CRYPT0GAM1A. ALGAE. 1936, ,937. 1741 



pyramidata Fronds ob'on.^, undivided, triangularly thickened un- 

 derneath at the tip: fruit pyramidal Dill. t. 78 f. 16. 



iryjlallina. Fronds lobed, obtufe, emarginate, pitted. Dill. t. 78.12. 



t minima. Fronds linear, about 3 parted, forked, channelled, acute. 

 DHL t. 78/', 11. 



fglauca. Fronds many-parted, forked, cloven at top, grooved, obtufe. 

 Dill.t 78./. 10 



eiiiaris. Fronds 2 -parted, forked, cloven and concave at the tips, 

 lanceolate, rather obtufe, roots fomewhat marginal, ciliate. 

 Schmid. t. 45./. 4 



*fiuiians. Fronds repeated')' forked, linear, convex, fmooth reticu- 

 late, obtufe and cloven at the tips Eng. hot. t 25 1 . 



wencja. Fronds forked, flat, fmooth, reticulate with veins, 2-parted 

 retufe and divaricate at the tips liedw. t. 29 



*natans. Frond inverfcly heart-ihaped, liar, clothed with long com- 

 prelfed radicles underneath. Eng. Hot. t. 252. 



*jruticulofa Fronds comprefltd, with ere ft forked fubulate branches. 

 Flor. Dan 898./ 3 



firachnoides. Capillary, interwoven- Fl- Dan- t 898 f 2. 



ORDER IV. ALGJE. 



1937. LEPRARIA- Fruftific&Uon in a powdery or floccu- 

 lar liibftance, moftlv clothing a thin cruflaceous frond. 

 A= Continued, withtut visible frond. Pulveiaria. 



chlorina. Thick, effufe, deep yellow. Ach t. l.f. 1. 



'Latebrarunu Thick, efTufc, grey. Achar. 



B. Continued: frond cruflaceous. Leprarla. 



*alba. Cruft and fructification pure white. Eng Dot. t. 1349 



incaha* Cruft thin, fomewhat membranaceous, grey -glaucous; frufti- 

 fication hoary, hchar^ 



lepiphama. Thin, milk-wnite • fruftification very minute, mealy, 

 pa'Hh-white, Ach. t 1 f 2. 



flutefcens Lcproup, a little cracked, rugged, yellowiih: fruftificati- 

 on globular, of the fame colour. Eng. Bot. t. 1C29. 



*JIava, Thin, mealy, bright golden yellow. E Bit. J. 1350. 



Bassiae. Thin, farFron : fruftification, globular, fcattered, orange- 

 colour. Hoffm. t. i.f. 5. 



rubens. Cruft and fruftification pale red. Hoffm. /. 1.5. 



2. putredinis. Very thin, purplifh. W'gg. 



3. variegata. Variegated white and fkih-cr l"ur. Hag,t. \.f. i. 

 botryoides. Cruft and fruit deep green. Dill. t. 1. f 5. 

 cobhltiginea. Very broad, rofy. Jacq. t. 12. f. 1. 

 antiquiiatis? Very thin, deep black- Hoffm. t. ^.f $? 

 $egejlria? Thin, grey. Byffusfaxatilis. Linn, 



