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MACRANTHA  Standley & Steyermark, 1944  (engl./ fr.)


Series Echeveria

Type : Steyermark 32808, Guatemala, Dept. Jalapa : Dry rocky slopes, Montaña Miramundo at Buena Vista, alt. 2000 - 2200 m, December 6, 1939.

Etymology : Gr. "makros" = large and "anthos" = flower > for the large flowers.

Distribution: Guatemala (Jalapa).

First Description by Standley and Steyermark in Field Museum of Natural History, Botany ser. 23(4): 159. 1944 (Translation by E. Walther in Echeveria, p.  1972) :

Plants erect, suffrutescent, sparingly branched, the branches as much as 1 cm thick, leafy only at the tips.

Leaves densely rosulate at the ends of the branches, sessile, rounded-cuneate, 3 cm long, 20 - 28 mm wide, broadly rounded or subtruncate at the apex and very shortly apiculate, very broadly cuneate at base, thick-carnose, abundantly but not very densely hirtellous on both surfaces, pale yellowish green, the margins rose-colored.

Peduncle stout, 45 mm long, about 3-flowered, the fruiting pedicels 8 mm long, thick, densely hirtellous.

Flowers : Sepals almost free, 8 mm long, lanceolate-oblong, gradually narrowed to the obtuse apex, densely hirtellous, corolla in age persistent, pubescent outside, 2 cm long, the petals narrowly lanceolate, gradually attenuate to the apex, acutely carinate dorsally, follicles 15 mm long, sparsely pubescent (ventrally) with brownish hairs, the body lanceolate-oblong, 8 mm long, attenuate into a slender beak of about the same length.

Link to a summary of the above description in English and French.





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