Stelis rhombilabia C.Schweinf. 1951

TYPE Drawing by Schweinfurth

Common Name The Rhombic Lip Apex Stelis

Flower Size 1/4" [6 mm]

Found in Cusco department of Peru on rocks at elevations around 2200 meters as a small to medium sized, cold growing, caespitose lithophyte with approximate, in 2's and 3's, erect stems with 2 to 3 tubular, evanescent sheaths, the uppermost longer, carrying an elliptic to oblong-ovate, obtuse to subacute, tridentate apically, cuneate to rounded below into the conspiculous petiolate base leaf that blooms on 3 to 4, suberect to difuse much longer than the leaf, to 7.2 to 12" [18 to 30 cm] long, rachis often fractiflex, loosely below to subdensely above, many flowered inflorescence carrying small, yellow, secund, strongly bilabiate flowers.

"Differs form S nutans in having conspiculous cauline sheaths, spreading floral bracts and a dissimilar lip." C Schweinfurth 1951


References W3 Tropicos, Kew Monocot list , IPNI ;

* Bot. Mus. Leafl. 15: 21 C Schweinfurth 1951

Orchids of Peru Vol 1 Schweinfurth 1958;

Orchids of Peru Vol 1 Schweinfurth 1958 drawing fide;

Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 8 449 - 512 Brieger, Maatsch and Senghas 1976 drawing fide;

Orchidaceae Stelis Swartz A Compendium Duque 2008 drawing ok;