106 



HELIANTHEMUM mutabile /3 roseum. 

 Rose-coloured changeable Sun- Rose. 



Sect. IX. EUHELIANTHEMUM. Suprafol. 7. 



** Petalis albis, roseis, rubris vel dilute sulphureis. 



H. mutabile, caule suffruticoso, ramis procumbentibus tomentosius- 

 culis, foliis planis ovato-oblongis acutiusculis supra glabris subtus 

 levissime tomentosis pallide cinereis, stipulis pilosiusculis petiolo 

 subaequalibus vel longioribus, calycibus striatis glabriusculis. DC. 

 prodr. 1. p. 283. 



Helianthemum mutabile. Pers. syn. 2. p. 79. Willd. enum. 2. p. 571. 

 Link. enum. 2. p. 77. Spreng. syst. 2. p. 574. Swt. hort. brit. p. 36. 



Cistus mutabilis. Jacq. ic. 1. t. 99. Misc. 2. p. 340. 



a album, floribus albis. 



roseum, floribus roseo-rubris minoribus. Supra. 



Stem suffruticose, much branched : branches procum- 

 bent, spreading round in all directions, clothed with a 

 thin tomentum. Leaves opposite, flat, ovately oblong, 

 scarcely acute, the lower ones roundest and bluntest, 

 the upper side green and glossy, rough, the roughness 

 occasioned by minute tubercles on which the hairs are 

 seated : underneath clothed with a thin grey tomentum. 

 Petioles short, hairy. Stipules narrowly lanceolate, acute, 

 fringed with longish hairs, lower ones about the length 

 of the petioles, the upper ones about double the length. 

 Racemes terminal, several-flowered, nodding before ex- 

 pansion, afterwards becoming erect. Bractes lanceolate, 

 fringed with long hairs. Pedicles clothed with a thin 

 tomentum, nodding before the flowers expansion, erect 

 when in bloom, afterwards reflexed. Calyx of 5 sepals, 

 the two outer ones very small, oblong, obtuse, spread- 

 ing, thickly clothed with long hairs : the three inner 



