lAWULAlUA. 47'^ 



witli eacli other bearing* the same specific names. LindljcrLT 

 revives Scopoli's old name, but Nees and otliers liad doubts aljout 

 tlie species being identical. To distinguish the species i'rom 

 H('/joti/ia h'/i/i-'^/j/ia'rlca (L.) with wliich it is i'requently confused, 

 see notes under that species. 



Description of Platk CCXI. — Fig. 1. Fronds natural size 

 (Taylor). 2-4. Ditto, with female flowers, natural size (ditto). 5. 

 Frond with male flower, natural size (BischoH). G. Cross-section of 

 frond X 11. 7. Pore x ? (Taylor). 8-12. Female receptacles x ? 

 (Bischofi). 13. Calyptra and capsule x ? (ditto). 1 4. Ditto (ditto). 

 15. Male receptacle x ? (ditto). IG. Cross-section of portion of 

 male receptacle X ? (ditto). 17. Cross-section of male ])edicel x IG. 

 18. Antheridium x 24. 19. Spores and elaters x ? (Biscliofi'). 



Genus 40. LUNULARIA, Mir/,. 



LunuJaiia, Mich. Nov. pi. gen. \). 4, tnl). 4 (17-11). 

 Jfarc//((ntia cruciatd, Linn. Sp. pi. (17.");!). 



Frond oblong, with rounded lobes, distinctl}' areolate and 

 porose, squamigerous. Scales imbricate, sublunulate, their ajjex 

 abruptly contracted into a roundish cochleariform lobe. Gemniiu 

 in crescent-shaped discs on the antical side of the frond. Female 

 receptacle crueiately divided into 1-G (usually 4) horizontal 

 segments or involucres, which are tubular, vertically bilabiate and 

 1 -fruited. Perianth wanting. Calyptra included, per.sistent, 

 rupturing at the ape.x. Capsule e.xserted on a long pedicel, 

 4"8-valved, the valves spreading, subtortuous. Spores minute, 

 nearly smooth. Elaters short, very slender, bispiral, deciduous 

 or a lew remaining attached to the apex of the valves. Peduncle 

 very hair}', involucrate with numerous membranaceous scales at the 

 base. Andra'cia oblong, sessile in the sinus ol' the apex of tiie 

 frond. 



