844 
255. Molucélla microphylla, Delile, fragm. fl. arab. petr. 10. f. 
2. Stems woody at the base. Branches divaricate or procum- 
bent. Corollas smaller than in B. rugosa. 
Rock Stinking Horehound. Shrub procumbent. 
11 B. Russetxta'na (Benth. lab. p. 597.) stems scarcely pu- 
bescent; leaves ovate, obtuse, quite entire, wrinkled, green 
above, and white beneath; whorls few-flowered ; limb of calyx 
short, spreading a little, with 6-10 acute or shortly mucronate 
teeth. h.? F. Native of Syria, Near Aleppo, Russell. Allied 
to -B. saxdtilis, but the leaves are all quite entire, and the 
branches less hairy. Leaves hardly half an inch long, cordate 
at the base, pubescent above. 
Russell's Stinking Horehound. Shrub. 
12 B. Hispra’nicum (Benth. lab. p. 597.) hairy ; leaves ovate- 
cordate: upper ones usually acute, or all are obtuse, rarely 
rounded, hairy on both surfaces, green or canescent beneath ; 
limb of calyx short, spreading a little, with 10 setaceously mu- 
cronate teeth. 2/.? H. Native of Spain, Sicily, and South of 
Italy. Marrdbium Hispánieum, Lin. spec. 816. Marrübium 
rupéstre, Biv. manip. 2. t. 1. Marrübium scrophulariefélium, 
Lag. Pseudodictámnus acütus, Moench, meth. p. 399. Mar- 
rübium saxátile, Rafn.—Bocc. mus. 2. p. 167. t. 122.— Barrel. 
icon. t. 797.— Herm. par. t. 201. Leaves usually 2 inches long, 
exactly cordate, crenated. Whorls 20-50-flowered, dense. Brac- 
teas and calyxes very hairy. Corollas like those of B. acetabu- 
lòsa. 
Spanish Stinking Horehound. Fl. July, Aug. Clt. 1714. 
P]. 2 feet. 
Secr. II, BArróra (see genus for derivation.) Benth. lab. p. 
597. Bracteas linear-subulate, soft. Limb of calyx 5-toothed. 
13 B. wicnA (Lin. spec. 814.) hairy or glabrous; leaves 
ovate, truncate at the base, green on both surfaces, more or less 
hairy; limb of calyx erectish: teeth dilated at the base and 
subulately mucronate at the apex. 27. H. Native throughout 
the whole of Europe, in waste places, in hedges, and by way- 
sides; also of Tauria and Caucasus; plentiful in Britain. Rchb. 
icon. bot. eur. 8. p. 30. t. 1773. Smith, engl. bot. t. 46. B. 
alba, Lin. spec. 814. B. foe’tida, Lam. fl. fr. 2. p. 281. Rchb. 
icon. bot. eur. 8. p. 30. t. 775. B. vulgaris, Link. B. borealis, 
Schweigg. Rchb. icon. bot. eur. 8. p. 30. t. 776. B. ruderalis, 
Spreng. fl. hal. p. 101. B. sépium, Paulet, in Pers. ench, 2. p. 
125. B. rubra, Schrad. Marrtbium nigrum, Ger. emac. 701. 
f. 1. Crantz, stirp. austr. p. 272.  Marrubiástrum, Riv. mon. 
irr. t. 65.—Sabb. hort. rom. 3. t. 35.—Blackw. 136.— Mor. 
hist. 3. p. 377. sect. 11. t. 9. f. 14. Stems, leaves, and calyxes 
green, sometimes nearly glabrous, but usually pubescent, rarely 
hairy, Whorls many-flowered, rather loose, the lower cymes on 
short peduncles. Limb of calyx very variable in form. In the 
species the stems are brown, and corollas purple: but in that 
variety called B. diba the whole plant is pale green, and the 
corollas white. The plant is recommended in hysterical cases. 
In opes it is an universal remedy in disorders incident to 
cattle. 
Black or Common Stinking Horehound. Fl. July, Sept. Bri- 
tain. Pl. 2 to 8 feet. 
14 B. unTICcErFÜLIA (Ostm. ex Rchb. icon. bot. eur. 8. p. 30. 
t. 774.) slender; leaves ovate, sharply and deeply serrated ; 
teeth of calyx erect, linear-setaceous, equalling the tube. 2, 
H. Native of Bohemia and Saxony, in waste places and on 
walls. Plant slender, green, less pubescent than B. nigra. 
Leaves exactly of Urtica ürens, the first ones cordate, ex Rchb. 
fl. germ. exc. p. 325. Perhaps only a variety of B. nigra. 
