THE ROYAL BOTANIC GARDEN, EDINBURGH. 145 
(e) 8. Martensii, var. congesta, A. Br. (Z. ramosum, com- 
pactum, Hort, Rollison.) 
The supposed hybrid Selaginella raised by Mr. Scott, and de- 
scribed in the Botanical Society's Transactions, is a cross be- 
tween S. Martensii, var. normalis, and S. Martensii, var. com- 
pacta (Danielsiana, Hort.). 
There are also variegated specimens of the S. Martensii in 
cultivation. 
15. Selaginella atroviridis, Spr. A very handsome dark- green 
species introduced from Borneo by Messrs. Veitch and Sons. 
Redivivse.— "Ends of the upper or lower tranches flag elliform or 
bulbiferous. 
16. Selaginella ciliata, A. Br. (S. JVarszewicziana, Hort, Berol.) A 
South American species, not in cultivation in this country. 
17. Selaginella increscentifolia, Spr. Also from South America, 
but not in cultivation here. 
7- Proceed. Surculi ascending, erect, or climbing; of indefinite length; 
branches definite, frondiform, at the base (or at opposite side) so- 
boliferoas. 
* Erect a. 
18. Selaginella inaquali folia, Spr. An East Indian species, ap- 
parently rare in collections. 
** Scandentes. 
y. Selaginella laevigata, Spr. A very common species from 
the East Indies, known as S. c&sia arborea. It resembles S. 
ca?sia in the colour of the frond, but in no other particular. 
*• Caulescentes.— Surculi erect, rooting at the base, and sending off 
kypogeal or epigeal stolons; beloiv, simple; above, branching and 
expanding in the form of a frond of definite shape. Leaves on the 
primary axis often homomorphous. 
u - Selaginella caulescens, Spr. A handsome species from the 
West Indies. A small variety, /?. mi/tor, in Hort. Kew. 
•*• Selaginella Japonica, Moore, Hort. Chels. (S. involve**, 
Hort., not Spring.) This species was sent home from 
Japan by Mr. Fortune, and is in cultivation under the 
name S. invohens. It belongs apparently to the Caules- 
centes. It is a small fine-leaved species, with the spikes of 
