CONVOLVULACE/;. XVI. Coxvorvurus. 
ing hairs; stems branched, prostrate; leaves oblong-lanceolate, 
acute ; sepals narrow, very villous ; peduncles usually 2-3- 
flowered. 2/. H. Native of the south of Europe, north of 
Africa, and of Tauria. Willd. spec. 1. p. 869. Bieb. fl. taur. 
i. p. 147. Smith, prod. fl. graec. 1. p. 135. Jacq. fl. austr. t. 
296.—Mor. hist. 2. p. 17. sect. 1. t. 4. f. 3.— Tourn. inst. p. 83. 
and 84. This species is readily distinguished from C. linedtus, 
C. saxátilis, and C. holosericeus, by the hairs being spreading, 
and by the narrow, very villous sepals. Corollas pale red. 
Var D, terréstris (Lin. spec. 224.) leaves linear, silky ; pedun- 
cles generally 3-flowered ; calyx hairy, mucronate. Y. H. 
Conv. terréstris, Dalech. hist. 1425. Bauh. hist. 2. p. 160. 
Var. y; stem erect. 20/. ^. H. Ait. hort. kew. ed. 2d. vol. 
1. p. 336. 
Cantabrian Bind-weed. Fl. Aug. Sept. 
o 1 foot, prostrate. 
18 C. PALv'srRis (Cav. icon. 6. p. 80. t. 600. f. 2.) stems 
lender, terete, erect, branched, pilose; leaves sessile, linear-lan- 
«eolate, hairy ; flowers solitary, minute, rather tomentose ; sepals 
ovate-lanceolate, villous. %.? S. Native of Mexico, in the 
vicinity of Acapulco, in marshy places. . Poir. suppl. 3. p. 465. 
Leaves an inch long, and a line broad. Peduncles bibracteate. 
racemose. Corolla yellow, rather tomentose outside, campanulate, 
5 times longer than the calyx, ending in 5 obtuse lobes or crenæ. 
Marsh Bind-weed. PI. 1 foot. 
19 C. Pe’rsicus (Lin. amoen. acad. 2. p. 341.) tomentose ; 
leaves oval, obtuse, on very short petioles; peduncles 1-flow- 
ered, length of leaves; sepals ovate: inner ones smaller. %. 
H. Native of Persia, on the shores of the Caspian Sea ; and in 
the sand, by the Euxine Sea, near Fanar. Willd. spec. 1. p. 
874. Desr. in Lam. dict. 3. p. 549. Bieb. fl. taur. 1. p. 148. 
— Gmel. sib. 3. p. 36. t. 7. Stems thickness of a writing-quill, 
terete. Stigmas linear, thickish. Corolla white. 
Persian Bind-weed. Pl. 1 foot? 
20 C.? rrine’rvis (Thunb. fl. jap. p. 85. Willd. spec. 1. p. 
860.) stems filiform, glabrous, simple ; leaves opposite, petio- 
late, ovate-oblong, glabrous, 3-nerved ; peduncles very short, 
generally 1-flowered, seldom 2-flowered. 1. H. Native of 
Japan. Leaves paler beneath. Sepals lanceolate-setaceous, 
glabrous, one-half the length of the corolla. Corolla purple. 
Stigmas capitate. A species of lpomoe"'a, or a distinct genus, 
with opposite leaves. 
Three-nerved-leaved Bind-weed. PI. tw. or erect. 
21 C. Amma’nni (Desr. in Lam. dict. 3. p. 549. Bunge, pl. 
chin. in mem. acad. petersb. 5. p. 46. Led. fl. alt. 1. p. 226.) 
plant clothed with silky hairs; stems procumbent; leaves 
linear, or oblong-linear ; peduncles 1-flowered, length of leaves, 
spreading; bracteas equal in length to the calyxes ; sepals ovate, 
acute. 2t. H. Native of Siberia, at the rivers Jenezee, 
Tscharysch, Kan, Ulegumen, and Tschuga, and througliout the 
Kerghisean steppe, and at Lake Baikal ; and of the north of China, 
in sterile, gravelly places. Willd. spec. 1. p. 870.—Amm. ruth. 
P- 5. no. 6.— Gmel. sib. 4. p. 95. no. 51. Peduncles furnished 
with 2 linear bracteas in the middle. Corolla marked by 5 silky 
dum outside, disposed in a stellate manner, white, with purple 
ines. 
Ammann’s Bind-weed. PI. 4 foot. 
22 C. spindsus (Lin. suppl. 137. Willd. spec. 1. p. 871. 
Bunge, enum. pl chin. in mem. acad. petersb. 5. p. 47.) 
shrubby ; the whole plant beset with white, glittering, silky 
hairs; leaves spatulate-lanceolate, or oblong, silky, sessile ; pe- 
duncles elongated, 1-flowered; floriferous branches erectish, 
spiny. bh. H. Native of Siberia, on sandy hills; at the river 
Irtysch; and of the north of China. Conv. fruticósus, Pall. 
itin. 2. p. 734. t. M. Stem branched at top; branches hori- 
Zontal, stiff, terminated each by a small, erect, whitish flower. 
