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Fragmenta phytographiæ Australiæ /contulit Ferdinandus Mueller.

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16<br />

circa 4"' longus. Stigmatis indusium 1'" metiens. Drupa 2\"' longa,<br />

paulo urceolata.<br />

Species quibusdam notis S. spinescentem, aliis S. goodeniaceam,<br />

aliis S. Oldfieldii approximat. Ei affigo nomen amici C. Groener,<br />

per plures annos in instituto meo amanuensis.<br />

Scaevolam phlebopetalam invenit ad flumen Glenelg's River<br />

Australia? borealis Dr. J. Martin. Planta ibi altitudinem 3|'<br />

attinet. Ad hanc speciem pertinent plantas Drummondio (sub<br />

numeris 189 et 399) distributas. Plures Goodenias cyanifloras<br />

imitât.<br />

Planta Preissii 2032 ad Diaspasim filifoliam pertinet. Calycis<br />

lobi paulo longiores quam in stirpe normali.<br />

Scaevola microcarpa in regiones glaciales adscendit. Huic speciei<br />

attribuenda videtur Goodenia pubescens.<br />

CASUARINK^E.<br />

Casuarina acuaria.<br />

Ramulis quaterno-vertieillatis biarticulatis, membro ramulorum<br />

infero perbrevi in dentés sive folia diminuta quatuor semilauceolata<br />

desinente, membro ramulorum supero in folium acuarium inarti-<br />

culatum elongato, amentis masculis longiusculis, strobilis ambitu<br />

globosis, bracteis ciliatis breviter cuspidatis, paribus bracteolarum<br />

valviformium fere octo-seriatis dum seminigeris semiemersis, lamina<br />

earum exteriore in rostrum longum tenueque protracta, lamina<br />

interiore e dorso brevius rostrata intus subtiliter pubescente, se-<br />

minis núcleo spadiceo ovato-rhombeo, ala eorum deltoidea excursu<br />

nervi medii curvato-mucronulata.<br />

In Australia occidentali. Drummond.<br />

Planta ob singularem foliorum structuram miranda, Hakeas<br />

filifolias seu subulifolias simulans, Drummondio sub numeris 240<br />

et 241 signata. Altitudo stirpis ignota. Ramuli conferte verticil-<br />

lati ; internodium basale praeter dentés linea breviores appressos<br />

1•15'" longum; articulus terminalis acum formans, 1-11" longus,<br />

circiter semilineam crassus, glaber, leniter sulcato-angulatus, den-<br />

tibus apicalibus in mucronem brevem conglutinatis. Amentum<br />

masculum statu evoluto nondum notum, prima sítate tenui-cylin-<br />

draceum, squamis acutiusculis imbricatum. Strobili maturi 1-1 \<br />

unciales, breviuscule crasseque pedunculati. Pars bracteolarum<br />

valvarium emersa praeter rostrum utrumque 2-3"* longa. Rostrum<br />

exterius setaceo-subulatum, ad 4'" longum. Seminis nucleus ni-<br />

tenti-niger, lineam paulo excedens ; ala verticalis sesquilineam<br />

longa et lata.<br />

Plura Casuarinarum discrimina specifica prodeunt e ramulorum<br />

situ, forma bractearum spicai masculae, colore sicut directione<br />

loculorum antbera?, magnitudine seminis, figura alarum.

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