Paphiopedilum sanderianum (Reichenbach fil.) Stein
- Described: Reichenbach fil. in Gardener's Chronicle, 2nd series, 25: 554 (1886), collected by Förstermann in Borneo while searching for Paph. stonei var. platytaenium
- Transferred: Stein in Stein's Orchideenbuch, 482 (1892)
- Etymology: Named for Frederick Sander, English nurseryman.
- Varieties & Forms: none
- Synonyms:
Cypripedium foerstermanni hort.
- Chromosome Count -
| 2n = |
metacentrics |
telocentrics |
n.f. |
| 26 |
26 |
0 |
52 |
Plant Habit
- Leaves: 4-5, up to 45 cm long, 4-6 cm wide, glossy green
- Inflorescence: 2-5 flowered, purple-red-brown, shortly purple-pubescent
- Bloom: ~7 cm wide, petals 30-100 cm long
Habitat Data
- Distribution - found in and around Gunung Mulu National Park
- Elevation: 100-500 m
- Peak Flowering in the Wild: April-June
- Ecology: found at the top of steep dolomite limestone pinnacles
- Mean Temperature Range: 22-25°C
- Light: moderately deep shade
- Medium: calcareous, pH 7.3-7.5, mosses and leaf litter, roots attached to rock
- Water (D-drier, M-moderate, W-wetter) -
| Month |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
| Water |
W |
W |
M |
M |
W |
W |
W |
M |
D |
M |
W |
W |
Notes:
- Disappeared from cultivation around the turn of the 20th century. Rediscovered by Sheila Collinette in 1982 in Gunong Mulu National Park.
- The widely distributed Orchid Zone cross 'Deep Pockets' x 'Jacob's Ladder' turned out to be Prince Edward of York (sanderianum x rothschildianum)
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.
- Doherty, J.W. "Setting a Record, A Plant of Paphiopedilum sanderianum Makes It Into the Guiness Book of Records." Orchids 68, no. 9 (Sep 1999): 908-11.
- 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. XXXIV: Paphiopedilum sanderianum on Limestone and Dolomite Pinnacles of Gunong Mulu National Park, Sarawak." Orchid Digest 51, no. 4 (Oct/Dec 1987): 182-86.
- Karasawa, K., M. Aoyama, and T. Kamimura. "Karyomorphological Studies on Five Rare Species of Paphiopedilum, Orchidaceae." Annals of the Tsukuba Botanical Garden 16 (1997): 29-39.
Primary Hybrids
| Paph. sanderianum x |
Hybrid |
| armeniacum |
Arsand Shigeta |
| delenatii |
Sacagawea's Slippers |
| malipoense |
Taida Lawrance |
| micranthum |
Jordan David Keiles |
| bellatulum |
Wössner Bellsand |
| godefroyae |
Jackie Sue |
| niveum |
White Capricorn |
| charlesworthii |
Edmond Samuel Ritter |
| hirsutissimum |
Lahidshan Sha-i-Maran |
| villosum |
Great Pretender |
| acmodontum |
Wössner Acmosand |
| argus |
Miss Fanny Wilson |
| barbatum |
Wössner Barbasand |
| callosum |
Princess May |
| curtisii |
Sanderiano-Curtisii |
| lawrenceanum |
Ultor |
| sangii |
Renate Thum |
| sukhakulii |
Longfellow Serenade |
| superbiens |
Sanderiano-Superbiens |
| adductum |
Paul Parks |
| glanduliferum |
Oberhausens Rubin |
| haynaldianum |
Angelina Krüger |
| kolopakingii |
Kolosand |
| lowii |
Mrs. Reginald Young |
| parishii |
Sander's Parish |
| philippinense |
Michael Koopowitz |
| platyphyllum |
Fumimasa Sugiyama |
| rothschildianum |
Prince Edward of York |
| stonei |
Sander's Pride |
| supardii |
Dragontale |
| wilhelminiae |
Sungai Melinau |
| chamberlainianum |
W. Stevens |
| glaucophyllum |
Landmark |
| liemianum |
Memoria Doctor Fowlie |
| primulinum |
Oberhausens Diamant |
| victoria-mariae |
Wössner Mariasand |
| victoria-regina |
First Touch |
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Page Created By: Stephen Manza
Last Updated: 7-23-06
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