ALABASTRA DIVERSA 407 
a plant, gathered during the olghioenad century, which has eluded 
the search of subsequent collecto 
Bornmiiller’s No. 4167, ‘inch ig 8. Russellit var. 8 in all respects, 
was distributed as S. Bornmiilleri Hausskn., a name which, unless 
I err, has not been published, at least I can find no reference to its 
publication. Anyway, I am of opinion that, S. Russellii var. 8 being 
so different from typical S. Russellit, Haussknecht’ s name should oe 
used for the former plant, which, in fact, occupies a middle pone 
baween S. verticillata and S. Russellit, as it possesses the flowers of 
the one and the foliage of the ones ‘and the three species aa bs 
briefly distinguished as follow 
one pcs lyrata. Calyx bona comparate 
us. Corolla calycem bene excedens . S. verticillata. 
Folia hones. Calyx et corolla S. verticillate . 8S. Bornmiilleri, 
Folia oblonga. Calyx cite 36 brevis. 
orolla calycem camiciaeea exceden . S. Russellii. 
On laying moistened corollas of S. Bonito and S. Russellit 
side by aids; the following points may be n 
. Bornmiilleri.—Calyx 0:6 cm. long, its aeouics teeth deltoid- 
acuminate nearly 0°15 cm. long. Corolla-tube 0°8 cm. long; upper 
lip 0-4 cm. long; lateral lobes much shorter than mid-lobe of 
lower ces 
S. Russellit. a 0-4 cm. long, its anterior teeth shortly subu- 
late, barely 0°1 cm. long. Corolla-tube 0°5 cm. long ; upper lip a 
little over = 2 cm. long ; ; lateral lobes of lower lip nearly as long as 
the mid-lo 
a IMPERFECTLY KNOWN SPECIES OF depen 
Since Anderson’s time no one has quite known 
these plants, and Mr. Clarke, who has recently dealt with them in 
Tropi ‘te hile referring one of them to a 
the Flora of Tropical Africa, while g se sopapatied ‘= 
ly known species at the end 
ba 
very scra and, h in one case ther a flower in 
REN T did not feel justified in asking for iaye % dissect it. : 
spite of this, however, I think the conclusions here stated are trust- 
wo ga ; 
- Mr. Clarke refers this to my B. alata, 
ald’ appeal - .. wrong, & Ithough the two species are 
ief peculiarities of B. lancifolia 
es, its narrower and more rigid 
, above all, in the rhe diferent 
corolla, which has, as Anderson described it, a tube remarkably 
plinst for its biseailih, being oe cm. rem 
wide 
base suddenl ening to cm., an 
throat it eke upwards of a centimetre across. The tube of 
enter 
