The Scottish Naturalist. 



331 



of the Royal Botanic Garden (Edinburgh) by Ar. Bennett, F.L.S. and 

 Symington Grieve (pp. 1 10-1 1 ), includes Potamogeton prodongus Wulf., and 

 Carex flava, var. gauda, Gay, both from Hum, Cerastium arcticum, var. 

 Edmonstonii, Beeby, Alsine Air/a, var. foUosa Haitm., and Luzula maxima, 

 var. gracilis, Rostrup, all from Unst. 



A list of Plants observed in West Sutherland (108), by Archi- 

 bald Gray, with notes on the Flora, by Lionel W. Hinxman (pp. 220- 

 37), is an important contribution to the local Botany of Scotland. 



Note on the finding of Trichomanes radicans in Arran in 

 August, 1863, by W. B. Simson (pp. 35-38). 



Additional Note on the occurrence of Trichomanes radicans 

 in Scotland, by Rev. D. Landsborough (p. 39). 



List of Mosses and Hepatics collected in the Island of Rum, 

 Hebrides, during July, 1884, by Symington Grieve (pp. 111-14). 



On the Fructification of Sphacelaria radicans, Harv. and S. 

 olivacea, J. Ag. (pp. 77-78). The Marine Algse of Klie, with Map 

 of the district (pp. 156-73), and Notes on New and Rare Marine 

 Algce, gathered in 1887 (pp. 312-13), all by George W. Traill, are 

 valuable contributions to the records of the marine Algoe of Scotland. 



Remarks on Sphacelaria radicans Harv. and S. olivacea J. 

 Ag., by E. M. Holmes (pp. 79-82), discusses the relation of these and certain 

 other species of Sphacelaria that closely resemble one another. 



On the Monthly Increase in Girth of Trees in the Royal 

 Botanic Garden (Edinburgh) and at Craigiehall, near Edinburgh, 

 (pp. 51-64), and Observations on the Annual Increase of the same, 

 from 1886-87 (pp. 245-75 and pp. 390-410), both papers by David 

 Christison, M.D. 



Report on Temperatures and Open-air Vegetation at the 

 Royal Botanic Garden, Edinburgh, by Robert Lindsay, from July, 

 1886, to June, 1887 (pp. 121-32), from July, 1887, to June, 1888 

 (pp. 332-41), and from July, 1888, to June, 1889 (pp. 499-50S). 



List of Plants which flowered in the Rock Garden, at the 

 Royal Botanic Garden, Edinburgh, during 1887, with dates 

 when First Flowers opened (pp. 3 15-32), by Robert Lindsay. 



Australian and New Zealand Plants in Arran, by Rev. D. 

 Landsborough (pp. 21-29). 



There are several interesting paperson vegetable Morphology and Physiology, 

 which must be enumerated, though not referring usually to Scotch plants. 

 These are : — ■ 



On the Dimorphism of Flowers of Wachendorfia paniculata 

 (pp. 63-71), with a plate, and Note on the Fertilisation of Aspidistra 

 elatior by Slugs (pp. 495-97), both by John Wilson, D. Sc. 



On the Mechanism for Fertilisation in the Flowers of Bol- 

 bophyllum Lobbii, by Gustav Mann (pp. 104- no, with plate iii.). 



On the Leaves of Climbing Plants, by W. E. Fothergill, M.A. 

 (pp. 308-11). 



Heterophylly in New Zealand Veronicas, by Robert Lindsay 

 (pp. 242-45, with plates v. and vi. ). 



