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isostemonous
isostemonous adj. 
/ˌaɪsoʊˈstimənəs/ [ < Greek στήμων warp, thread, taken in sense ‘stamen’] Botany having the stamens equal in number to the parts of the perianth (= isandrous adj.); also said of the stamens.
Brit. /ˌʌɪsə(ʊ)ˈstiːmənəs/
, /ˌʌɪsə(ʊ)ˈstiːmənəs/U.S. /ˌaɪsəˈstimənəs/
, /ˌaɪsəˈstimənəs//ˌaɪsoʊˈstimənəs/ΘΚΠ
the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [adjective] > having or relating to parts > of or having stamens or pistils > of specific relative number
isostemonous1835
polystemonous1849
anisostemonous1857
1835 J. Lindley Introd. Bot. (1848) II. 367 Isostemonous is said of plants the stamens of which are equal in number to the petals.
1882 S. H. Vines tr. J. von Sachs Text-bk. Bot. (ed. 2) 659 In the isostemonous flowers the stamens are sometimes superposed on the petals.
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