Pereskia Mill.
  • Gard. Dict. Abr. (ed. 4) 3:. 1754. (28 Jan 1754)
  • [For Nicolas Claude Fabri de Peiresc, 1580-1637, French scholar]


This taxon is accepted by Cactaceae
Notes: More details could be found in The Plant List v.1.1. Originally in The Plant List v.1.0

General Description

Shrubs or climbers, or trees to 20 m tall. Branches terete, slightly fleshy when young; areoles with spines; glochids absent. Leaves somewhat fleshy, sessile or petiolate, broad, flat, pinnately veined, estipulate. Flowers solitary, or in fasciculate, subcorymbose, racemose or paniculate inflorescences, stalked or sessile. Receptacle not produced into a tube beyond ovary, with numerous, ± leafy, often persistent scales. Perianth multiseriate; segments free, spreading or rotate, white to red, magenta or orange. Stamens numerous, inserted at base of perianth. Ovary (pericarpel) superior to inferior; placentas basal or parietal. Fruit globose, pear-shaped, or obovoid, fleshy, with or without scattered, leaflike scales. Seeds 2 to numerous; testa glossy black, brittle.

Stems straight or zig-zag. Spines 1-12 per areole. Flowers from areoles of new growth, fragrant or not; outer tepals often greenish, colored near margins; inner tepals white, yellow, orange-red, red, pink to purplish; stamens 50-100 in small-flowered species, to 300 in large-flowered species; filaments colorless near base, in some species pigmented distally, color either matching inner tepals or contrasting with them; styles shorter to longer than stamens; stigma lobes 3-20. x = 11.

PERESKIA Mill.; Rhodocactus (A. Berger) F.M. Knuth

Arboles, arbustos o trepadoras escandentes; aréolas con 1 a varias espinas y lana. Hojas alternas con láminas bien definidas, planas, algo carnosas, deciduas estacionalmente. Flores solitarias o en inflorescencias corimbosas o paniculadas, pedunculadas o sésiles; tubo receptacular ausente; perianto en varias series, patente o rotáceo, blanco, rojo o amarillo; ovario súpero a ínfero, frecuentemente con escamas foliáceas; estambres numerosos, insertados en la base del perianto. Frutos obovoides a obcónicos, carnosos, con o sin escamas foliáceas; semillas negras, lustrosas.

Un género con 16 especies, distribuidas desde México hasta Argentina y en las Antillas; 3 especies se conocen en Nicaragua y una más se espera encontrar.

B. Leuenberger. Pereskia (Cactaceae). Mem. New York Bot. Gard. 41: 1–141. 1986.

Leafy trees or shrubs, sometimes clambering; stems terete, branching, succulent above, woody below, armed with stout spines in minutely pubescent axillary areoles. Leaves alternate, spiral, broadly laminate, deciduous. Flowers pedunculate, panicu- late or solitary, both terminal and axillary; perianth rotate, with many free or slightly united segments, the outer somewhat shorter and less petaloid than the inner; stamens numerous, inserted in a shallow tube adnate to the base of the perianth. Ovary subinferior. Fruit a fleshy relatively few-seeded berry bearing the marcescent remains of the perianth.

Distribution

A genus of about a dozen species, ranging from Mexico and Florida to Argen- tina and in the Antilles.

Literature

SELECTED REFERENCES

Leuenberger, B. E. 1986. Pereskia (Cactaceae). Mem. New York Bot. Gard. 41: 1-141. Leuenberger, B. E. 1992. Leaf-bearing cacti (genus Pereskia) in cultivation. Cact. Succ. J. (Los Angeles) 64: 247-263.

Common Names

NameLanguage
[For Nicolas Claude Fabri de Peiresc, 1580-1637, French scholar]

 Information From

Cactaceae
World Flora Online Data. 2017.
  • A CC0 1.0 Universal (CC0 1.0).
MBG Floras Images
http://www.tropicos.org/ImageSearch.aspx
Flora images. Missouri Botanical Garden. Accessed on Jun. 2018.
  • B Missouri Botanical Garden
Flora de Panama
http://www.tropicos.org/Project/PAC
Robert E. Woodson, Jr. and Robert W. Schery Annals of the Missouri Botanical Garden Vol. 67, No. 4 (1980), pp. ii-xxxiii
  • C Missouri Botanical Garden
Flora of North America @ efloras.org
http://www.efloras.org/flora_page.aspx?flora_id=1
'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  • D Flora of North America Association
Flora Of CHina @ efloras.org
http://www.efloras.org/flora_page.aspx?flora_id=2
'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  • E Missouri Botanical Garden
Flora de Nicaragua
http://www.tropicos.org/projectwebportal.aspx?projectid=7&pagename=Home&langid=66
WD Stevens, CU Ulloa, A Pool and OM Montiel. Missouri Botanical Garden Press, 2001
  • F Missouri Botanical Garden
World Flora Online consortium
http://www.worldfloraonline.org/organisation/WFO
World Flora Online Data. 2018.
  • G CC0 1.0 Universal (CC0 1.0).