Tas, 5942, 
LITHOSPERMUM PETRAUM, 
Native of Dalmatia. 
Nat. Ord. Boracinea.—Tribe. Lirnospermem. 
Genus Lirnosrermum, Linn. (A. DC. Prodr., vol. x. p. 78), 
Tirtosperuum petreawm; fruticulus diffusus ramosus pilis brevissimis 
adpressis incanus, foliis lineari-oblongis linearibusve obtusis v. subacutis 
marginibus recurvis subtus incano-sericeis, racemis cymosis junioribus 
subcapitatis, calycis sericei lobis subulato-lanceolatis, corolla glabra 
tubo cylindrico calyce duplo longiore, lobis brevibus obtusis erectis, 
antheris exsertis, nuculis ovoideo-attenuatis brevissimis. 
Littiosrermum petreum, A. DC. Prodr., vol. x. p. 82; Regel Gartenfl. vol. 
iii. p. 104. 
L. rosmarinifolium, Reichb. Fl. Excure., vol. i. p. 837 (non Tenore). 
Ecutum petreum, Urattenich ex Visiani Fl. Dalmat., p. 84; Host. Pl. Aust., 
vol. i. p. 241 (evel, syn. Tourn.); Lindl. Bot. Reg., 1843, t. 26. 
A perennial hardy herbaceous rock-plant, native of 
Dalmatia, whence it was originally introduced into England 
by General Baron Von Welden, and flowered in a cool green- 
house of the Royal Horticultural Gardens in April and May, 
1845. There Dr. Lindley describes it as ‘‘ the gayest little 
a possible, with neat green leaves, stiff stems, and pale 
lue flowers, which are pink before they open.” The figure 
in the Botanical Register represents a much broader-leaved 
at than that here figured, which was grown in Mr. 
ackhouse’s Nursery at York, and precisely accords with 
native specimens, in the Kew Herbarium, collected by Dr. 
Alexander Prior, F.L.S., near Ragusa, in 18438, and others 
from Professor Visiani, collected in 1832. Owing, no doubt, 
to its easily damping off, it had long disappeared from culti- 
vation in England, till re-introduced through those inde- 
fatigable horticulturists, the Messrs. Backhouse, to whom 
DECEMBER Ist, 1871. 
