NEOVOLCANICUM Pérez-Calix & I. García, 2002
Distribution : South-western Mexico (Michoacán, Jalisco), epiphytic or lithophytic on shady moist hill-sides in conifer forests, 2650 - 3250 m.
Description (according to IHSP, 2003) :
Perennial prostrate to pendent herbs to 40 cm, stems to 5 mm in diameter at the base, first green, later greyish, with adventitious roots.
Leaves linear-oblanceolate, (6-) 10 - 22 x 1,5 - 3 mm, with shortly spurred base, minutely papillose.
FIowers 5-merous, solitary or in up to 5-flowered cincinni, sessile or with a pedicel to 2,4 mm, sepals unequal or almost equal, free, linear-oblong, 5 - 13 x 2 - 3,5 mm, petals free, oblong-elliptic, 8 - 11 x 5 mm, white, or white with greenish or rose tinge, stellately spreading.
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Compared with S. bourgaei, S. multiflorum and S. tortuosum in the protologue. It differs from all of these in the solitary flowers or single few-flowered cincinni, as well as sessile or shortly petiolate and larger flowers. (U. Eggli)