Renealmia cardenasii Rusby

  • Authority

    Rusby, Henry H. 1927. Descriptions of New Genera and Species of Plants Collected on the Mulford Biological Exploration of the Amazon Valley 1921-1922. Mem. New York Bot. Gard. 7: 205-387.

  • Family

    Zingiberaceae

  • Scientific Name

    Renealmia cardenasii Rusby

  • Description

    Species Description - Scurfy-tomentellate, the stem slender. Sheath about 1 dm. long, the petiole slender, about half the length of the sheath. Leaf-blade about 4 dm. long, 8 cm. broad, lance-oblong or oblanceolate, abruptly and acutely short-pointed, thin, pale-green, sparsely and finely scurfy. Scape erect, in fruit reaching a meter in height, slender, leafless, invested by a series of about 5 loose sheaths a little shorter than their internodes, with broadly rounded or subtruncate darker summits. Flowering rachis about a fourth or a third of the total length of the scape, densely or loosely flowered. Bracts widely spreading, about 15 mm. long, broadly oval, subtruncate or obtuse, subhyaline, 5-nerved. Bractlet half the length of the bract, hyaline, truncate, cylindric, open nearly to the base on one side. Flowers immature. Fruit 3 cm. long and half as wide, ellipsoid, about 40-ribbed. Seeds 6 mm. long, including the short stipe, broadly obovoid, irregularly and bluntly angular, brown, lustrous, very finely verrucose.

    Species Description - Kurrenabaque, 1,000 feet, M. Cardenas, October 7, 1921 (no. 844).

  • Discussion

    Species near R. breviscapa Poepp. & Endl.