Echinocystis

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Echinocystis
Echinocystis lobata.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Cucurbitales
Family: Cucurbitaceae
Subfamily: Cucurbitoideae
Tribe: Sicyoeae
Genus: Echinocystis
Torr. & A.Gray
Species:
E. lobata
Binomial name
Echinocystis lobata
(Michx.) Torr. & A. Gray
Synonyms

Echinocystis is a monotypic genus in the gourd family, Cucurbitaceae. The sole species is E. lobata, commonly called wild cucumber, prickly cucumber or bur cucumber. It is an annual, sprawling plant that is native to North America.

Contents

Description

Echinocystis lobata is an annual vine that produces stems that can be as long as 8 m (26 ft) and which climb, with the help of coiling, branched tendrils, over shrubs and fences or trail across the ground. The stems are angular and furrowed. The leaves are alternate with long petioles, five palmate lobes and no stipules. The plants are monoecious, with separate male and female blooms on the same plant. [1] The male flowers are in long-stemmed, upright panicles. Each flower has a white, or greenish-yellow, corolla with six slender lobes. The male flower has a single central stamen with a yellow anther. The female flower has a single stigma and is borne on a short stalk at the base of the flower panicle, with the spiky globular inferior ovary being immediately beneath. [2] The fruit is a prickly, inflated capsule up to 5 cm (2 in) long with two pores and four seeds. [1] It resembles a tiny spiny water melon, or cucumber, but is inedible (hence the name "bur cucumber"). [3] It persists all winter and then opens at the bottom, liberating the seeds. [4] This species can be distinguished from the oneseed bur cucumber (Sicyos angulatus) by the six-lobed corolla and the lack of the clustered fruits that that plant bears. [1] It also appears similar to Marah macrocarpa (also known as wild cucumber) which has a six-lobed corolla as well and is found in Southern California chaparral where E. lobata is not. [5]

Distribution

The native range across North America includes forty U.S. states (excluding Nevada, Hawaii, Alaska, and most of the far Southeastern states); and nine Canadian provinces. [6] [7] It has also been reported as an uncommon invasive species in the Örség Landscape Protection Area of Hungary near the Austrian-Slovenian border. [8] Similarly it is reported as an adventive alien species that grew in wetland, grassland and human-affected areas of the Carei Plain natural protected area, western Romania. [9]

Insect interactions

This vine has been reported as a food source and host plant for the leaf-footed bug Anasa repetita , which feeds along the entire length of the stem and at the developing roots. Specimens collected in September 2006 from a E. lobata in Grant County, Wisconsin were the first recording of the bug in that state. [10] Additionally, the pentatomid species Euschistus servus euschistoides is recorded as feeding on developing E. lobata fruit. [10] Robertson in 1928 reported that 2 different species of parasitoid hymenopterans had been collected from E. lobata flowers in central Illinois. Both the scoliid wasp Scolia bicincta and the tiphid wasp Myzinum quinquecinctum nectared on the flowers, along with a number of other flower species. [11] The beetle species Chauliognathus pensylvanicus is listed as visiting the wild flowers growing in Wisconsin. [12]

Bacterial infection

E. lobata has been shown to be susceptible to bacterial wilt, a disease caused by infection of the plants with the bacterium Erwinia tracheiphila . Bacteria are transmitted between plants by the Striped cucumber beetle Acalymma vittatum. As the adult beetles feed they also drop frass on fresh areas of feeding which results in infection of the plant. The susceptibility of E. lobata, Cucurbita foetidissima , Cucurbita californica and Sicyos angulatus to bacterial wilt was identified via experiments by E. M. Smith in 1911. [13]

Uses

The plant has been used medicinally by native Americans. The Taos Pueblo of New Mexico used it to treat rheumatism, while the Menominee of Wisconsin made a bitter extract from the roots for use as a love potion and as an analgesic. [14] The powdered root has been used to prepare a poultice to relieve headaches and the seeds have been used as beads. [15]

Related Research Articles

<span class="mw-page-title-main">Cucurbitaceae</span> Family of plants

The Cucurbitaceae, also called cucurbits or the gourd family, are a plant family consisting of about 965 species in around 95 genera. Those most important to humans are the following:

<i>Cucurbita</i> Genus of herbaceous vines in the gourd family, Cucurbitaceae

Cucurbita is a genus of herbaceous fruits in the gourd family, Cucurbitaceae, native to the Andes and Mesoamerica. Five edible species are grown and consumed for their flesh and seeds. They are variously known as squash, pumpkin, or gourd, depending on species, variety, and local parlance. Other kinds of gourd, also called bottle-gourds, are native to Africa and belong to the genus Lagenaria, which is in the same family and subfamily as Cucurbita, but in a different tribe. These other gourds are used as utensils or vessels, and their young fruits are eaten much like those of the Cucurbita species.

