BOTANY HELMINTHOCLADIACEJE (continued) Acrochastium virgatulum, J. Ag. Torpoint, Looe, Padstow, Falmouth secundatum, Nag. Whitsand Bay, Looe, Penzance luxurians, Nag. Mount Edgcumbe Daviesii, Nag. Looe, Padstow, Fal- mouth, Penzance sparsum, Batt. Mount's Bay Nemaleon lubricum, Duby. Falmouth, Land's End, Scilly Isles multifidum, J. Ag. Whitsand Bay, Pridmouth, Padstow, Falmouth Helminthocladia *purpurea, J. Ag. Pen- zance, Whitsand Bay
- Hudsoni, J. Ag. Whitsand Bay,
Sennen Cove Helminthora divaricata, J. Ag. Whitsand Bay, Padstoui, Pridmouth, Falmouth, Penzance, Scilly Isles CHJETANGIACE.S: Scinaia *furcellata, Bivona. Torpoint, Pen- zance, Scilly Isles GELIDIACE.S: Naccaria *Wiggii, Endl. Mount Edgcumbe, Fowey, Falmouth, Penzance Pterocladia capillacea, Born. Mount Edg- cumbe, Lizard, Penzance Gelidium crinale, J. Ag. Padstow, Looe pusillum, Le Jol. Penzance aculeatum (Grev.) Pridmouth, Fal- mouth, Penzance, Scilly Isles var. abnorme, Batt. North Cornwall, Penzance pulchellum, Ktitz. Falmouth, Lizard, Penzance attenuatum, Thur., var. confertum, Batt. Falmouth corneum, Lamour. Padstow, Falmouth latifolium, Born. Fowey, Padstow, Falmouth, Penzance var. flexuosum, Batt. Mount Edg- cumbe, Newquay sesquipedale, Thur. Lizard, Scilly Isles GlGARTINACE-ra Chondrus crispus, Stackh. Looe, Padstow, Falmouth, Penzance {. virens, Turn. Cornwall (Batters) f. aequalis, Turn. Falmouth Gigartina *acicularis, Lamour. Penzance
- pistillata, Stackh. Whitsand Bay,
Padstow, Lizard, St. Ives, Penzance, Scilly Isles, H. 65 mammillosa, J. Ag., f. acuta, Good. & Woodw. Falmouth f. prolifera, Turn. Looe, Falmouth f. incurvata, Turn. Cornwall Phyllophora (?) Brodiei, J. Ag. Fa/mouth
- Traillii, Holm. & Batt. Mount Edg-
cumbe, Fowey, Falmouth, Lizard 87 GIGARTINACEJE (continued] Phyllophora palmettoides, J. Ag. Whitsand Bay, Padstow, Penzance Stenogramme *interrupta, Mont. Torpoint, Mount Edgcumbe, Penzance Gymnogongrus *Griffithsias, Mont. Mount Edgcumbe, Fowey, Padstow, Pen- zance Norvegicus, J. Ag. Boscastle, Talland Bay, Falmouth, Penzance patens, J. Ag. Padstow Actinococcus subcutaneus, Rosenv. Fal- mouth aggregatus, Schm. Penzance peltaeformis, Schm. Falmouth Callocolax neglectus, Schm. Falmouth, Penzance Colacolepis incrustans, Schm. Falmouth Sterrocolax decipiens, Schm. On Ahnfel- tia plicata Callophyllis laciniata, Ktttz. St. German's River, Looe, Falmouth, Lizard, Pen- zance RHODOPHYLLIDACE.E: Catenella Opuntia, Grcv. Fowey, Pen- zance Rhodophyllis bifida, Kdtz. Torpoint, Bos- castle, Padstow, Looe, Falmouth, Pen- zance var. incrassata, Harv. Falmouth, Scilly Isles
- appendiculata, J. Ag. Pridmouth,
Penzance SPHJEROCOCCACE.S: Sphaerococcus coronopifolius, Grev. Looe, Padstow, Pridmouth, Falmouth, Pen- zance Gracilaria *dura, C. Ag. Padstow
- compressa, Grev. Penzance
- multipartita, J. Ag. Whitsand Bay,
Torpoint Calliblepharis ciliata, Ktitz. Fowey, Pad- stow, Falmouth, Penzance jubata, Ktitz. Looe, Fowey, Falmouth, Scilly Isles var. dilatata, Holm. & Batt. Coast of Cornwall (Batters) RHODYMENIACE.S: Rhodymenia palmata, Grev., f. sobolifera. Padstow, Falmouth palmetta, J. Ag., f. acutifolia, Ktitz. Lizard f. discocarpa, Ktttz. Penzance f. flabelliformis, Ktitz. Padstow, New- quay, Pridmouth, Scilly Isles f. spathulata, Ktitz. Falmouth f. subdivisa, Ktitz. Newquay Nicaeensis, Holm. Pridmouth
- ligulata, Zan. Falmouth
Cordylecladia *erecta, J. Ag. Falmouth
