382 Transactions. — Botany. 



eorticatum (articulis perbrevibus vix dignoscendis) superne 

 dense lateraliter ramosum, fronde inferne indivisa, ramulis 

 prolificantibus vestita, ramis valde decompositis, ramulis corym- 

 bosa — subfastigiatis apicibus strictis vel (plerumque) divaricatis, 

 acutis, sphaerosporis in ramulis unilateraliter margine quasi 

 immersis et leviter protuberantibus, series longitudinales for- 

 mantibus." 



In habit the species is near to C. pusillum, from which it is 

 sharply differentiated by the position of the tetraspores. The 

 tetraspores of C. pusillum are verticillate and immersed round 

 the nodes. 



Order Cryptonemiaceae. 



401. Thamnoclonium clavijerum, J. Ag., Epic. Florid., p. 168. 



(= T. hirsutum, Harv., Phyc. Austr., tab. 293). 

 Foveaux Strait : R. M. L. 



Order Gigartinaceae. 



402. Dicranema grevillei, Lond. Bot. Zeit., 1845, p. 56. (J. Ag., 



Epic, Florid., p. 435.) 

 Foveaux Strait : R. M. L. 



403. Callocolax negleetus, Schmitz. (Batters, in " Annals of 



Botany," vol. ix., June, 1895.) 

 On Callophyllis hombroniana, Timaru : R. M. L. 

 This plant is probably sufficiently close to the English and 

 Continental species to be identified with it. 



Order Areschougiaceae. 



404. Thysanocladia laxa, J. Ag., Epic, p. 288. 

 Foveaux Strait : R. M. L. 



405. Areschougia laurencia, Hook, and Harv., Lond. Journ., vi., 



p. 409. (J. Ag., Epic. Florid., p. 282.) 

 Foveaux Strait : R. M. L. 



Order Rhodymeniaceae. 



406. Plocamium hookeri, Harv., Alg. Ant., p. 9. (J. Ag., Epic, 



p. 337.) 

 Macquarie Islands : A. Hamilton ! 



407. Plocamium procerum, J. Ag., Epic. Florid., p. 247. 

 Foveaux Strait : R. M. L. 



This plant is possibly included in P. corallorhiza, Fl. Nov. Zel. 



408. Phacelocarpus alatus, J. Ag., Epic, p. 399. 

 Foveaux Strait (?) : R. M. L. 



409. Curdicea engelharti, J. Ag., Spec. Alg., vol. iii., part 4, p. 105. 

 In large quantities at Akatore, on the coast of Otago, but 



seen nowhere else : R. M. L. 