<i>Acalymma vittatum</i> Species of beetle

Acalymma vittatum, the striped cucumber beetle, is a beetle of the family Chrysomelidae and a serious pest of cucurbit crops in both larval and adult stages. It is distributed from eastern North America to the Rocky Mountains. It is replaced in the west by Acalymma trivittatum, a duller species often with greyish or pale white elytra rather than yellow.

<i>Hypoxis hirsuta</i> Species of flowering plant

Hypoxis hirsuta, commonly known as common goldstar, common star-grass, eastern yellow stargrass, yellow star grass, or yellow star flower, is a perennial ornamental plant in the family Hypoxidaceae. Sometimes this plant is placed in the family Amaryllidaceae or the family Liliaceae. The species is native to the United States, Canada, and northeastern Mexico.

<i>Campanula rapunculoides</i> Species of flowering plant

Campanula rapunculoides, known by the common names creeping bellflower, rampion bellflower, rover bellflower, garden bluebell, creeping bluebell, purple bell, garden harebell, and creeping campanula, is a perennial herbaceous plant of the genus Campanula, belonging to the family Campanulaceae. Native to central and southern Europe and west Asia, in some parts of North America it is an extremely invasive species.

<i>Liatris spicata</i> Species of flowering plant in the daisy family Asteraceae

Liatris spicata, the dense blazing star, prairie feather, gayfeather or button snakewort, is a herbaceous perennial flowering plant in the family Asteraceae. It is native to eastern North America where it grows in moist prairies and sedge meadows.

<i>Orobanche uniflora</i> Species of flowering plant

Orobanche uniflora, commonly known as one-flowered broomrape, one-flowered cancer root, ghost pipe or naked broomrape, is an annual parasitic herbaceous plant. It is native to much of North America, where it is a parasitic plant, tapping nutrients from many other species of plants, including those in the families Asteraceae and Saxifragaceae and in the genus Sedum. The name "orobanche" can be translated to "vetch-strangler" and "uniflora" can be translated to "single-flower".

<i>Sicyos angulatus</i> Species of flowering plant

Sicyos angulatus, the oneseed bur cucumber or star-cucumber is an annual vine in the gourd family, Cucurbitaceae, native to eastern North America. The plant forms mats or climbs using tendrils. The leaves are palmately veined and lobed, the flowers are green to yellowish green, and the fruits form clusters of very small pepos.

<span class="mw-page-title-main">Bacterial wilt</span> Species of bacterium

Bacterial wilt is a complex of diseases that occur in plants such as Cucurbitaceae and Solanaceae and are caused by the pathogens Erwinia tracheiphila, a gram-negative bacterium, or Curtobacterium flaccumfaciens pv. flaccumfaciens, a gram-positive bacterium. Cucumber and melon plants are most susceptible, but squash, pumpkins, and gourds may also become infected.

<i>Aconitum columbianum</i> Species of plant

Aconitum columbianum is a species of flowering plant in the buttercup family known by the common names Columbian monkshood or western monkshood.

<i>Senecio angulatus</i> Species of flowering plant in the daisy family Asteraceae

Senecio angulatus, also known as creeping groundsel and Cape ivy, is a succulent flowering plant in the family Asteraceae that is native to South Africa. Cape ivy is a scrambling herb that can become an aggressive weed once established, making it an invasive species. It is grown as an ornamental plant for its satiny foliage and sweet-scented flowers.

<i>Phacelia sericea</i> Species of plant

Phacelia sericea, the silky phacelia or blue alpine phacelia, is a showy perennial species of Phacelia endemic to western North America. It grows mainly at subalpine to alpine elevations in forest openings or above treeline among rocks and sand. Sericea comes from the Latin sericeus, or silky, referring to the fine hairs on the leaves and stem.

<i>Senna marilandica</i> Species of legume

Senna marilandica, commonly known as Maryland senna, Maryland wild senna, and wild senna, is a perennial flowering plant in the pea family (Fabaceae) native to the United States. It blooms in the summer with yellow flowers, followed by long seed pods, and can grow up to 2 m (6 ft) tall. It prefers average to wet soil.

<span class="mw-page-title-main">Wilt disease</span> Group of plant diseases

A wilt disease is any number of diseases that affect the vascular system of plants. Attacks by fungi, bacteria, and nematodes can cause rapid killing of plants, large tree branches or even entire trees.

