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This species is accepted, and its native range is Tanzania to S. Tropical Africa.
A specimen from Kew's Herbarium

[FTEA]

Orchidaceae, V. S. Summerhayes. Flora of Tropical East Africa. 1968

Morphology General Habit
A terrestrial herb 2.5–11 dm. high, glabrous except for the roots.
Vegetative Multiplication Tubers
Tubers ellipsoid to fusiform-cylindrical, 1.5–4.5 cm. long, 7–17 mm. in diameter, ± densely tomentose.
Morphology Roots
Roots slender, flexuous, pubescent.
Morphology Stem
Stem erect, slender to stout, with 1–3 leaves towards the base and several sheathing leaves.
Morphology Leaves
Leaves altogether 6–8, the lowest 1 or 2 sheathing, obtuse, the middle 1–3 lanceolate to broadly ovate-elliptical, up to 9–30 cm. long and 4.5–13.5 cm. broad, the upper ones much smaller, adpressed, up to 5–14 cm. long and 1–3 cm. broad.
Morphology Reproductive morphology Inflorescences
Inflorescence cylindrical, 4.5–41 cm. long, 1.5–2.5 cm. in diameter, densely many-flowered; bracts reflexed, lanceolate, 1–3 cm. long.
Morphology Reproductive morphology Flowers
Flowers half-spreading, sessile, white to golden-yellow; ovary 6–7 mm. long.
Morphology Reproductive morphology Flowers Perianth
Sepals and petals deflexed, united to one another in their basal half and to the lip in its lower quarter.
Morphology Reproductive morphology Flowers Calyx
Intermediate sepal oblong-oblanceolate, obtuse, 4.5–6 mm. long, scarcely 1 mm. broad; laterals obliquely oblong-elliptical, obtuse, 4.5–6.5 mm. long, 1.5–2 mm. broad.
Morphology Reproductive morphology Flowers Corolla
Petals similar to intermediate sepal but smaller.
Morphology Reproductive morphology Flowers Labellum
Lip fleshy, almost globose, hooded, the apex shortly reflexed, 5–7 mm. long.
Morphology Reproductive morphology Flowers Spur
Spurs parallel to the ovary, 6–11 mm. long, with often a pair of additional spurs 0.5–1.5 mm. long.
Morphology Reproductive morphology Flowers Column
Column curved, ± 4 mm. high; stigma transversely elliptical, 1–2 mm. high, 2–3 mm. broad, rostellum 3-lobed, the middle lobe much longer than the tooth-like side lobes, broadly spoon-shaped from a narrow base.
Habitat
Upland grassland, sometimes with scattered bushes; 1350–2500 m.
Distribution
T7 T8 not known elsewhere

[FZ]

Orchidaceae, I. la Croix and P.J. Cribb. Flora Zambesiaca 11:1. 1995

Morphology General Habit
Terrestrial herb 40–100 cm tall; tubers to 4.5 cm long, ellipsoid to fusiform, woolly.
Morphology Stem
Stem leafy.
Morphology Leaves
Leaves 6–8; the lowermost 1–2 leaves sheath-like; the next 2 leaves large, spreading, borne near the stem base but not appressed to the ground, 8–30 × 5–13 cm, ovate or broadly lanceolate, funnel-shaped at base, light green; the upper leaves spaced up stem becoming bract-like.
Morphology Reproductive morphology Inflorescences
Inflorescence 13–30 × 1.5–2cm, densely many-flowered.
Morphology Reproductive morphology Flowers
Flowers white or bright yellow.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary 5–7 mm long.
Morphology Reproductive morphology Inflorescences Bracts
Bracts to 30 mm long at base of inflorescence, reflexed.
Morphology Reproductive morphology Flowers Perianth
Sepals and petals curled under, joined to each other in basal half and to basal quarter of lip.
Morphology Reproductive morphology Flowers Calyx
Median sepal 4.5–6 × c. 1 mm, oblong-oblanceolate, rounded; lateral sepals similar but wider and oblique.
Morphology Reproductive morphology Flowers Corolla
Petals similar to dorsal sepal but slightly smaller.
Morphology Reproductive morphology Flowers Labellum
Lip 5–7 mm long, ± globose, fleshy, the apex slightly reflexed, overhanging the narrow mouth.
Morphology Reproductive morphology Flowers Spur
Spurs 10–12 mm long, slender, parallel to ovary, usually with an additional pair of rudimentary spurs below them.
Morphology Reproductive morphology Flowers Column
Column c. 4 mm high, curved; stigma 1–2 × 2–3 mm; rostellum mid-lobe broadly spoon-shaped from a narrow base, much longer than the tooth-like side lobes.

Native to:

Burundi, Malawi, Rwanda, Tanzania, Zambia, Zaïre, Zimbabwe

Satyrium sphaeranthum Schltr. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Williamson, G. [279], Zambia 11887.020
Milne-Redhead, E. [10318], Tanzania 24548.000
Milne-Redhead, E. [10433], Tanzania 24549.000
Milne-Redhead, E. [10393], Tanzania 24702.000
Brummitt, R.K. [9138], Malawi 25694.218
Cribb, P. [10595], Tanzania 36748.000
Stolz, A. [776], Tanzania K000416125 syntype
Stolz, A. [2529], Tanzania K000416126 syntype
Stolz, A. [2529], Tanzania K000416127 syntype
Stolz, A. [162], Tanzania K000416128 syntype

First published in Bot. Jahrb. Syst. 53: 532 (1915)

Accepted by

  • Geerinck, D. & Delepierre, G. (2005). Satyrium schimperi Hochstetter ex A. Richard versus S. sphaeranthum Schlechter (Orchidaceae) Taxonomania. Revue de Taxonomie et de Nomenclature Botaniques 16: 12-14.
  • Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.

Literature

Kew Backbone Distributions

  • Geerinck, D. & Delepierre, G. (2005). Satyrium schimperi Hochstetter ex A. Richard versus S. sphaeranthum Schlechter (Orchidaceae) Taxonomania. Revue de Taxonomie et de Nomenclature Botaniques 16: 12-14.

Flora of Tropical East Africa

  • Schltr. in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 53: 532 (1915).

Flora Zambesiaca
Flora Zambesiaca
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0