482 Scientific Proceedings, Roijal Duhlin Society. 



H. quadrangnlum Linn. — Seeds (1910) planted on 8tli October, 1910. On 

 13th July, 1911, none had germinated, and more seeds were sown. On 

 6th January, 1912, several had germinated. On 8th May, 1912, another 

 had germinated ; and on 8th June, 1912, four more had germinated. 



Cotyledons elliptical, tapering at the base, scarcely petiolate, obtuse, 

 entire, glabrous, l-l|mm. by fmm. 



HiPPURIDACEjE. 



Hippitris vulgaris Linn. — Seeds (1910) planted on 19th April, 1911. On 11th 

 November, 1911, none bad germinated. 



Labiate. 



Ballota nigra Linn.— Seeds (1910) planted on 12th July, 1911. On 28th 



October, 1911, none had germinated. 

 Galeopsis Tetrahit Linn. — Eight seeds (1910) planted on 10th October, 1910. 



On 23rd September, 1911, none had germinated. 

 Lamitim amplexicaule Linn. — Seeds (1910) planted on 18th April, 1911. On 



13th July, 1911, none had germinated, and more seeds were sown. On 



28th October, 1911, none had germinated. Seedlings found in 



Co. Dublin on 27th May, 1911. 



Cotyledons petiolate, blade subrotund, cordate at the base, slightly 



mucronate, otherwise entire, glabrous. Petiole 7-9 mm. long, blade 



4-6 mm. by 3|-4 mm. First leaves petiolate, hairy, with rotimdate, 



serrate blade. 

 L. purpuveiun Linn. — Seedlings obtained in Co. Dublin on 10th September, 



1910, and at Murrough of Wioklow on 13th May, 1910. 



Cotyledons petiolate, blade orbicular, cordate at the base, with entire 



or lightly wavy margin, glabrous. Petiole 7-9 mm. long, hairy, blade 



4|-7 mm. by 4|-7 mm. First leaves orbicular crenate. 

 Origanum vulgare Linn. — Seeds (age uncertain) planted on loth July, 1911. 



On 28th October, 1911, none had germinated. 

 Prunella vulgaris lAnn. — Seeds (1910) planted on 12th July, 1911. On 14th 



October, 1911, two had germinated. 



Cotyledons petiolate, blade subrotund, entire, obtuse, glabrous. 



Petiole hairy, 2 mm. long, blade '6 mm. by 3 mm. 

 Salvia Verheaaca Linn. — Seeds (1910) planted ou 6th October, 1910. On 



19th November, 1910, many had germinated. 



Cotyledons petiolate, blade subreniform-rotundate, entire, obtuse, 



glabrous. Petiole hairy, 6 ram. long, blade 5 mm. by 6 J mm. 



