posterior staminode

Listing 1 - 2 from 2 for posterior staminode

Angiosperm Families - Bignoniaceae Juss.
... of fertile stamens (occasionally all five members are fertile, or the usual posterior staminode is absent). Staminodes 1 (the posterior, adaxial member), or 3; in the same series as the fertile stamens ... -lateral pair. Fertile stamens representing the anterior-lateral pair (mostly), or the posterior-lateral pair and the anterior-lateral pair. Stamens (2–)4(–5); inserted near the base of the corolla ...
delta-intkey.com

MBG: Research: Projects: South America: Venezuelan Guayana
... and 5 usually imbricate lobes. Stamens inserted on corolla tube, didynamous, (2)4(5), a posterior staminode usually present; anthers with (1)2 thecae, these usually divergent or divaricate and held ... or shrubs ..... 7 6. Staminode minute, at base of corolla tube, not villous; flowers yellow, white, red, orange, magenta, purple, or lavender, never blue; trees, shrubs, or lianas ..... 8 7(6). Leaves ...
www.mobot.org