Difference between revisions of "Datiscaceae"

Dumortier
Treatment appears in FNA Volume 6. Treatment on page 59. Mentioned on page 61.
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--><span class="statement" id="st-undefined" data-properties=""><b>Herbs </b>or subshrubs, perennial. <b>Leaves</b> alternate, pinnately incised to compound, sometimes simple; stipules absent; petiole present. <b>Inflorescences</b> axillary fascicles. <b>Flowers</b> usually unisexual (mostly bisexual in Datisca glomerata); calyx unequally 4–9-lobed; petals 0; staminate flowers: stamens [6–]8–12[–25]; filaments distinct, very short; pistillate flowers: calyx tube adnate to ovary; ovary inferior, 3–8-carpellate; placentation parietal; ovules 24–64; styles 3, threadlike, deeply forked at apex [subulate or longer with capitate-peltate or clavellate stigmas]; bisexual flowers often with staminodes. <b>Fruits</b> capsular, opening apically between styles. <b>Seeds</b> 100–300; embryo straight; endosperm little or none.</span><!--
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--><span class="statement" id="st-undefined" data-properties=""><b>Herbs </b>or subshrubs, perennial. <b>Leaves</b> alternate, pinnately incised to compound, sometimes simple; stipules absent; petiole present. <b>Inflorescences</b> axillary fascicles. <b>Flowers</b> usually unisexual (mostly bisexual in <i>Datisca glomerata</i>); calyx unequally 4–9-lobed; petals 0; staminate flowers: stamens [6–]8–12[–25]; filaments distinct, very short; pistillate flowers: calyx tube adnate to ovary; ovary inferior, 3–8-carpellate; placentation parietal; ovules 24–64; styles 3, threadlike, deeply forked at apex [subulate or longer with capitate-peltate or clavellate stigmas]; bisexual flowers often with staminodes. <b>Fruits</b> capsular, opening apically between styles. <b>Seeds</b> 100–300; embryo straight; endosperm little or none.</span><!--
  
 
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Revision as of 18:50, 18 September 2019

Herbs or subshrubs, perennial. Leaves alternate, pinnately incised to compound, sometimes simple; stipules absent; petiole present. Inflorescences axillary fascicles. Flowers usually unisexual (mostly bisexual in Datisca glomerata); calyx unequally 4–9-lobed; petals 0; staminate flowers: stamens [6–]8–12[–25]; filaments distinct, very short; pistillate flowers: calyx tube adnate to ovary; ovary inferior, 3–8-carpellate; placentation parietal; ovules 24–64; styles 3, threadlike, deeply forked at apex [subulate or longer with capitate-peltate or clavellate stigmas]; bisexual flowers often with staminodes. Fruits capsular, opening apically between styles. Seeds 100–300; embryo straight; endosperm little or none.

Distribution

sw United States, nw Mexico, sw Asia (Mediterranean region to the Himalayas).

Discussion

Genus 1, species 2 (1 in the flora).

Selected References

None.

Lower Taxa