Cit. 1680. Pl. 4 
285 
The rudiments of branchlets in the axils of the leaves, and 
branches are changed into spines. Plant somewhat flexuous, 
hardly climbing. Limb of corolla 5-cleft. 
Var. È; calyx quite glabrous. h. H. Native of Persia, 
Desr. in Lam. dict. 3. p. 548. Conv. spinósus, Burm. fl. ind. - 
e vee ae pee 
Spiny Bind-weed. PI. ^ 
23 C. rRAGAcANTHOIDzsS (Turcz. dec. p. 22. Choisy, in mem. 
soc. phys. gen. 6. p. 478.) shrubby; stems' diffuse, branched ; 
branches spiny at length ; leaves linear; flowers terminal, nearly 
sessile, bractless ; sepals ovate, abruptly acute, 3 times shorter 
than the corolla. b. H. Native of Mongolia, at Zzagan- 
Balgassu. Nearly allied to the 2 preceding, but differs from the 
first in the branches being at length spinescent, in the flowers 
being larger, and in the form of the sepals ; and from the second 
in the more dwarf habit, in the linear leaves, and in the flowers 
terminating the stems among the branches. Corolla purple. 
Tragacanth-like Bind-weed. Shrub. 
24 C. ny’strix (Vahl, symb. 1. p. 16. Willd. spec. 1. p. 
871.) shrubby, much branched, stiff, diffuse ; branchlets silky, 
spinescent; leaves sessile, oblong, silky ; flowers sessile, usu- 
ally solitary, rarely twin; calyx hairy; 2 outer sepals oblong, 
stiff, larger than the inner 3. Hh. G. Native of Arabia, at 
Dakhi. Conv. spinosus, Forsk. cat. arab. p. 106. no. 121. 
Leaves small. Bracteas 2, at the base of the calyx, oblong, 
acutish, reflexed. Corolla small, hairy. 
Porcupine Bind-weed. Shrub 1 foot. 
* * Flowers capitate, or umbellate. Shrubby or herbaceous 
perennial plants. 
25 C. cxEónuM (Lin. spec. 224.) stem shrubby, branched ; leaves 
lanceolate-obovate, clothed with silky tomentum ; flowers capi- 
tate on short peduncles; bracteas, some of them, as large as the 
leaves, and are, as well as the calyxes, hairy. h. F. Native 
of Spain, Crete, and Syria, and the Island of Samos, on rocks. 
Sibth. et Smith. fl. graec. t. 200. Curt. bot. mag. 459.—C. ar- 
génteus, Desr. in Lam. dict. 3 p. 552.— Tourn. inst. p. 84.— Mor. 
hist. 2. p. 11. sect. 1. t. 3. f. 1.— Barrel, icon. rar. 4. p. 470.— 
Boce. mus. 2. p. 79. t. 70.—Doryenium, Clus. hist. 2. p. 254. 
— Cneórum album folio argenteo molli, Bauh. pin. p. 463. Plant 
clothed with silky silvery down. Leaves sessile, attenuated at the 
base, mucronate. Corollas white or pale red, hairy outside. 
Widow- Wail-like Bind-weed. Fl. May, Sept. Cilt. 
Shrub 1-3 feet. 
26 C. saxa’riis (Vahl, symb. 3. p. 33.) very hairy; stems 
erect; leaves linear ; flowers capitate; sepals acuminated. Y. 
H. Native of Spain, on hills, France, Italy, Tauria. Bieb. fl. 
taur. 1. p. 146. Lepeyr. abr. p. 101. Conv. lanugindsus, Desr. 
in Lam. dict. 3. p. 551, exclusive of the syn. of Bocc. t. 70, and 
Barrel, t. 470. Conv. eneórum, Hablitz, taur. p. 147. Conv. 
pusillus, Pall. ind. taur.— Bocc. mus. t. 96. Tourn. inst. p. 84. 
Corolla white, purplish, and villous outside. Heads of flowers 
girded by 5 unequal leaves or bracteas. Stem clothed with 
white tomentum. 
Var, B, humilior (Roem. et Schultes, syst. 4. p. 295.) Conv. 
lanuginósus, 8, Desr. in Lam. dict. 3. p. 551. Conv. capitatus, 
Cav. icon. 2. p. 72. t. 189. descr. p. 97.— Tourn. cor. p. 1. 
Stem erect. 
Var. y; stems half a foot high, declinate. 2%. H. Conv. 
saxátilis, Bieb. fl. taur. 1. p. 147. Conv. Dorycnium, Pall. ined. 
Stone Bind-weed. Fl. Ju. Aug. Clt. 1796. PI. 3 foot. 
27 C. tana‘tus (Vahl, symb. 1. p. 16.) shrubby ; old branches 
leafless, sterile, spinose, rather villous; leaves lanceolate, ob- 
tuse, tomentose; flowers capitate, involucrated; sepals ovate- 
lanceolate. h.F. Native of Lower Egypt, on Mount Sinai ; 
1640, / 
