Malaxis irmae Radins & Salazar 2014

Plant and Flowers

Photos by Jose Radins and his Flora de Misiones Blog Page


Common Name Irma's Malaxis [Ms Irma Stella Insaurralde, Argentine long term student of orchids current]

Flower Size .08" [2 mm]

Found in northeastern Argentina and Uruguay water-logged terrain dominated by grasses, and in neighbouring forest edges at elevations of 60 to 100 meters as a mini-miniature to miniature sized, cool growing terrestrial with inconspicuous, ovoid pseudobulbs enveloped in youth by leaf sheath bases and carrying 3 to 5, ascending, deep green, broadly ovate to elliptic, obtuse rounded apically, widely cuneate to rounded basally, channeled, distinctly elongate, white basally green apically, petioalte base leaves that blooms in the fall and early winter on an axillary, arising from the base of the petiole of the uppermost leaf, peduncle laterally compressed, 2 to 3.2" [5 to 8 cm] long, rachis .64 to 2.4" [2.6 to 6 cm] long, at first appearing umbellate but elongating in time, cylindrical, slightly angled, successively single, several flowered inflorescence with slightly concave, incurved, triangular, acute floral bracts and carrying non-resupinate flowers.

Similar to M cipoensis but differs in it lowland marshy habitat, 3 to 5 petiolate base leaves, pale green flower with a darker green lip amd smaller basal lobes of the labellum.


References W3 Tropicos, Kew Monocot list , IPNI ; * Phytotaxa 175 (3) Radins & Salazar 2014 A new paludicolous species of Malaxis (Orchidaceae) from Argentina and Uruguay photo/drawing fide