Abstract

Herba annua foliosa usque 25 cm alta; internodiis usque 4 cm longis pilosis, facie superiore puberulis. Folia opposita stipulata subsessilia vel petiolata; lamina ovata usque 18 x 12 mm, apice subacuta, basi valde oblique subcordata, distincte serrulata, denticulis apice glandulosis, supra subtusque parce pilosa, nervis viridulis interstitiis pallide viridibus vel demum interdum purpurascentibus; petiolus usque 2 mm longus; stipulae laciniatae 0-75 mm longae. Cyathia solitaria terminalia; pedunculus usque 2-5 mm longus; involucrum pilosum obconicum 1 mm longum, lobis rotundatis margine ciliatis; glandulae 4 transverse ellipticae appendiculatae, appendiculis profunde 3-6-lobatis rubris. Flores masculi: bracteolae lineares, apicibus laciniatis; pedicelli 0-75 mm longi; filamenta 0-5 mm longa. Flores feminei: ovarium trilobatum pedicellatum; styli 0-3 mm longi bifidi; pedicellus reflexus 1-25 mm longus superne pilosus; capsula pilosa trilobata 1-5 mm alta 2 mm diametro; semina ovoideo-quadrangulata 1 mm longa transverse distincte 3-costata roseo-brunnea ceraceo-tecta. (Fig. 1 A-D).

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