- Project Runeberg -  Videnskabelige Meddelelser fra den naturhistoriske/Dansk naturhistorisk Forening i Kjöbenhavn / Aaret 1857 /
147

(1849-1988)
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quinque hypogynæ cum petalis alternæ subulato-filiformes ovarium
superantes persistentes. Ovarium trilocularc, loculis uniovulatis.
Ovula pendula analropa. Styli tres basi breviter coaliti patuli
ovario breviores bifidi, lobis linearibus apice truncato stigmatosis.
Capsula depresso-trigastra tricocca, coccis globosis monospermis,
endocarpio papyraceo, epicarpio tenui puberulo vix secedente.
Semina globosa, apiculo trigono ecarunculato, epidermide
mollius-cula in sicco levissime areolato-corrugata. Testa crustacea lævis.
Kaplie conspicua. Embryo in apice albuminis carnosi triplo
longioris rectus, radicula supera conica cotyledonibus foliaceis
ovatis obtusis æquilonga. SulTrutex montevidensis, omni parte
juniori colore puniceo imbutus, foliis alternis lanceolatis
integerrimis trinerviis stipulatis, racemis axillaribus in ramulorum
apice approximatis brevibus, flore infimo foemineo pedicellato mox
recurvo, masculis 3—4 cito deciduis. Pubes appressa e pilis
medio affixis constans.

Nomen imposui in memoriam Niels Stensün (Nicolai Stenonis).

Genus quoad charactcres inter Chiropetalum, Ditaxin et
Argythamniam medium iisque arcte affine. Ab Argythamnia
distinguitur partium floris masculi numero diverso, petalis ligulisve
floris foeminei, stylis semel bifidis stigmatibusque truncatis. A
Chiropetalo diversum staminum numero majori, petalis floris
masculi integris eorumque et ligularum in flore femineo praesentia.
A Ditaxi recedit petalorum forma et minutie in flore foemineo
ligulis in eo præsentibus, staminum numero minori et stigmatum
integritate. Character e defectu glandularum in flore masculo
desumtus a cl. Jussieu in stabiliendo Ditaxeos genere usitatus
certe erroneus, quum glandulae 5 adsunt tam in D. fasciculata
quam in altera specie e Brasilia missa, sed a loco solito parum
remotæ et basi ipsius columnae stamineæ subpeltatim affixæ.

Rudimentum sic dictum pistillinum in Stenonia et
Chiropetalo nullum vel graniforme et obsoletissimum, in Argythamnia
minutum bilobum, in Caperonia ejusdem formae et multo magis
conspicuum, in duabus Ditaxeos speciebus vero adsunt intra

10*

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