XXV1 SYNOPTIC CATALOGUE OF 
309, obtusa, Zamex. (J. Ag. Sp. Alg. ii. p. 750.) 
Has. King George’s Sound and Cape Riche, WM. H. MH. Tasmania. 
(Atlantic and Mediterranean coasts of Europe. East coast, North Ame- 
rica.) 
309a, obtusa, var. regia, /Zarv. ; purpurea, ramis primariis indivisis filiformibus, 
secundariis brevibus patentibus, ramulis inferioribus fasciculato-corymbosis. 
L. regia, Harv. mss. in Austr. Alg. Exsice. n. 237. 
Has. Princess Royal Harbour, King George’s Sound. 
309), obtusa, yar, majuscula, //arv. ; fronde sanguinea crassiore elata (6-8 
uncias longa) densissime composito-pinnata, ramis ramulisque brevibus cre- 
berrimis. Lawrencia, Harv. Alg. Exsice. n. 236. 
Has. Onrocks. Rottnest Island, Western Australia. King George’s 
Sound. Cape Shank, Bass’s Straits, Ads. Barker. 
310. arbuscula, Sond. (J. Ag. Sp. Alg. i. p. 769.) 
Has. Western Australia, Preiss / [Species valde dubia.] 
311. eruciata, Harv. ; livido-purpurea, cespitosa; fronde terete rigida quoquo- 
versum ramosa, ramis ramulisque patentissimis oppositis verticillatisve raro 
alternis, ramulis junioribus cylindraceis truncatis, fructiferis verrucoso-glan- 
dulosis. Harv. in Trans. R. I. Acad. xxii: p. 544. 
Has. On stems of Cymodocea antarctica, Rottnest, Western Australia. 
Twofold Bay, Dr. Mueller. [Known from ZL. obtusa by its colour and 
much greater rigidity, ete. It scarcely adheres to paper under pressure. | 
**%* Pyonde compressa v. complanata, distiche pinnata. 
312. botryoides, Gail, (PuaTe CLXXXII.) 
Has. South coast, from Port Fairy to Bass’s Straits. Tasmania. 
312a. botryoides, yar, minor ; fronde graciliori, ramulis brevioribus, corymboso- 
glandulosis. L. papillosa, Harv. Alg. Austr.-Exsicc. n. 240, non Grey. 
313. elata, Harv. (Ner. Austr. t. 33.) 
Has. West and south coasts of Australia. Tasmania. (New Zealand.) 
813a. elata, var, luxurians, Harv. ; ramis superioribus complanatis creberrime 
bi-tripinnatis, pinnulis latiusculis flaccidis roseis. 
Has. Fremantle, Western Australia, and King George’s Sound. [Much 
more plumose than the ordinary form, of brighter colour and softer sub- 
stance. But intermediate states connect this with the typical form, figured 
in Ner. Austr. ] 
314. Grevilleana, Harv. (PLATE XV.) 
Has. Reefs at Rottnest Island, Western Australia. 
315, distichophylla, J. 4g. (J. Ag. (?) Sp. Alg. ii. p. 762.) 
Has. Western Australia, rare. (New Zealand.) 
LXXX. LOMENTARIA, Lyngbye. 
316, zostericola, //arv.; fronde pusilla (1—2-unciali) paniculatim ramosa am- 
bitu ovata, caule basi inconspicue articulato supra toruloso, ramis ramu- 
lisque patentibus suboppositis v. verticillatis (mune sparsis) obtusis articu- 
lato-constrictis, articulis diametro brevioribus v. subzequalibus, ceramidiis 
globosis sparsis vy. aggregatis. Harv. in Trans. R. I. Acad. xxii. p. 545, 
Has. On leaves of Zostera, at Rottnest, Western Australia. 
