conservation status