African Plant Database

Satyrium johnsonii Rolfe
Protologue : Fl. Trop. Afr. [Oliver et al.] 7(2): 265 (1898)
Information on the genus : Satyrium
Status for TA : accepted (present)
Ecology and distribution
Trop. Afr.
Biology : Terrestrial herb 15-30 cm tall, glabrous; tubers ellipsoid, 1,3-1,8x0,7-1,2 cm; stem with 1-2 basal leaves and sheaths above covering it; basal leaves appressed to ground, ovate-orbicular, 1,5-4 cm long and wide; cauline leaf sheaths 4-6, lanceolate, 1,5-4 cm long; inflorescence 3-7 cm long, 2-2,5 cm Ø, 8-13-flowered; flowers yellow, faintly scented; bracts lanceolate, 10-20 mm long, reflexed later; ovary 7-8 mm long, curved; sepals and petals spreading forwards; dorsal sepal oblanceolate, 5-7x1-2 mm; laterals c. 7x2 mm; petals 5-6 mm long, narrow; lip erect, very concave, hooded, c. 6x6 mm, apex recurved; spurs cylindrical, 12-15 mm long.
Ecology : Open grassland on exposed ground in damp areas; occurring with Satyrium aberrans, S. comptum, Disa walteri; c. 2550 m alt.
  Resembling S. princeae (with pink not yellow flowers). Critically endangered (van der Niet & Gehrke in J. E. Afric. Nat. Hist. 94: 283-284, 2005), Tanzania.
More info on :
see under Jstor_African Plant Initiative
see under Flore d'Afrique Centrale
see under The International Plant Name Index
More information >> ( work in progress )
Record n°46382
Feedback about this record