Herbarium catalogue

27 L/P mtat ann Syme E. B. xi. t. 1741. Spread as a weed throughout Europe except the extreme north, and not given by Nyman (Consp.) for Greece or Turkey. Tt occurs throughout the cultivated areas of the world, as in South Africa, South Australia, Victoria, New Zealand, Beluchistan, Punjab, Sikkim, W. Tibet, N. Africa, Egypt, Canaries, North America— common. Wild Oat. This is very like the cultivated Oat, A. sativa, but the panicle is larger, usually more spreading, the florets all awned, the inner glumes| shortly bifid, the lower pales darker, more hairy and more strongly| nerved, the axis more brittle, so that the florets disarticulate more readily than in either strigosa, sativa, or sterilis. The latter! species has much longer spikelets (in this they are 18-28 mm, long), and the rachilla is tough and glabrous between the glumes First sat A troublesome weed, Berw., Johnston, V.H. 217, 1853 Galashiels, Selk., I. M. H., October 1908. See Zr. Bot. Soc] Hdin. 43,1909. By the side of the Gala within the burgh of Galashiels, and also near its junction with the Tweed, Selk. Flowering August to October. As the above is a frequent corn- field weed in Britain it should be stated that I. M. H. extracted) seeds of A. fatua from Tasmanian wool and raised plants from| them. A very pale-glumed plant, var. albescens, was also found by I. M. H. at Galashiels. The more common plant of Tweedside shingle is the var. pilosissim: S. F. Gray, in which the lower pales are densely clothed with hairs from the base to the insertion of the awn. MISS I. M. RMAYWARD, ‘PRESBATED 1940 ROYAL BOTANIC GARDEN wi —£00861121 HERBARIOM @y 3 ‘ Ps ® n 2 mS = ro) = > roy re) 3)