Hibiscus

Herbs, annual or perennial, subshrubs, shrubs, or trees, glabrous or hairy. Stems erect, Inflorescences axillary, sometimes adnate to subtending petiole (H. moscheutos), flowers solitary or clustered; involucel present, bractlets usually persistent, rarely deciduous (H. mutabilis), 6–16, rarely minute or absent (H. denudatus), distinct, undivided, 2-fid or appendaged (H. acetosella, H. aculeatus, H. furcellatus, H. radiatus). Flowers usually lasting for a day; calyx persistent, sometimes accrescent, inflated or not, not spathaceous, primary veins usually ± straight, rarely zigzag (H. trionum, sometimes H. dasycalyx), lobes triangular to trullate, sometimes strongly 3-ribbed (H. acetosella, H. aculeatus, H. furcellatus, H. radiatus), sometimes with nectary on midrib; corolla radial or weakly bilaterally symmetric, narrowly funnelform to broadly campanulate or rotate or petals sometimes recurved (H. clypeatus), white, cream, yellow, orange, pink, red, lavender, purple, or blue, usually red, purple, or brown basally; staminal column included or exserted (H. coccineus, H. poeppigii, H. schizopetalus); ovary 5-carpellate; ovules 8–60 per carpel; styles 5-branched from or beyond orifice of staminal column; stigmas capitate to discoid or wedge-shaped (H. striatus). Fruits capsules, 5-valved, ovoid or spheroid, apex usually apiculate, acute, or acuminate, sometimes rounded or depressed or impressed, glabrous or hairy. Seeds to 60 per locule, reniform-ovoid, reniform-globose, or subglobose, sometimes angulate, sometimes laterally compressed or impressed, papillose or not, glabrous or hairy. x = 10, 11, [12,] 14, [15–17,] 18, 19, [20,] 26, [27,] and probably higher.

Water sparingly, allowing the mix to nearly dry out between watering.

Hibiscus

Hibiscus

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