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Table 1: Sedum morganianum according to Eggli, Stephenson, Evans and Walther URS EGGLI (Editor), Illustrated Handbook of Succulent Plants. Crassulaceae (2003) name S. morganianum E. SEDUM Walther (CSJA 10(3): MORGANIANUM Walther 35-37, ills., 1938). type Mexico, Veracruz (Walther 35/23 [CAS]). distribution Known from cultivation only. habit stems RAY STEPHENSON, Sedum. Cultivated Stonecrops (1994) Long pendulous glaucous-green. RON EVANS, Handbook of cultivates Sedums (1983) ERIC WALTHER, Sedum morganianum spec, nov., as cultivated at Coatepec near Jalapa, CSJA 10(3): 35-37 (1938) S. morganianum Walther Sedum morganianum spec. nov. California Academy of Sciences Herbarium No. 256235. (E. Walther 35/23.). The habitat of this stonecrop is still unknown despite the fact it has been in cultivation since 1935. lt is commonly cultivated, and has frequently escaped in Mexico. lt is assumed it may be wild near the peak of Orizaba. So far unknown. A plant cultivated in Mexico. Cultivated in nursery at Coatepec, near Jalapa, State of Vera Cruz, Mexico. An evergreen perennial, in a stout, compact, procumbent and pendulous cluster. Length of pendent stems to 24''. Planta suffrutescens. Pendant […] stems can be a Many arising from the base. Persistent, prostrate meter (over a yard) long, but or pendulous, clustered, elongate, few-branched, are generally about 30 cm leafy. Stout, firm, fleshy, round, smooth, rather (12 in). woody at the base, slightly pruinose above. Colour glaucous-green. Plant an evergreen subshrub. Ramis procumbentibus gracilibus. Slender, 4-6 mm. thick. Arising from the lower part of the stem, prostrate, long, leafy. branches leaves inflorescences Crowded, in 5 obvious Fleshy, imbricate, glaucous, spirals, oblongapple-green […] readily lanceolate or elliptic, detached, thick, turgid, acute, falcate, subterete, cuved […] with subterete, almost fairly acute apices. orbicular, glaucous, 15-30 x 5-8 mm thick. Alternate, imbricate, crowded along the stems, Foliis crassis, subteretibus, ad 20 mm. longis et 8 mm. ascending, spiralled, sessile, equal in size along crassis, oblongo-lanceolatis, acutis, falcatis, albidothe stems, caducous. Section elliptic, convex viridulis. dorsally; lamina lanceolate; apex acuminate, Many, but most readily detached, thickly-fleshy and incurved, base rounded; edges entire; the whole turgid, sub-terete, somewhat flattened above, appressed sickle-shaped. Thick, fleshy, slightly pruinose. to spreading, usually falcately decurved near base, Length ¾''. P = 3. Colour green-glaucous. […] oblong-lanceolate, acute, approximately 20 mm. long Fat, closely-packed, pale glaucous-green leaves. by 8 mm. thick; color light-grape-green to water-green, glaucous-pruinose. Terminal, simple (of 1-6 flowers), lax, involucrate. Corymbs Long-trailing or procumbent, arising from near the base of the older ones. Inflorescentis terminalibus, subcymosis, 10-15-floribus. Terminal, cymose-racemose, of 6-12 flowers which appear only on old, mature specimens. Conical. Shape ovate, apex acute. buds Upper bracts few, subulate-filiform, falcate, about 10 mm. long by 1 mm. thick, broadest at base. bracts flowers 5-merous Flowers [...] only appear at stem tips when drooping stems have reached 25 cm (10 in). […] Flowers do not open fully. 5-partite, pendent, cup-shaped. […] Flowering: ApriI-May, or later. pedicels Long-pedicellate Long Long slender. Pedicellis longissimis, ad 30 mm. longis. Exceptionally long and slender, to 30 mm. long or more, with a thickness of scarcely more than 1 mm., carmine erect or strongly ascending from the drooping tip of the flowering branch. sepals corolla Broadly sessile, connate, unequal, triangular-acuminate, 5-9 mm. Erect, connate at the base, unequal, fleshy. Shape elongdeltoid, apex acute. Colour pale green. Sepalis erectis, vix patentibus, 8-9 mm. longis. Erect to appressed, narnowly deltoid-lanceolate, flat, acute, 8-9 mm. long, strongly connate at base into the turbinately thickened apex of the pedicel, colored as the leaves. Corollis 5-meris, campanulatis. 5-parted, subcampanulate. petals filaments Basally connate, lanceolate, acuminate, subcucullate, mucronate, redpurple, 10 - 12 mm, erect. Petal color in the original description is given as begonia-rose. Erect, free. Shape elong-ovate, apex apiculate, base broad. 3/2 the longest sepal. Colour deep pink. Petalis liberis, erectis, tenuibus, deltoideo-lanceolatis, acutis, ad 11 mm. longis, rosaceis. Free to base, ascend ing, only slightly spreading at the tips, thinnish, faint ly keeled on back, deltoidlanceolate, acute to acuminate, to 11 mm. long, color begonia-rose, scarcely or not hollowed within, but there, showing numerous fine, longitudinal red lines. Pink Erect. Colour rosy-pink. carpels Carpellis erectis, 7 mm. longis, rubris. Erect at anthesis, slender, to 7 mm. long, color to eugenia-red. Stylis patentibus super. styles Slender, attenuate, strongly outcurved at tips. Erect. 