Sarcoglottis assurgens (Rchb.f.) Schltr. 1920
Photo by © EA and The Flora de la Penninsula de Yucatan
Photo by © W J Hayden
EARLIER 
Common Name The Ascending Sarcoglottis
Flower Size .56” [1.4 cm] long
Found in Campeche, Yucatan and Chiapas states of Mexico and Peten department of Guatemala in oak/pine forests at elevations around 1300 to 1900 meters as a medium sized, cool growing terrestrial with fasciculate-tuberous roots giving rise to a rosette of leaves that are not present at blooming which occurs in the later winter and early spring on an erect, scapose, peduncle 12 to 14.6” [30 to 36.5 cm] long, stem enveloped completely by imbricate, lowermost inflated, clasping above sheathing bracts, racemose, rachis 4 to 5.6 ” [10 to 13.5 cm] long, laxly 9 to 15 flowered inflorescence with thin, ovate, acuminate, shorter than the ovary floral bracts and carrying arching-recurved, small, yellow green flowers that are tubular in the inferior part
Synonyms Gyrostachys assurgens (Rchb.f.) Kuntze 1891; Spiranthes acaulis var. assurgens (Rchb.f.) Correll 1947; Spiranthes assurgens Rchb.f. 1866; Spiranthes picta var. assurgens (Rchb.f.) Ames & Correll 1942
References W3 Tropicos, Kew Monocot list , IPNI ;
Beitr. Orchid.-K. C. Amer.: 66 Rchb.f 1866 as Spiranthes assurgens
Revis. Gen. Pl. 2: 664 Kuntze 1891 as Gyrostachys assurgens
* Beih. Bot. Centralbl. 37(2): 414 Schlechter 1920
Bot. Mus. Leafl. 10: 67 Ames & Correll 1942 as Spiranthes picta var. assurgens
Lloydia 10: 209 Correll 1947 as Spiranthes acaulis var. assurgens
Harvard Pap. Bot. 5 #2: 452 Carnevali etal. 2001
Harvard Pap. Bot. 5 #2: 449 Carnevali etal. 2001 photo fide;
Orquideas del Estado de Morelos: 268 ORQUÍDEA (MÉX.) VOLUMEN 16 NÚMERO ÚNICO enero 2002
Orquideas del Estado de Morelos: 269 ORQUÍDEA (MÉX.) VOLUMEN 16 NÚMERO ÚNICO enero 2002drawing
Orquideas del Estado de Morelos: Lamina 40 # 124 ORQUÍDEA (MÉX.) VOLUMEN 16 NÚMERO ÚNICO enero 2002photo fide;
Orchid Genera and Species in Guatemala Archila, Szlachchetko, Chiron, Lipinska, Mystkowska and Bertolini 2018
Flora Mesoamerica Vol 7 Parte 2 Orchidaceae: 75 MBG UNAM 2023
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