58 
Gen. Striaria, Grev. 
S. attenuata, Grev. 
Fig.: Harvey I, 42. 
District: Port Erin. 
Notes: Single record. Cast up in Summer bearing unilocular 
sporangia. 
Gen. Punctaria, Grev. 
P. plantaginea, Grev. Frequent. 
Fig.: Harvey I, 44. 
District: Port Erin; Port St. Mary; Castletown. 
Zone: M.T. zone to L.W.O.N.T. in pools. 
Occurrence: Pseudo-perennial, maximum in Spring. 
Reproduction j eer and plurilocular sporangia from April 
to July. 
Notes: First appears as small plants on the limpets in January ; 
attains maximum size in early Summer, disappearing in 
August. 
P. latifolia, Grev., var. genuina, Batt. Not common. 
Fig.: Harvey 1, 43. 
District: Port Erin; Port St. Mary; Castletown; Douglas Bay 
(Talbot). 
Zone: H.W.O.N.T. to M.T. zone. 
Occurrence: Annual, Summer. 
Reproduction: Unilocular and plurilocular sporangia in Spring. 
Notes: Generally occurs in shallow pools on gently sloping shores 
and on protected ledges. 
P. tenuissima, Grev. Not common. 
Fig.: Harvey I, 45. 
District: Port Erin; Port St. Mary; Douglas Bay (Brady). 
Zone: M.T. zone and below. 
Occurrence: Summer, Annual. 
Deze Bia : Summer; unilocular sporangia appearing at the end of 
ay. 
Notes: Generally found epiphytic on Chorda filum. 
Fam. SCYTOSIPHONACEAE. 
Gen. Phyllitis, Kiitz. | 
P. zostevifolia, Rke. Rare. | 
Fig.: None available. | 
District: Port Erin; Port St. Mary; Perwick Bay. | 
Notes: Recorded by R. J. Harvey-Gibson. No data available. 
P. fascia, Kitz, var. genuina, Batt. Frequent. | 
Fig.: Harvey I, 29 [as Laminaria fascia]. | 
District: Port Erin; Port St. Mary; Castletown; Douglas Bay 
(Talbot). 
Zone: M.T. zone. 
Occurrence: Pseudo-perennial, maximum occurrence in Winter. 
Reproduction: Plurilocular sporangia January to March. 
Notes: Appears in the mid-tide pools early in November ; disappears 
beginning of April; probably migrates to deeper water 
during Spring and Summer. Common in certain localities. 
