erect prickly-pear

Names and Synonyms

Common Names

• Erect prickly pear
• Prickle
• Sour Prickle
• erect prickly-pear
• Australian Pest Pear
• Pest Pear of Australia
• Sour Prickly Pear
• common prickly pear
• shell mound pricklypear

Scientific Names

Accepted name

Synonyms

• Cactus opuntia var. inermis
• Cactus strictus
• Opuntia tenuiflora
• Opuntia airampo
• Opuntia bartramii
• Opuntia vulgaris var. balaerica
• Opuntia magnifica
• Pilocereus flavispinus
• Opuntia nejapensis
• Opuntia dillenii var. reitzii
• Opuntia bentonii
• Opuntia parva
• Opuntia stricta subsp. esparzae
• Opuntia inermis
• Opuntia keyensis
• Opuntia longiclada

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta within the class Equisetopsida. As a member of the subclass Magnoliidae and the order Caryophyllales, it is specifically positioned in the family Cactaceae. Finally, its taxonomic identity is defined by the genus Opuntia, specifically the species Opuntia stricta.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a specific geographical distribution primarily concentrated within the Mediterranean region. In Southwestern Europe, it can be found across the Balearic Islands, France, and Spain. Moving eastward, its range extends into Southeastern Europe to include countries such as Albania. Additionally, the species is well-established within the coastal and inland areas of Greece. Together, these locations define the natural habitat where this medicinal species thrives.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Opuntia stricta is characterized by its ability to thrive in open habitats, where it avoids dense competition and maximizes exposure to sunlight. This species exhibits a broad altitudinal distribution, occupying diverse landscapes ranging from sea level up to an elevation of 1500 m AMSL. By colonizing these open environments across such a wide elevational gradient, the plant demonstrates significant ecological plasticity and adaptability to varying topographical and climatic conditions.

Elevational range max:

1500 m AMSL

Elevational range min:

0 m AMSL

Habitat :

open

Life history

The life history of Opuntiia stricta is characterized by a perennial lifecycle, allowing the plant to persist through multiple growing seasons and establish long-term presence in its habitat. Throughout its existence, it maintains an evergreen deciduousness, retaining its fleshy, photosynthetic cladodes year-round rather than shedding them seasonally. This combination of a long-lived perennial nature and constant green foliage enables the species to effectively manage resources and maintain metabolic activity across varying environmental conditions.

Deciduousness :

evergreen

Lifecycle :

perennial

Morphology

The morphology of Opuntia stricta is characterized by a woody growth form, primarily manifesting as a shrub. As a terrestrial and independent organism, it does not function as an epiphyte or a parasite. The plant is self-supporting rather than acting as a climber, liana, or vine. In terms of stature, it exhibits significant variation in plant height, with recorded minimums of 0.6 m, a mean height of approximately 1.625 m, and a maximum height reaching up to 3 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

shrub

Parasite :

independent

Plant height max:

3 m

Plant height mean:

1.625 m

Plant height min:

0.6 m

Woodiness :

woody

Physiology

The physiology of Opuntia stricta is characterized by specialized adaptations to arid environments, most notably its pronounced succulence, which allows for efficient water storage within its tissues. Regarding its vegetative structures, the plant exhibits highly reduced leaves; these microphylls typically measure a minimum of 0.4 cm, with a mean length of 0.5 cm, and can reach a maximum length of 0.6 cm. Furthermore, the plant does not function as a nitrogen fixer, relying instead on other mechanisms for nutrient acquisition within its ecological niche.

Leaf length max:

0.6 cm

Leaf length mean:

0.5 cm

Leaf length min:

0.4 cm

Nitrogen fixer :

no

Succulence :

yes

Reproduction

The reproduction of Opuntia stricta is characterized by the development of distinct floral and fruiting structures that facilitate its life cycle. The flowering stage features blossoms that vary in size, with flower lengths ranging from a minimum of 5 cm to a maximum of 6.5 cm. Following successful pollination, the plant produces fleshy fruits that exhibit significant morphological variation; these fruits typically have a mean length of 5 cm, though they can range from as small as 4 cm to as large as 6 cm. Within these fruits, the dispersal mechanism relies on seeds that show remarkable uniformity in weight, maintaining a consistent mass of approximately 0.02192 g, with no deviation observed between the minimum and maximum measured values.

Flower length max:

6.5 cm

Flower length min:

5 cm

Fruit length max:

6 cm

Fruit length mean:

5 cm

Fruit length min:

4 cm

Seed mass mean:

0.02192 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Opuntia stricta has 2 reported plant parts identified across 2 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include fruit, seed.

Fruit

1. Molecules (Basel, Switzerland)

Seed

1. Molecules (Basel, Switzerland)

Chemicals

Opuntia stricta has 11 reported phytochemicals identified across 2 scientific publications and several other databases. The most consistently reported chemicals include Betanin, Flavonoids, Isobetanin, Isorhamnetin, Isorhamnetin-3-O-rutinoside.

Betanin

1. Molecules (Basel, Switzerland)

Flavonoids

1. Natural product research

Isobetanin

1. Molecules (Basel, Switzerland)

Isorhamnetin

1. Natural product research

Isorhamnetin-3-O-rutinoside

1. Natural product research

Kaempferol 3-O-arabinoside

1. Natural product research

Phenolic acid

1. Natural product research

Piscidic acid

1. Molecules (Basel, Switzerland)

Quercetin 3-O-rutinoside

1. Natural product research

linoleic acid

1. Molecules (Basel, Switzerland)

Activities

Opuntia stricta has 3 reported activities identified across 2 scientific publications and several other databases. The most consistently reported activities include Antioxidant, Antimicrobial, Cytotoxic.

Antioxidant

1. Natural product research
2. PloS one

Antimicrobial

1. Natural product research

Cytotoxic

1. PloS one

Medicinal Uses

Opuntia stricta has 6 reported medicinal uses identified across 2 scientific publications and several other databases. The most consistently reported uses include asthma, cancer, hypertension, infertility, obesity.

Most Reported Uses

Preparations