283 
of analysing herbarium specimens so great; the flowers must be 
moistened, dismembered under water on the stage of the microscope, 
and the organs laid out with every fold and wrinkle flattened ; 
these should then be secured on slips of gummed paper and placed 
} f : 
CLAVIS SPECIERUM, 
A. Inflorescentia simpliciter pedicellata :— 
ia omnia alterna :— 
: Folia serrata ; capsula tomentosa. 1. LZ. Balsamina, L. 
Folia inferiora opposita, superiora 3-14-natim verticillata :— 
Flores normales :— 
Folia fere omnia 3-10-natim verticillata ;  verticill 
perplurimi, caule elongato seriatim dispositi; folia 
lanceolata, 2. I. polyactina, Hk. f. 
Folia superiora tantum verticillata :— 
erticilli-superiores basi glandulis inter- vel infra- 
petiolaribus setaceis raro pulvinatis aucti (vide 
etiam I, Klemmeana, Hk. f.) :— 
Folia subtus glaucescentia vel albescentia :— 
Folia 6-15 em. longa, ovato-lanceolata, spinuloso- 
serrulata, utrinque 6-8-nervia ; flores 5-7 cm. i 
expansi ; sepala lanceolata, 8-10 mm. — 
3. I. Burkei, Hk. f. 
Folia 8-15 em. longa, ovata vel oblongo-lanceolata, 
subintegerrima, utrinque 5-7-nervia; flores 
4—5 em. expansi; sepala ovata, 4-5 mm. longa. 
4. I. Merriilti, Hk. f. 
Folia 6-10 cm. longa, ovata, basi longe ciliata, 
utrinque 7-9-nervia; flores 2-2°3 cm. expansi ; 
sepala lanceolata, 8-10 mm. longa. 
5. I. Hutchinsoni, Hk. f. 
Folia 10-13 em. longa, longe petiolata, oblonga, 
crenulata setulis interjectis, utrinque 7—9-nervia; 
flores ad 2 cm. expansi; sepala lineari-lanceolata, 
12-14 mm. longa. 6. I. Clemensae, Hk. f. 
Folia 5-8 em. longa, longe petiolata, ovato-oblonga, 
subcrenulata setulis interjectis, — 5-6- 
nervia ; flores ad 2 cm. expansi ; sepala ovata, 
7. I. biganensis, Uk. f. 
Folia concoloria :— 
Folia 3-7 cm. longa, ovata vel ovato-lanceolata, 
fere integerrima, utrinque 5-6-nervia ; glandulae 
interpetiolares capillares ; flores 2-2°5 cm. ex- 
nsi ; sepala late ovata, longe pilosa, 5-7 mm. 
heute 8. J. caviteana, Hk. f. 
13890 A2 
