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Fragmenta phytographiæ Australiæ /contulit Ferdinandus Mueller.

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f It AG M E N TA PHYÏ O G RAT III JR<br />

AUSTRALIA.<br />

XLVII.<br />

EüPHOEBIACEíí:.<br />

Beyeria tristigma.<br />

(Sect. Oxygyne.)<br />

Monoica, foliis ovali- v. oblongo-lanceolatis supra glabratis sub-<br />

tus albido-velutinis margine recurvis, floribus masculis racemosis,<br />

f•mineis solitariis, utriusque sexus petaligeris, calyce parvo, au-<br />

theris minutis, loculis ellipsoid eis, stigmatibus tribus subulatis.<br />

In insula Hinchinbrook-Island prope Rockingham's Bay. Dal-<br />

lachy.<br />

Frutex humilis, viscidulus. Ramuli primum angulati, demum<br />

teretes, resinoso-tomentelli. Folia sparsa nisi confería, coriácea,<br />

breviter petiolata, 1-2" longa, 3-6" lata, nervo mediano subtus<br />

fulvo-lineata, supra impressa, tenuissime venosa, venis subtus<br />

tomento etsi tenui occultis. Racemi masculi addito pedúnculo sat<br />

conspicuo 1 è•2" longi, pluriflori ni passim pauciflori. Pedicelli<br />

graciles, saspe semipoUicares. Flores f•minei non raro prope<br />

basim racemi masculi emergentes. Horum pediccllus angulatus,<br />

sursum incrassatus, mox circiter pollicem longus. Calycum<br />

utriusque sexus lobi sub antbesi fere semioblongi, |-$ metientes,<br />

sed sub fructu in formam magis subulatam et ad linea; longitudinem<br />

extendentes. Pétala 5 metnbranea, circiter 2" longa, sessilia, basi<br />

intus barbata, in flore masculo semielliptico-ovata, in flore f•mino<br />

deltoideo- v. ovato-orbicularia, fructui juvenili altius adhaerentia.<br />

Stamina numerosa, in acervulum semiglobosum confería, recepta-<br />

culum depressum barbatum obtegentia. Filamenta brevissiraa,<br />

glabra, pro longitudine crassiuscula. Antherae flavas, mox fere<br />

horizontales; loculi paralleli, longitrorsum dehiscentes. Stylus<br />

scilicet florum f•minorum brevissimus, vix ullus. Stigmata<br />

lmeari-subulata, 1" longa, recurvo-patentissima, haud firnbriolata.<br />

Germinis loculi unuiemmulati. Capsula ambitu ovalo-globosa,<br />

trilocularis, inter lóculos impressa, extus pilis brevissimis adspersa,<br />

VOL. VI. 2 c

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