Nettle-leaved Stinking Horehound. PI. 3 to 4 feet, 
Secr. III, AcaxrHorna'siuM (from axay6oc, acanthos, a spine; 
LABIATA. LXXXVII. Barrora. 
and mpaciov, prasion, one of the Greek names of Horehound ; 
so called in allusion to the subulate spine-formed bracteas.) 
Benth. lab. p. 598.  Bracteas subulate, stiff; spine-formed. 
Limb of calyx 5-10-toothed. 
15 B. Pz'nsicA (Benth. lab. p. 598.) leaves cuneiform, toothed; 
bracteas spine-formed ; limb of calyx membranous, dilated, 
shortly 5-10-toothed. hk. G. Native of Persia. Molucélla 
Pérsica, Burm. fl. ind. p. 128. t. 38. f. 2. Branches simple, 
glabrous, whitish, with a single spine at each joint. Serratures 
of leaves spiny. Calyx regular, 5 cleft; segments obovate, sca- 
rious, with 3 mucrones. Corolla flattish, glabrous. 
Persian Stinking Horehound. .Shrub. 
16 B. rumsa‘ra (Benth. lab. p. 743.) canescent ; leaves oblong, 
quite entire, cuneated at the base ; bracteas spine-formed ; limb 
of calyx unequally and membranaceously dilated, somewhat 5- 
toothed. h.G. Native of the North East of India, on the 
mountains, in gravelly places near Pindaden Khan. Shrub much 
branched, younger branches villous. Leaves 3 to 1 inch long. 
Whorls distant, 6-flowered. Calyx very villous; limb with 5 
angles, and as many teeth between the angles. 
Limbate-calyxed Stinking Horehound. Shrub 2 feet. d 
17 B. sriNósa (Link, handb. p. 475.) leaves ovate, quite en- 
tire or deeply toothed, green on both surfaces ; whorls few-flow- 
ered; bracteas spine-formed, straight; calyxes hairy: limb 
erectish, with 5-10 teeth, which are dilated at the base, subulate, 
and subspinose ; galea of corolla very hairy. p. F. Native 
of Piedmont and Provence. Molucélla frutéscens, Lin. spec. p. 
821. Beringéria frutéscens, Rchb. fl. germ. exc. p. 325, Shrub 
branched; branches villous. Leaves scarcely an inch long. 
Whorls about 6-flowered, distant. 
Spinose Stinking Horehound. Shrub 1 foot. 
18 B. wrecriroua (Benth. lab. p. 599.) shrubby, pubes- 
cent; leaves ovate, quite entire, rarely with a few crenatures, 
green on both surfaces ; bracteas spine-formed, spreadingly re- 
flexed; limb of calyx dilated, spreading a little, 5-toothed ; 
galea of corolla nearly glabrous. 5. F. Native of the island 
of Cyprus. Molucélla frutéscens, Sibth. et Smith, fl. gree. 6. 
p. 568. Habit of B. spinósa, but the branches are longer, and 
the leaves usually entire, the spines stronger and usually re- 
curved. Corolla white, lined with purple. 
Entire-leaved Stinking Horehound. Shrub 1 to 2 feet. 
19 B. Fonska'urer (Benth. lab. p. 599.) leaves ovate, ser- 
rated; calyx campanulate, pubescent, with 5 subulate unequal 
unarmed teeth ; whorls remote, 10-12-flowered, involucra qua- 
drifid, with setaceous segments. h. F. Native of Arabia 
Felix. Phldmis alba, Forsk. fl. egypt. p. 107. Corolla white ; 
upper lip hairy. Habit of B. spinosa. 
Forskahl's Stinking Horehound. Shrub. 
+ Doubtful species. 
20 B. ortenra‘tis (Presl. del. prag. p. 80.) stem branched ; 
villous ; leaves cordate-roundish, toothed, wrinkled, clothed with 
hoary tomentum beneath; bracteas linear; calyx stiff, with 10 
spinose teeth; galea of corolla arched, crenulated. X. H. Na- 
tive of Asia Minor. Marrùbium orientàle, Spreng. syst. 
Eastern Stinking Horehound. PI. 
21 B. piésa (Lour. coch. p. 364.) leaves ovate, crenated, ef 
mentose ; whorls pilose; calyx 10-toothed. %- H. Native # 
Cochinchina. Stem pilose, branched. Corolla white. Teetho 
calyx reflexed. Upper lip of corolla entire, arched. Perhaps 
a species of Leücas. 
Pilose Stinking Horehound. PI. ? 
22 B. píscoron (Desf. ex Steud. nom. p. 99.) and 23. B. 
PARVIFOLIA (Desf, 1. c.) Nothing is known of these two plants 
but the names. 
