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Balsaminaceae Habit: Annual, [perennial herb, subshrub, few epiphytes], glabrous [(hairy)]; roots fibrous [rhizomatous to tuberous]. Stem: watery to fleshy. Leaf: generally alternate, simple, petioled, toothed or entire, veins pinnate, +- arched. Inflorescence: cyme, umbel-like, terminal or axillary, 1--8-flowered. Flower: bisexual, bilateral, twisting 180°; sepals 3[5], free, upper becoming lower, generally with nectar spur [or spur 0]; petals 3 [5, free or] +- fused in 2s; stamens 5, filaments stout, forming column around pistil, +- united at tip, shed at base, anthers united into cap over stigma; ovary 1, superior, generally 5-chambered, stigmas 1--5. Fruit: capsule, explosive [or berry-like drupe]. Genera In Family: 2 genera, +- 850 species: tropics, warm temperate; some ornamental. Jepson eFlora Author: Peter F. Zika Reference: Janssens et al. 2006 Syst Bot 31:171--180 Unabridged Reference: Yuan, Y.M., Y. Song, K. Geuten, E. Rahelivololona, S. Wohlhauser, E. Fischer, E. Smets, & P. Küpfer 2004 Taxon 53:391--403; Geuten, K., Becker, A., Kaufmann, K., Caris, P., Janssens, S., Viaene, T., Theissen, G., & Smets, E. 2006. Petaloidy and petal identity MADS-box genes in the balsaminoid genera Impatiens and Marcgravia. Plant J. 47:501--518; Janssens, S., Geuten, K., Yuan, Y. M., Song, Y., Küpfer, P., & Smets, E. 2006. Phylogenetics of Impatiens and Hydrocera (Balsaminaceae) using chloroplast atpB-rbcL spacer sequences. Syst. Bot. 31:171--180. Scientific Editor: Thomas J. Rosatti. Index of California Plant Names (ICPN; linked via the Jepson Online Interchange) Previous taxon: Xylorhiza tortifolia var. tortifolia Next taxon: Impatiens |