Matucana myriacantha f. roseoalba

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Since 4 Aug 2013

Matucana myriacantha f. roseoalba (hort., F.Ritter) Lodé
Cact. Aventures 16: 17 (1992), basionym not validly publ.; Matucana myriacantha ( Vaupel ) Buxb. f. roseoalba ( Hort. ) Lodé
Family: CACTACEAE

Accepted Scientific Name: Matucana haynei subs. myriacantha (Vaupel) Mottram
Cactaceae Consensus Init. 3: 11. 1997

Matucana myriacantha f. roseoalba Photo by: Valentino Vallicelli
The dense cream coloured spines cover almost completely the plants body. The flowers are glossy pink and white, tubular and zigomorphyc.

Origin and Habitat: Peru (Cajamarca and Amazonas) at elevation above 200 m.

Synonyms:

Matucana myriacantha f. roseoalba (hort., F.Ritter) Lodé

Matucana roseoalba hort., F.Ritter

See all synonyms of Matucana haynei

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Accepted name in llifle Database:
Matucana haynei (Otto) Britton & Rose
Cactaceae (Britton & Rose) 3: 102, fig. 109. 1922
Synonymy: 29

Matucana haynei (Otto) Britton & Rose

Arequipa haynii (Otto) Krainz in Krainz
Borzicactus haynei (Otto) Kimnach
Cereus haynii (Otto) Croucher
Echinocactus haynii Otto

Matucana blancii Backeb.

Borzicactus haynei var. blancii (Backeb.) Donald

Matucana breviflora Rauh & Backeb. in Backeb.

Borzicactus haynei var. breviflora (Rauh & Backeb.) Donald
Matucana multicolor var. breviflora (Rauh & Backeb.) F.Ritter

Matucana calocephala Skarupke

Borzicactus calocephalus (Skarupke) Donald

Matucana cereoides Rauh & Backeb. in Backeb.
Matucana crinifera F.Ritter
Matucana crinifera f. cristata hort.
Matucana elongata Rauh & Backeb. in Backeb.

Matucana haynei var. elongata (Rauh & Backeb.) F.Ritter

Matucana haynei var. erectipetala Rauh & Backeb.

Arequipa haynii var. erectipetala (Rauh & Backeb.) Krainz in Krainz

Matucana megalantha F.Ritter

Borzicactus aurantiacus var. megalanthus (F.Ritter) Donald

Matucana multicolor Rauh & Backeb. in Backeb.
Matucana supertexta F.Ritter
Matucana variabilis Rauh & Backeb. in Backeb.

Borzicactus variabilis (Rauh & Backeb.) Donald

Matucana variabilis var. fuscata Rauh & Backeb.
Matucana villarica n.n.
Matucana winteri F.Ritter
Matucana yanganucensis Rauh & Backeb. in Backeb.

Accepted name in llifle Database:
Matucana haynei subs. herzogiana (Backeb.) Mottram
Cactaceae Consensus Init. 3: 11. 1997
Synonymy: 5

Matucana haynei subs. herzogiana (Backeb.) Mottram

Matucana herzogiana Backeb.

Matucana herzogiana var. perplexa Backeb.

Borzicactus haynei var. perplexa (Backeb.) Donald
Matucana haynei var. perplexa hort.

Accepted name in llifle Database:
Matucana haynei subs. hystrix (Rauh & Backeb.) Mottram
Cactaceae Consensus Init. 3: 11. 1997
Synonymy: 7

Matucana haynei subs. hystrix (Rauh & Backeb.) Mottram

Borzicactus haynei var. hystrix (Rauh & Backeb.) Donald
Matucana hystrix Rauh & Backeb.
Matucana multicolor var. hystrix (Rauh & Backeb.) F.Ritter

Matucana haynei subs. hystrix var. atrispina Rauh & Backeb.

Borzicactus haynei var. atrispina (Rauh & Backeb.) Donald
Matucana hystrix var. atrispina Rauh & Backeb.

Accepted name in llifle Database:
Matucana haynei subs. myriacantha (Vaupel) Mottram
Cactaceae Consensus Init. 3: 11. 1997
Synonymy: 15

Matucana haynei subs. myriacantha (Vaupel) Mottram

Arequipa myriacantha Britton & Rose
Borzicactus myriacanthus (Vaupel) Donald
Borzicactus weberbaueri var. myriacanthus (Vaupel) Donald
Echinocactus myriacanthus Vaupel
Matucana myriacantha (Vaupel) Buxb.
Submatucana myriacantha (Vaupel) Backeb.

