ve 
ao) vi 
; 
120 FRANZ STEPHANI AND. W. W. WATTS. 
superae 18/18y, basales 27/36, trigonis parvis, superne nullis. 
Lobulus magnus, late lingulatus (1 mm. longus, 0°67 mm. latus) 
apice rotundatus, integerrimus. Amphigastria caulina subquadrata 
(1:1 mm. longa, 0°9 mm. lata) apice truncato-rotundata, profunde 
sinuatim inserta, marginibus ubique arcte recurvis. Folia floralia 
intima ex angusta basi obovata (2° mm. longa, medio 1 mm. lata) 
apice obtusa; superne irregulariter breviterque pilosa, inferne 
nuda; lobulus ovato-oblongus, profunde solutus, apice late trun- 
catus, marginibus dense irregulariterque spinosis et dentatis. 
Amphigastrium florale intimum obovato-oblongum, lobulo parum 
majus, ceterum subaequale similiterque armatum. 
Hab. Insulae Novae Hebridae, (Futuna) Gunn legit: (Watts, 
66, 76). 
Madotheca queenslandica St. Northern Look-out, Lord 
Howe Island: Watts. . 
Madotheca Stangeri L. et G. At many places on Lord 
Howe Island: Watts, 1911. 
Marchantia paludicola St., n.sp. M. conica, St. in sched. 
Dioica, mediocris tenax, viridis, aetate rufescens, paludicola. 
Frons ad 3 cm. longa, 1 mm. lata, simplex, rarius brevi ramulo 
aucta. Costa humilis sed latissima, in sectione transversa anguste 
linearis (5 mm. lata, 0°75 mm. crassa; stomata creberrima, ore 
interno 4 cellulis angustis circumdato. Squamae porticae magnae, 
purpureae, appendiculo integro subrotundo (0°8 mm. longo et lato). 
Capitula feminea hemisphaerica, centro antico valide apiculato, 
margine breviter crenata, quinquelobata, lobis rotundatis. Invv- 
lucra ore dense longeque lacerata. Capitula mascula rotunda, 
majora, disciformia, alveolis masculis radiatim insertis, radiis leviter 
prominulis, margine disci itaque crenato. 
Hab, Australia, New South Wales, (Cambewarra): Watts, 1106, 
1102. 
This plant was named Marchantia conica; as this denomination 
had been used before, the name has been changed. 