<i>Swertia perennis</i> Species of flowering plant

Swertia perennis is a species of flowering plant in the gentian family known by the common names felwort and star swertia. It is native to several regions of the northern hemisphere, including much of Eurasia and western North America. It is a plant of wetlands, particularly calcareous fens. It is common to abundant in many areas, but it is known to be negatively impacted by habitat fragmentation and other habitat destruction, and human activity has led to its extirpation from some areas where it was once common. It is a perennial herb producing usually one erect stem growing 10 to 50 centimeters tall. The basal leaves are spoon-shaped with rounded tips, and leaves higher on the plant are widely lance-shaped or somewhat oval, with pointed tips. The inflorescence is an open panicle of flowers atop the stem. Each flower has a calyx of four or five pointed sepals and a corolla of four or five pointed lobes each up to 1.3 centimeters long. The corolla is dull blue to violet in color with darker purplish veining or stippling. There are two rounded nectary pits at the base of each lobe of the corolla. Stamens tipped with large anthers surround a central ovary.

Sicyos albus is a species of flowering plant in the gourd family known by the common names anunu and white bur-cucumber. It is endemic to Hawaii, where it is known only from the island of Hawaii. It is threatened by the destruction and degradation of its habitat. It is a federally listed endangered species of the United States.

<i>Mimulus alatus</i> Species of flowering plant

Mimulus alatus, the sharpwing monkeyflower, is an herbaceous eudicot perennial that has no floral scent. It is native to North America and its blooming season is from June to September. The flowering plant has green foliage and blue to violet flowers. It has a short life span compared to most other plants and a rapid growth rate. Like other monkey-flowers of the genus Mimulus, M. alatus grows best in wet to moist conditions and has a bilabiate corolla, meaning it is two-lipped. The arrangement of the upper and lower lip petals suggests a monkey’s face. The winged stems together with the monkey face give the plant its common name.

Bur cucumber is a common name for several plants and may refer to:

<i>Sicyos macrophyllus</i> Species of flowering plant

Sicyos macrophyllus is a rare species of flowering plant in the Cucurbitaceae, the squash family. It is endemic to Hawaii where it is present only on the island of Hawaii. It has likely been extirpated from the island of Maui. Common names include alpine bur cucumber, largeleaf bur-cucumber, and 'anunu.

<i>Rosa setigera</i> Species of shrub

Rosa setigera, commonly known as the climbing rose, prairie rose, and climbing wild rose, is a species of shrub or vine in the Rosaceae (rose) family native to central and eastern North America.

References

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  2. Johnston, Brian (2006). "A Close-up View of the "Wild Cucumber" (Echinocystis lobata)". Micscape. Microscopy. Retrieved 13 December 2016.
  3. Niering, William A.; Olmstead, Nancy C. (1985) [1979]. The Audubon Society Field Guide to North American Wildflowers, Eastern Region. Knopf. p. 481. ISBN   0-394-50432-1.
  4. Chayka, Katy; Dziuk, Peter (2016). "Echinocystis lobata (Wild Cucumber)". Minnesota Wildflowers. Retrieved 13 December 2016.
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  8. Invasive alien plants threatened the natural vegetation of Örség Landscape Protection Area (Western Hungary)
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  11. Tooker, J. F.; Hanks, L. M. (2000). "Flowering plant hosts of adult hymenopteran parasitoids of central Illinois" (PDF). Annals of the Entomological Society of America. 93 (3): 580–588. doi:10.1603/0013-8746(2000)093[0580:fphoah]2.0.co;2. S2CID   29326678.
  12. Williams, A. H. (2007). "A friend unmasked: Notes on Chauliognathus pensylvanicus (Coleoptera: Cantharidae) and the nature of natural history" (PDF). Great Lakes Entomologist. 39 (3–4): 200–218. Archived from the original (PDF) on 2022-06-03. Retrieved 2017-01-17.
  13. Rojas, E. S.; Batzer, J. C.; Beattie, G. A.; Fleischer, S. J.; Shapiro, L. R.; Williams, M. A.; Bessin, R.; Bruton, B. D.; Boucher, T. J.; Jesse, L. C.; Gleason, M. L. (2015). "Bacterial wilt of cucurbits: resurrecting a classic pathosystem". Plant Disease. 99 (5): 564–574. doi: 10.1094/pdis-10-14-1068-fe . PMID   30699691.
  14. Austin, Daniel F. (2010). Baboquivari Mountain Plants: Identification, Ecology, and Ethnobotany. University of Arizona Press. p. 125. ISBN   978-0-8165-2837-0.
  15. "Echinocystis lobata (Michx.)Torr.&A.Gray". Plants For A Future. Retrieved 13 December 2016.