Matucana comacephala F.Ritter
Matucana huarinensis hort.
Matucana huarinensis var. brevispina hort.
Matucana huarinensis var. brunispina hort.
Matucana myriacantha f. purpureoalba (F.Ritter) Lodé

Matucana purpureoalba F.Ritter

Matucana myriacantha f. roseoalba (hort., F.Ritter) Lodé

Matucana roseoalba hort., F.Ritter

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Description: Matucana myriacanthaSN|1080]]SN|15993]] f. roseoalba is one of the geographical form of the widespread and morphologically variable Matucana hayneiSN|15993]]SN|1080]]. Many of its morphological and geographical variant was early classified as different independent species, but nowadays all this plant are considered part of a multiform species, where each form is linked to others by populations of plants with intermediate characteristics. Matucana myriacanthaSN|1080]]SN|15993]] f. roseoalba is clearly part of the Matucana hayneiSN|15993]]SN|1080]] group, and distinguishes from the type for the spectacular pink and white flowers.
Stem: Globular or slightly cylindrical approx 8 cm tall
Spines: Very numerous that cover completely the epidermis,.
Radial spines: 20-25 (or more) bristly flexible, short white or creaminess-yellow with a darker tips.
Central spines: 1-10 creamish, yellowish to pale orange-pink, stouter and acicular.
Flowers: Glossy pink and white tubular and zigomorphyc.
Blooming season: Throughout late Spring or early Summer often in several flushes over a long period.

Subspecies, varieties, forms and cultivars of plants belonging to the Matucana haynei group

Matucana comacephala F.Ritter: (subs. myriacantha) has solitary globular to cylindrical stems with cream-coloured spines and large pink to sometimes orange-red blossoms. Distribution: Ancash, Cordillera blanca, Peru.
Matucana crinifera F.Ritter: (subs. haynei) stem densely covered by yellowish-white, hair-like spines and showy blossoms, white at the bottom pinkir to red on top. Distribution: Machac, Ancash, Peru.
Matucana crinifera f. cristata hort.: (subs. haynei) Crested form.
Matucana haynei (Otto) Britton & Rose: (subs. haynei) has stems to 30 cm high and at least 30 spines: Distribution: Matucana.
Matucana haynei subs. herzogiana (Backeb.) Mottram: usually less than 10 cm high with relatively few, more or less curved, setaceous spines. Distribution: Cordillera Negra.
Matucana haynei subs. hystrix (Rauh & Backeb.) Mottram: has cylindrical stems to 30 cm high, 4 distinct dark brown central spines, and numerous radials. Distribution: Nazca, Ica, and Lucanas, Ayacucho.
Matucana haynei subs. hystrix var. atrispina Rauh & Backeb.: like Matucana haynei subs. hystrix but with more robust blackish spines, ash-grey and conspicuously swollen at the base. Distribution: Nazca to Lucamas and adjacent areas, southern Peru.
Matucana haynei subs. myriacantha (Vaupel) Mottram: has very short stems, rarely more than 8 cm high, and as many as 10 central spines and 25 radials. Distibution: above Balsas, Cajamarca.
Matucana herzogiana var. perplexa Backeb.: similar to Matucana haynei subs. herzogiana, but with more numerous and longer spines. The flowers are bright red and zygomorphic. Distribution: Cordillera Negra, Peru
Matucana multicolor Rauh & Backeb. in Backeb.: has multicoloured spination. The central spines ranges from amber, to black-brown, to black-violet, or nearly white. Distribution: Nazca-Puquio road at about 4,100m ASL.
Matucana myriacantha f. roseoalba (hort., F.Ritter) Lodé: (subs. myriacantha) has dense cream coloured spines cover almost completely the plants body. Flowers are glossy pink and white, tubular and zigomorphyc.
Matucana variabilis Rauh & Backeb. in Backeb.: (subs. haynei) It has thin variable spines (cream to amber coloured) suggesting the epithet. Distribution: Ancash, Peru.
Matucana villarica n.n.: Brewster County, Texas, USA.
Matucana yanganucensis Rauh & Backeb. in Backeb.: (subs. haynei) Same as Matucana haynei.

Bibliography: Major references and further lectures
1) Edward Anderson “The Cactus family” Timber Press, Incorporated, 2001
2) Nathaniel Lord Britton, Joseph Nelson Rose “Cactaceae: Descriptions and Illustrations of Plants of the Cactus Family” vol. 4 The Carnegie Institution of Washington, Washington 1923
3) James Cullen, Sabina G. Knees, H. Suzanne Cubey "The European Garden Flora Flowering Plants: A Manual for the Identification of Plants Cultivated in Europe, Both Out-of-Doors and Under Glass" Cambridge University Press, 11/Aug/2011
4) David R Hunt; Nigel P Taylor; Graham Charles; International Cactaceae Systematics Group. "The New Cactus Lexicon" dh books, 2006 ISBN 0953813444, 9780953813445

Matucana myriacantha f. roseoalba Photo by: Valentino Vallicelli