APPENDIX I. 
557 
(ii.) About J of pan. ultra-axiUary. 
R. anglosaxonicus Gelert. Prk. strong. Prklets. many, 
•scattered. Lts. thick, greyish-felted beneath ; term, oval, 
]iarallel-sided, shortly pointed. Pan. with strongly ascending 
lew-flowered branches. 
For subsp. curvidens, vestitiformis, raduloides and setulosus 
see above. 
R. melanoxjilon ]SIuell. & Wirtg. Armature partly strong, 
1 lilt very variable. St. and pan.-rach. blackish-brown or dark 
imrplish-brown. Term. It. roundish-acuminate, with even 
ttiothing. 
2. Bas. Its. almost sessile in summer, with stalk becoming a 
little longer in autumn. {Adenophori suhcorytifolii Focke.) 
a. St. usually subglabrous. Sep. patent or erect on fall of 
))et. (Often sub-Koehlerian in armature.) 
R. infestus Weihe. St. high at first. Prk. mixed ; de- 
clining, falcate and hooked. Lts. pale and often felted beneath ; 
term, broadly ovate-acuminate. Pet. almost round. 
Var. virgultorum A. Ley. St. lower. Armature mixed ; 
Imt falcate and hooked prk. fewer. Lts. shorter, more nearly 
round. Pan. broad. Sep. ultimately refiexed. (Between 
R. infesttts and R. Borreri.) 
R. Lei/anus Rogers. St. shining, pale. Prk. short, de- 
clining. Lts. long-pointed, soft and often grey-felted beneath, 
sharply evenly toothed. Pan. much narrowed in the ultra- 
axillary top. (Subsp. of R. Drejeri. See below.) 
h. St. hairy, 
(i.) Sep. refiexed in fl. and fr. 
R. uncinatus P. J. Muell. Armature all slender. Lts. thin, 
usually rather softly hairy in exposure, greyish-felted beneath. 
Pan. narrow, cylindrical, very hairy, with prk. mostly falcate 
or hooked. 
(ii.) Fr.-sep. at first patent or erect. 
R. Borreri Bell Salt. St. almost prostrate, yellowish-brown. 
Prk. crowded. Acic. and stkd. gl. mostly small. Term. It. 
obovate-cuspidate. Pan. with broad rounded top and many 
unequal (chiefly sunken) stkd. gl. 
Var. dentatifolius Briggs. St. with fewer stkd. gl., furrowed. 
Lts. nearly oval, with very long gradually -acuminate point. 
R. Drejeri G. Jensen. St. fuscous, dull. L. 3 — 5-nate, 
concolorous. Lts. shortly pointed, roundish-obovate, with 
shallow rather irregTilar teeth, harsh beneath. Pan. long, lax, 
narrow. Often sub-Koehlerian in armature. 
(Subsp. Leyanus Rogers.) See above in Subsection a. 
Subsp. hibernicus Rogers. Leaf-toothing loose, sinuate, 
