

Paphiopedilum stonei (Hooker) Stein
  - Described: Hooker in  Curtis's Botanical Magazine, 88: t. 5349 (1862), based on plants collected by Hugh Low and purchased by John Day.
- Transferred: Stein in  Stein's Orchideenbuch, 487 (1892)
- Etymology: Named for Robert Stone, John Day's gardener
- Varieties & Forms:
 Paphiopedilum stonei  fma. album - albino form, undescribed
- Synonyms: none
- Chromosome Count -
    
      
        | 2n = | metacentrics | telocentrics | n.f. |  
        | 26 | 26 | 0 | 52 |  
 
Plant Habit
  - Leaves: 5, 30-70 cm long, 4-5 cm wide, plain green
- Inflorescence: 2-4 flowered, 35-70 cm long, purplish, glabrous
- Bloom: 10-12 cm wide
    
      
        |  |  |  
        | staminode | offset view |  
 
- Plant:
    
      
        |  |  
        | Lindenia Plate |  
 
Habitat Data
  - Distribution -
  
- Elevation: 60-500 m
- Peak Flowering in the Wild: Fowlie 1986: August-September; Fischer 2000: April-June
- Ecology: weathered limestone bluffs frequently above water
- Mean Temperature Range: 22-25°C
- Light: light shade
- Medium: calcareous, mosses, thin humus, roots attached to stone, pH 6.1-6.4
- Water (D-drier, M-moderate, W-wetter) -
    
      
        | Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |  
        | Water | W | M | M | W | W | M | D | D | M | W | W | W |  
 
Notes
  - Paph. stonei var.  platytaenium is a single clone that probably represented a genetically stable peloric mutation.  The plant consistently produced blooms in which the petals were replaced by partially-formed lips.  Fowlie (1986) suggested that it might have been a hybrid with Paph. lowii or  Paph. hookerae.
 platytaenium.jpg) 
Sources:
  - Braem, Guido J., and Guy Chiron. Paphiopedilum. Saint-Genis Laval, France: Tropicalia, 2003.
- Cribb, Phillip J.  Slipper Orchids of Borneo. Kota Kinabalu, Malaysia: Natural History Publications, 1997.
- Cribb, Phillip J.  The Genus Paphiopedilum. Kota Kinabalu, Malaysia: Natural History Publications in association with Royal Botanic Gardens, Kew, 1998.
- Fischer, J. "Borneo Calls, Exploring for Orchids in Their Native Habitats Sheds New Light on Their Cultural Needs." Orchids 69, no. 1 (Jan 2000).
- Fowlie, J.A. "Malaya Revisited. XXXIII.  Paphiopedilum stonei on Limestone Cliffs in Sarawak." Orchid Digest 50, no. 5 (Sept/Oct 1986): 156-62.
- Gruss, O. "Albino Forms of the Slipper Orchids."  Orchid Digest 69, no. 4 (Oct/Dec 2005): 204-29.
- Hooker, W.J. "Cypripedium stonei.  Mr. Stone's Cypripedium."  Curtis's Botanical Magazine 88 (1862): Tab. 5349. <view article>
- Karasawa, K. "Karyomorphological Studies in Paphiopedilum, Orchidaceae." Bulletin of the Hiroshima Botanical Garden 2 (Mar 1979): 1979.
Primary Hybrids
  
    | Paph. stonei x | Hybrid | 
  
    | armeniacum | Wössner Stonarmi | 
  
    | delenatii | Marilyn Hanson | 
  
    | emersonii | Hakata Doll Izu | 
  
    | micranthum | Jim Kie | 
  
    | bellatulum | Paris | 
  
    | concolor |  Platycolor
 | 
  
    | godefroyae | Wild Thing | 
  
    | niveum | Luk Luk | 
  
    | boxallii | Georgei | 
  
    | charlesworthii | Neeri-Candy | 
  
    | fairrieanum | Balmedianum | 
  
    | henryanum | Trumpkin | 
  
    | insigne | Lauretta May | 
  
    | spicerianum | Alice | 
  
    | villosum | Abas | 
  
    | acmodontum | Via Viale | 
  
    | argus | Rothwellianum | 
  
    | barbatum | Euryandrum | 
  
    | callosum | Fordianum | 
  
    | ciliolare | Georges Truffaut | 
  
    | curtisii | Constance | 
  
    | hookerae | Melanthus | 
  
    | lawrenceanum |  Numa
 | 
  
    | purpuratum | Edith Winn | 
  
    | sukhakulii | Marcella Noble | 
  
    | superbiens |  Morganiae
 | 
  
    | tonsum | Rolling Stone | 
  
    | venustum | Doris | 
  
    | adductum | Stone Addict | 
  
    | haynaldianum |  Eva Weigner
 | 
  
    | kolopakingii | Memoria Albert Eickhoff | 
  
    | lowii | Mercatelii | 
  
    | parishii |  Frank Booth
 | 
  
    | philippinense |  Mount Toro
 | 
  
    | rothschildianum |  Lady Isabel
 | 
  
    | sanderianum |  Sander's Pride
 | 
  
    | supardii | Wössner Stonesup | 
  
    | wilhelminiae | Wilhelmina's Stone | 
  
    | chamberlainianum |  Ethel
 | 
  
    | glaucophyllum |  Stone Ground
 | 
  
    | liemianum | Tsurugamine | 
  
    | primulinum |  Imperial Jade
 | 
  
    | victoria-mariae | Matthias Fourman | 
  
    | victoria-regina | Adventure | 
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Page Created By: Stephen Manza
Last Updated: 7-23-06
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