HELIANTHEMUM arabicum.
Arabian Sun-Rose.
Sect. V I I . F umana. Su p ra f o l . 16.
** F oliis alternis stipu la tis.
H. arabicum, caule suffruticoso hirsuto adscendente, rauiis virgatis,
foliis alternis ljneari-oblongis hirsutis subsessilibus, pedunculis so-
litariis unifloris suboppositifoliis ramealibus terminalibusve, caly-
cibus hirsutis. D C . p ro d r . 1. p . 275.
Helianthemum arabicum. P e rs . synops. 2. p . 80. n. 80. Spreng, syst,
2. p . 591. n. 61.
Cistus arabicus. L inn. spec. 745. W illd . spec. p i. 2. p . 1211. n. 79.
Void. symb. 2. p . 62. t. 35. S ibthorp Flor, grcec. t. 503.
Cistus ferrugineus. Lamarck d ie t. 2. p . 25.
Suffrutescent, very much branched: branches slender,
hairy, ascending, growing in a close compact tuft.
Leaves alternate, linearly oblong, taper-pointed, attenuated
to the base, nearly sessile, hairy. Petioles very short,
or scarcely any. Stipules ovate, taper-pointed, hairy, and
fringed. Peduncles solitary, opposite to a leaf, or terminating
the branches, twice the length of the calyx, slender,
and clothed with short hairs. Flowers saffron-coloured,
more or less tinged with purple at the back and
margins. Calyx of 5 sepals, thickly clothed with short
hairs; the two outer ones smallest, lanceolate, broadest
towards the base, taper-pointed, spreading, or the
points sometimes reflexed: inner ones ovate, acute, concave
inwards, 2 or 3-nerved. Petals 5, broadly obovate,
terminating iu a sort of point, very much imbricate at
the margins. Stamens numerous: filaments smooth, yellow,
unequal in length. Germen pubescent. Style smooth,
longer than the stamens. Stigma small, capitate, papil-
2 c
■