3/4 the petals. stamens Staminibus 10, 6-7 mm. longis. 10, slightly longer than carpels, but shorter than petals. anthers Light yellow Yellow Minute, yellowish. stigmas nectaries Ovate Broad, emarginate, deep pink. Broader than high, 1.3 mm. wide by 0.8 mm., emarginate, ascending, colored as the carpels, but some what paler, secreting an abundance of nectar. Squamis late reniformibus, 1.3 mm. latis, 0.8 mm. altis. citology 2n = 70 n = 35 Table 2: Sedum morganianum according to Jimeno-Sevilla, Meyrán García & López Chávez and Jacobsen H. DAVID JIMENO-SEVILLA ET ALII, Reporte de una población silvestre de Sedum morganianum E. Walther (Crassulaceae), Acta Botanica Mexicana 91: 13-20. (2010) JORGE MEYRÁN GARCÍA & LYLÁN LÓPEZ CHÁVEZ, Las Crasuláceas de Mexico (2003) HERMANN JACOBSEN, Lexicon of Succulent Plants (1974) name Sedum morganianum E. Walther. Cact. Succ. J. 10: 35-37. 1938. Tipo obtenido de plantas cultivadas en San Francisco de material originario de México, Veracruz, municipio de Coatepec, E. Walther 35/23. CAS! Sedum morganianum E. Walther. Cact. Succ. J. Amer. 10: 35. 1938 S. morganianum E. WALTH. type México, Veracruz, municipio de Tenampa, Barranca de Mayatla, Rancho Bellreguard de Sochiapa, Febrero 2008 (con flores). Rupícola, 700 m s.n.m. D. Jimeno-Sevilla, A. Albalat & C. Ros 425 (IEB, MEXU, XAL). Probeblemente de Veracruz. Walther. 25/30 (CAS). distribution Sedum morganianum se conoce de la región centro del estado de Veracruz, de dos cañadas profundas que corren en dirección O-E, la barranca de Mayatla y la de Ixcacotitla, pertenecientes al municipio de Tenampa. Crece sobre paredes verticales de arenisca conglomerada del Cuaternario (Anónimo, 2002a) de muy difícil acceso, en exposición N y S, en un reducido intervalo altitudinal que va de los 600 a los 700 m, por lo que se considera un endemismo estrecho. La población es numerosa, se observan cientos de individuos en los cantiles. Cultivado en Coatepec. Mexico habit Planta subarbustiva Planta subarbustiva Subshrub roots Fibrosas stems Tallos péndulos de 90 cm o más de largo, de 3.5-4 mm de diámetro, de color rojizo a verde, glaucos. leaves Tallos largos pendulosos casi Pendulous or creeping, desde la base, hasta 9 dm de branching basally, rather long, 4 largo. to 6 mm thick. Dispuestas en espiral a lo largo del tallo, imbricadas y adpresas cuando jóvenes, separándose Glaucas, oblongoNumerous, thick, fleshy and del tallo en la madurez, lanceoladas o falcadas en contorno, semirrollizas, con el margen lanceoladas o elípticas, swollen, upperside more or less entero, de 1.8-2.1 cm de largo, de 6-8.5 mm de ancho y de 4-5 mm de grosor, la cara superior agudas, subcilindricas, de 15- flat, more or less appressed or cóncava-aquillada a convexa, la cara inferior convexa, de color verde azuloso, glaucas, ápice 30 mm de largo y 5-8 mm de spreading, somewhat curved agudo, usualmente el ápice y los bordes rojizos, caedizas. inflorescences En forma de corimbo, 1-2 por rama, tallos florales terminales o laterales, de 7 mm de largo y de 3 mm de diámetro, de color verde azuloso, pruinoso, con 6-7 flores. bracts grueso. below, oblong-lanceolate, acute, c. 2 cm long, 8 mm thick, light green, bluish-pruinose. Terminal, cimosa racemosa, con 6-12 flores. Of 6-12 […] flowers. Brácteas alternas, lanceoladas a oblongo-lanceoladas, persistentes, convexas en la cara inferior y aplanadas en la superior, hasta de 12 mm de largo, 3 mm de ancho y 2 mm de grosor, de color verde azuloso, pruinosas, ápice agudo; bracteolas oblongo-lanceoladas, de 1-2.5 cm de largo, de 0.8-1.8 mm de ancho, ápice acuminado, de color verde pálido, pedicelo engrosándose hacia la base del cáliz, de 1.75-2 cm de largo y de 1.6 mm de diámetro, de color verde pálido, ascendente. 2 cm diameter. flowers Hasta de 30 mm de largo. pedicels sepals Unidos en la base formando un tubo de 4 mm diámetro y 2.2 mm de largo, lóbulos lanceolados, acuminados, subiguales, ascendentes, adpresos, de 4-5 mm de largo y de 2.4-3 mm de ancho, con ambas caras aplanadas, de color verde. corolla Subcampanulada de hasta 8 mm de largo y de 6.7 mm de diámetro, de color rojo escarlata, con el interior rojizo-rosado. petals 5, ovados, de 8 mm de largo, 4 mm de ancho, libres, erectos ápice acuminado; estambres 10, 5 epipétalos de 5 mm de largo adnados al pétalo cerca de 2 mm y 5 antesépalos libres de 5.5 mm de largo, de color rojizo. carpels 5, libres entre sí, de 4 mm de largo y de 1.8 mm de ancho cada uno, erectos, estilos de color rojizo-rosado, de 2 mm de largo. anthers De color amarillo. nectaries De 1.7 mm de ancho, de color rojizo. follicles De 3.8 mm de largo, ascendentes, de color café rojizo, semillas de color café, numerosas. citology Long-pedicellate Deltoide-lanceolados, agudos, erectos o apresadores, de 8-9 mm de largo. Rosa begonia Rojo a carmín N= 35 Light pink to deep scarlet purple.