Paphiopedilum lawrenceanum (Rchb. f.) Pfitzer 1888 SUBGENUS Sigmatopetalum SECTION Barbata SUBSECTION Barbata Photo by Easy Orchids Website

Alba form Photo by Lourens Grobler

and

Common Name Lawrence's Paphiopedilum [English Orchid Enthusiast 1800's]

Flower Size to 5" [to 12.5 cm]

This small sized, terrestrial or lithophytic, hot growing species hails from Borneo and is found on limestone rocks and in leaf litter at elevations of 300 to 500 meters with terete, brown pubescent roots giving rise to 5 to 6, in a fan, elliptic to narrowly elliptic, obtuse to subacute, minutely tridentate apically, pale green to yellow green, strongly tessellated with dark green leaves that blooms in the spring and summer on a terminal, erect, 15 to 18" [37.5 to 45 cm] long, 1 to occasional 2 flowered, shortly pubescent, maroon inflorescence that has a small, ovate, green veined maroon floral bract that is 1/4 the length of the ovary.

Synonyms Cordula lawrenceana Rolfe 1912; Cypripedium hyeanum L.Linden & Rodigas 1886; *Cypripedium lawrenceanum Rchb. f. 1878; Cypripedium lawrenceanum var. hyeanum L.Linden & Rodigas in ? ; Paphiopedilum barbatum subsp. lawrenceanum (Rchb.f.) M.W.Wood 1976; Paphiopedilum lawrenceanum f. hyeanum (L.Linden & Rodigas) O.Gruss & Roeth 1999; Paphiopedilum lawrenceanum var. hyeanum (L.Linden & Rodigas) Braem 1988

References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Schlechter 1915; Die Orchideen Schlechter 1915 as P lawrencianum var coloratum; Die Orchideen Schlechter 1915 as P lawrencianum var expansum; Die Orchideen Schlechter 1915 as P lawrencianum var hyeanum; Die Orchideen Schlechter 1915 as P lawrencianum var pleioleucum; Die Orchideen Schlechter 1915 as P lawrencianum var stenosemum; Atlas des Orchidees Cultivees Constantin 1920 as Cypripedium lawrenceaum drawing fide; Flora of Malaya Vol 1 Holttum 1957; Encyclopedia of Cultivated Orchids Hawkes 1965; AOS Bulletin Vol 39 No 2 1970; Orchid Digest Vol 45 No 2 1981 photo fide; AOS Bulletin Vol 50 No 6 1981 drawing; AOS Bulletin Vol 54 No 4 1985 photo; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Orchids of Borneo Vol 1 Chan, Lamb, Shim & Wood 1994 drawing/photo fide; Orchid Digest Vol 59 No 3 1995 photo fide; The Genus Paphiopedilum Vol 1 & 2 Braem 1999; Australian Orchid Review Vol 65 No 6 2000 photo as P lawrencianum f hyeanum; Rudolf Schlechter Die Orchideen Lieferung 39 2000; Malesian Orchid Journal Vol 3 2009 photo fide; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011 drawing/photo fide;

--------------------------------------------------------------------------------------------------------------------------

-----------------------------------------------------------------------------------------------------------------------------