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Hexalectris (crested coralroot) [1] is a genus of the family Orchidaceae, comprising 10 known species of fully myco-heterotrophic orchids. [2] These species are found in North America, with the center of diversity in northern Mexico. [3] None of the species are particularly common. [4]
Hexalectris spicata, the spiked crested coralroot, [2] is a terrestrial, myco-heterotrophic orchid lacking chlorophyll and subsisting entirely on nutrients obtained from mycorrhizal fungi in the soil. It is native to Arizona, New Mexico, Texas and Coahuila.
Hexalectris warnockii, the Texas crested coralroot, Texas purple-spike, is a myco-heterotrophic orchid found in the states of Texas and Arizona in the southwestern United States, and in the states of Coahuila and Baja California Sur in northern Mexico.
That’s about half of Florida’s orchid diversity and a fourth of the species in the U.S. and Canada. But Roger, then 32, was looking for just one: Lepanthopsis melanantha , the tiny orchid.
This is a list of genera in the orchid family (Orchidaceae), originally according to The Families of Flowering Plants - L. Watson and M. J. Dallwitz.This list is adapted regularly with the changes published in the Orchid Research Newsletter which is published twice a year by the Royal Botanic Gardens, Kew.
A blue orchid from the Andes region of South America, each of these rare plants grows 6 to 12 leaves and has flowers that can reach as large as 4 inches in diameter. Boella coelestis
Hexalectris colemanii, or Coleman's crested coralroot, [2] is a terrestrial, myco-heterotrophic orchid lacking chlorophyll and subsisting entirely on nutrients obtained from mycorrhizal fungi in the soil. It is a very rare species endemic to southern Arizona, known from only three counties (Pima, Cochise and Santa Cruz).
Hexalectris revoluta, the Chisos Mountain crested coralroot, [1] is a terrestrial, myco-heterotrophic orchid lacking chlorophyll and subsisting entirely on nutrients obtained from mycorrhizal fungi in the soil. It is closely related to H. colemanii; the two are regarded by some authors as varieties of the same species.