Paphiopedilum tonsum (Reichenbach fil.) Stein
- Described: Reichenbach fil. in Gardener's Chronicle, 2nd series, 20: 262 (1883)
- Transferred: Stein in Stein's Orchideenbuch, 488 (1892)
- Etymology: Derived from the Latin tondeo, meaning shaven; named for the smooth hairless warts and floral parts.
- Varieties & Forms:
Paphiopedilum tonsum var. braemii (H. Mohr in Orchideen, 51(6): 175-176 (1989)) Gruss in Caesiana, 3: 27 (1994) - smaller, greener variety
Paphiopedilum tonsum fma. alboviride Braem in Orchidees. Culture et Protection, 36: 35-38 (1998) - albino form
- Synonyms: none
- Chromosome Count -
| 2n = |
metacentrics |
telocentrics |
n.f. |
| 32 |
20 |
12 |
52 |
Plant Habit
- Leaves: 5-7, up to 20 cm long, 5 cm wide, above mottled green and dark green, below keeled
- Inflorescence: 1-flowered, up to 35 cm long, green with dense purple spotting, shortly pubescent
- Bloom: 10-14 cm wide
Habitat Data
- Distribution -
- Elevation: 1000-1800 m
- Peak Flowering in the Wild: January-February
- Ecology: on the forest floor or in the cracks of limestone and other rock
- Mean Temperature Range: 18-20°C
- Light: moderately deep shade
- Medium: humus, leaf litter, sometimes calcareous
- Water (D-drier, M-moderate, W-wetter) -
| Month |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
| Water |
M |
D |
M |
W |
W |
M |
D |
M |
W |
W |
W |
W |
Sources:
- Atwood, J.T. Jr. "The Relationships of the Slipper Orchids (Subfamily Cypripedioideae, Orchidaceae)." Selbyana 7, no. 2/4 (Aug 1984): 129-247.
- Braem, Guido J., and Guy Chiron. Paphiopedilum. Saint-Genis Laval, France: Tropicalia, 2003.
- Cribb, Phillip J. The Genus Paphiopedilum. Kota Kinabalu, Malaysia: Natural History Publications in association with Royal Botanic Gardens, Kew, 1998.
- Fowlie, J.A. "Malaya Revisited XXVIII, Paphiopedilum liemianum and Paphiopedilum tonsum on a Limestone Ridge in Northern Sumatra." Orchid Digest 49, no. 3 (May/June 1985): 85-90.
- Gruss, O. "Albino Forms of the Slipper Orchids." Orchid Digest 69, no. 4 (Oct/Dec 2005): 204-29.
- Karasawa, K. "Karyomorphological Studies in Paphiopedilum, Orchidaceae." Bulletin of the Hiroshima Botanical Garden 2 (Mar 1979): 1979.
Primary Hybrids
| Paph. tonsum x |
Hybrid |
| delenatii |
Dorothy Newman |
| bellatulum |
Hunteri |
| concolor |
Conco-Tonsum |
| godefroyae |
Moorei |
| niveum |
Olivia |
| boxallii |
Zeno |
| charlesworthii |
Nellie |
| druryi |
Franklin Pierce |
| exul |
Margery |
| fairrieanum |
Mrs. F. L. Ames |
| gratrixianum |
Henri-Joachim Gosselin |
| insigne |
Krishna |
| spicerianum |
Madame Jules Hye |
| villosum |
Theodore Bullier |
| acmodontum |
Philippe Briois |
| argus |
Iphis |
| barbatum |
Rossianum |
| callosum |
Felicity |
| ciliolare |
Kiwi Magic |
| curtisii |
Frankeanum |
| hennisianum |
Ponthieu |
| lawrenceanum |
Madame Barbey |
| mastersianum |
Tantalus |
| sukhakulii |
Tonsuk |
| superbiens |
Tonso-Superbiens |
| urbanianum |
LaVina Erdmann |
| venustum |
Polyphemus |
| violascens |
George Bernard Alexander |
| wardii |
Bryce |
| lowii |
Fern Canyon |
| philippinense |
Bryan |
| rothschildianum |
Solon |
| stonei |
Rolling Stone |
| chamberlainianum |
Muriel |
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Page Created By: Stephen Manza
Last Updated: 7-27-06
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