A. W. Evans — Hawaiian Sepaticce of the Tribe Juhuloidece. 399 



3. FruUania Sandvicensis Angstr. emend. 



Frullania Sandvicensis Angstr. Ofversigt af Kongl. Vetensk. Akad. 



Forhand. xxix, Haft 4, 28. 1872 (in part). 

 JFrullania squarrosa Auct. (not F. squari'osa (R. Bl, &, N.) Dam.). 

 Fndlania arietina Aust. Bull. Torr. Bot. Club, 5:15. 1874 (not 



Tayl.). 



Plate XLV., figs. 1-7. 



Dioicous : growing in wide depressed tufts, often mixed with 

 mosses or other hepatics, brownish-green, sometimes tinged with 

 reddish : stems irregularly pinnately branched : leaves densely imbri- 

 cated, more or less squarrose when moist, the lobe broadly ovate, 

 arching over the stem and cordate, both at the antical base and at 

 the keel, rounded at the apex, entire, slightly revolute on postical 

 margin; lobule galeate throughout the whole or the greater part of 

 its extent, hood inflated in upper and outer parts, compressed below; 

 stylus small, subulate: underleaves imbricated, broadly orbicular or 

 reniform, bifid about one fifth with broad obtuse or apiculate lobes 

 and lunulate sinus, more or less cordate and channeled at base, 

 margins entire or nearly so : leaf-cells rather thick-walled with very 

 conspicuous trigones and intermediate thickenings : $ inflorescence 

 borne on a short simple branch ; bracts in two or three pairs, un- 

 equally bifid, the lobe ovate or obovate, obtuse or rounded at the 

 apex, entire ; lobule ovate, acute or acuminate, sparingly and irreg- 

 ularly toothed on the inner edge, one of the teeth (the stylus) being 

 more distinct and larger than the others ; bracteole connate on one 

 side, ovate, bifid one fourth to one third with acute or acuminate 

 teeth and narrow sinus, sparingly and coarsely toothed on the mar- 

 gins; perianth oblong-obovate, truncate above and abruptly narrowed 

 into a short beak, strongly one-keeled postically and bearing on the 

 surface numerous papilla-like or lobe-like projections, especially on 

 the two lateral keels : S bracts in about six pairs, occupying a short 

 branch and forming a short, oval spike. 



Stems 0-2™'" in diameter, lobes of leaves 1x0.9""", lobules 

 0.32 X 0.28'°°', underleaves 0.65 x0.85'°'", leaf -cells at edge of leaf 16/^ 

 in diameter, in the middle 28 x 19/x., at the base 'Siifx in diameter, 

 bract I, lobe 1.5x0.9'°'°, lobule 1.3x0.6'°'", bracteole I, 0.95x0.7'"'°, 

 bract II, lobe 1.5x1'°"', lobule 1 x O.e'""', bracteole II, 0.9x0.75'°°', 

 perianth 2.3x1.35"'°'. 



On rocks and trees. Oahu : Lulihi (Wawra); Nuuanu (Heller, 

 Cooke); foot of Konahuanui (Cooke); Luakaha (Cooke); first col- 

 lected on the island by Andersson. Kauai; Hanalei, Kilohana, 



