Desert Orchid

Names and Synonyms

Common Names

• Desert Orchid
• Garden Harlequin
• Peters Eulophia

Scientific Names

Accepted name

Synonyms

• Cyrtopera petersii
• Graphorkis petersii
• Graphorkis afra
• Eulophia phillipsiae
• Graphorkis baginsensis
• Eulophia schimperiana
• Galeandra petersii
• Eulophia smithii
• Eulophia baginsensis
• Eulophia longipedunculata
• Eulophia gumbariensis
• Eulophia circinnata
• Eulophia coleae
• Eulophia afra

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known as Eulophia peterseii, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is classified under the order Asparagales. Finally, it is a member of the Orchidaceae family and falls under the genus Eulophia.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a diverse geographical range spanning several regions across the African continent. In West-Central Tropical Africa, its presence is documented in both Burundi and the Democratic Republic of the Congo. Moving toward Northeast Tropical Africa, the species can be found within the borders of Eritrea and Ethiopia. Furthermore, its distribution extends to the unique island of Socotra. Together, these locations highlight the varied habitats where Eulophia peterseii is known to grow.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Eulophia peterii is defined by its adaptability across diverse topographical gradients, primarily occupying environments ranging from low-lying areas to significant montane elevations. This species thrives within an altitudinal spectrum that begins as low as 106 m AMSL and extends upward to a maximum elevation of 1220 m AMSL. This broad elevational range suggests that the plant can tolerate varying microclimates, including shifts in temperature, humidity, and light availability associated with different altitudes. Such ecological plasticity allows it to inhabit various niches within its native range, potentially ranging from lowland tropical settings to mid-elevation woodland or scrub habitats.

Elevational range max:

1220 m AMSL

Elevational range min:

106 m AMSL

Life history

The life history of Eulophia peterisii is characterized by a perennial lifecycle, allowing the plant to persist in its environment through multiple growing seasons. As a member of the orchid family, it functions as a geophyte, relying on specialized underground storage organs to survive unfavorable periods and facilitate regrowth. This life strategy is further supported by its classification as a cryptophyte, meaning its vital regenerative parts are protected beneath the soil surface, shielding them from external environmental stressors.

Life form :

geophyte

Life form :

cryptophyte

Lifecycle :

perennial

Morphology

The morphology of Eulophia peterisii is characterized by its growth form as a non-woody herb. As a self-supporting plant, it does not function as a climber, liana, or vine, and it maintains an independent existence rather than acting as a parasite. The species is terrestrial in its habitat, lacking aquatic or epiphytic tendencies. In terms of stature, the plant exhibits a variable height, ranging from a minimum of 0.8 m to a maximum of 2 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Plant height max:

2 m

Plant height min:

0.8 m

Woodiness :

non-woody

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Eulophia petersii has 1 reported plant parts identified across 1 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include root.

Root

1. Fitoterapia

Chemicals

Eulophia petersii has 2 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include Phenanthrenes, Phytosterols.

Phenanthrenes

1. Fitoterapia

Phytosterols

1. Fitoterapia

Conditions

Eulophia petersii has 3 reported investigations on conditions identified across 1 scientific publications and several other databases. The most consistently reported conditions include breast cancer, cervix cancer, hepatocellular carcinoma.

Breast cancer

1. Journal of natural medicines

Cervix cancer

1. Journal of natural medicines

Hepatocellular carcinoma

1. Journal of natural medicines

Preparations

Eulophia petersii has 1 reported preparations identified across 1 scientific publications and several other databases. The most consistently reported preparations include roots.

Roots

1. Fitoterapia