08 SKA .\fOSSES. 



III. FRONH NAKkoW, COMI'kJ:SSKl) OR FI^TTEKEI>. 



Frond forktcl or hninrhed. thirk. tough, one 

 to two feci lon^'. •• R(K:kwccd." Fuius. 



IV. rkOM> HUHJRM <»R lUkFAPUKF. 

 I. Frond Unlritriihtti. 

 Frond four lo six inthcs long. Sometimes 

 inditoi and ronstrictol ; alwa)'s i ovcrctl 

 Willi minute dark dots. C olor. yellow 

 olive. Asl^rococ<ui. 



Ix^ng, ten to twenty feet, cb>lic, muj h at- 

 tenuated at earh end. Chorda. 

 2. I'rond DranchfJ. 

 (j.) Hramhes mostly simple. 

 Ixjng in i»ro|>ortion to nuin stem, i>arts as br •■ 

 as lutk thread. Color l.brk. Chordaria. 

 Short in pro|*ortion to main stem. 



olive or full green. Cas/agnra, 



(b.) Hranrhes, naked, divided and subdivided. 

 Stem and branches re|Kate<lly forkin. ' lor, 

 yellowish olive, dotte<l over willi minute 

 dark colored warts, frond six inches high. 



Stiiophora, 

 Frond one to two feet long, inlrirately 

 branched; branches at last very small. 



DUtyoiiphon. 



