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Frailea matoana


Matoana

Original Publication
A.F.H. Buining & A.J. Brederoo, Cact. Succ. J. (U. SA.), 43 (4): 139., 1971

Original Description
Corpus solitarium, applanate rotundum, rubrum ad obscure brunneum, radicibus ramosis. Costae ad 15, defluentes ad perpendiculum, 4-5 mm. latae, sulcis transversis in tubercula globosa fere quadrata solutae. Areolae ex longo rotundae, tomento griseo-albescente, fere 2 mm. distantes. Spinae radiantes, plus minusve pectinate positae, utrimque 4, infra 1-2, supra saepe 1-2 minores, ad 4 mm. longae, in corpus curvatae, nitidae, obscure-rubiginosae; raro 1 spina centralis brevior rectaque. Flores infundibuliformes, 21 nun. longi, 20 mm. lati, flavi. Peri-carpellum 6 mm. longum, 5 mm. latum, nudum dimidia parte inferiore, ceterum saetis fulvis albipilosumque. Receptaculum 5-6 mm. longum, saetis fulvis albipilosumque. Folia perianthii exteriora spathulata, acuta, margine subtiliter dentata, flava, apice rosea; interiora spathulata acuta, flava. Stylus 12 mm. longus, albo-flavus. Stigmata 8, 3 mm. longa, alba. Stamina pri-maria 7 mm. longa, circum stylum inserta, flava; secundaria 6 mm. longa, parietalia, flava. Antherae ad 0.8 mm. longae, flavae. Camera nectarea 0.4 mm. lata, aperta. Caverna semini-fera 4.5 mm. longa, 3.5 mm. lata. Fructus paulo applanate rotundus, 6-7 mm. diam., saetis brunneis albipilosusque. Semen lintriforme, 2, 1-2, 2 mm. longum, 1.8 mm. latum spadiceum, nitidum, lineamentis reticulatis; hilum oblonge-rotundum tenui texto opertum. Habitat in lateribus medidianis Serra de Maracaju altitudine 270-300 m. Mato Grosso, Brasilia.

Distribution
Mato Grosso, Brasil

References in Literature
Alweer een artikel over Frailea's. J.J. De Morree, Succulenta (Netherlands) 68(5): 100-103, 1989.
Frailea matoana Buining & Brederoo Sp. Nov. A. F. H. Buining. Cactus and Succulent Journal Vol. XLIII (4): 139-142, 1971
Frailea’s ook in Paraguay. Ludwig Bercht & Volker Schädlich. Succulenta (Netherlands) 87(1):36-42. 2008.

History

Comments

Field Numbers
HU 192 A full listing of all associated field collector data can be found on our field number reference pages.

See Also


More pictures
F. matoana
F. matoana LB 3088/VoS 292 (foto Walter Mucher)

F. matoana
F. matoana LB 3088/VoS 292 (foto Walter Mucher)
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