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Key to Malachra

Malvaceae

Malachra

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1 Lower leaf surfaces with mostly simple trichomes (these often sparse, also with smaller longitudinal lines of hairs)
1 Lower leaf surfaces with mostly stellate trichomes.
  2 Mericarps smooth, puberulous to pubescent; bracts acute to acuminate; peduncles 1-4 (-6) cm long; shrub to 2 m tall, many- branched; stipules 15-24 mm long, simple or divided in 2-3 linear-subulate lobes; stellate trichomes of the lower leaf surface mostly 2-3-radiate
  2 Mericarps reticulate, glabrous; bracts mostly obtuse to rounded; peduncles 1.2-5.5 cm long; shrub to 1.5 m tall; stipules 7-15 mm, simple; trichomes of lower leaf surface mostly 4-6-radiate