688 



LABIATE. XV. HYPTIS. 



&c. Stems rising from a woody base. Leaves 2-3 inches 

 long. Corolla small, dirty purple, hardly downy, about equal 

 in length to the tube of the calyx. 



Naked-stemmed Hyptis. PI. 2 to 3 feet. 



8 H. SERI'CEA (Benth. lab. p. 79.) stems simple, clothed with 

 silky wool, almost leafless at top ; leaves nearly sessile, ovate, 

 obtuse, almost quite entire, thick, nerved, clothed with silky 

 wool on both surfaces ; heads globose, densely many-flowered, 

 on short peduncles, racemose ; bracteas subulate, about equal in 

 length to the heads ; calyx tubular, clothed with silky wool, 

 with subulate teeth, which at length spread a little, j/ . S. 

 Native of the South of Brazil, Sello. Stems many from a 

 perennial base. Leaves approximate towards the middle of the 

 stem, 2 inches long. Corolla exceeding the calyx. Genitals 

 exserted. 



Silky Hyptis. PI. 2 feet. 



9 H. UNCINA'TA (Benth. lab. p. 80.) branches clothed with 

 rufous tomentum ; leaves nearly sessile, ovate-oblong, serrately 

 crenated, roundly cuneated at the base, rather scabrous above, 

 hispid, but clothed with rufous tomentum on the nerves be- 

 neath ; heads globose, densely many-flowered, axillary, sessile ; 

 bracteas lanceolate, about equal in length to the heads, subulate 

 and hooked at top ; calyx campanulate, with stiff, subulately 

 awned, hooked teeth. Q.? S. Native of Peru, Ruiz, et Pav. 

 Throat of calyx clothed with rufous wool inside. Corolla rather 

 shorter than the calycine teeth. 



Hooked-ca\yx.ed Hyptis. PI. 2 to 3 feet. ? 



10 H. HIRSU'TA (H. B. et Kunth, nov. gen. amer. 2. p. 318. 

 1. 161.) branches clothed with rufous hairs ; leaves sessile, or on 

 short petioles, oblong-ovate, cuneated, and narrowed at the 

 base, erosely crenated, wrinkled, villous ; heads sessile, glo- 

 bose, densely many-flowered ; bracteas lanceolate, about equal 

 in length to the calyx ; calyx hispid, with lanceolate-subulate, 

 stiff teeth, which at length spread a little ; achenia wrinkled. 

 O- ? S. Native of New Andalusia, in arid places on Mount 

 Tumiriquiri, Humb. et Bonpl. ; Brazil, in the province of Minas 

 Geraes, &c., Mart. Sello. Branches tetragonal. Heads sessile, 

 or on short peduncles, the whole forming an interrupted raceme. 

 Corolla hispid outside, a little.longer than the calyx. Genitals 

 a little exserted. 



Hairy Hyptis. PI. 2 to 4 feet. ? 



SECT. IV. PLAGIOTIS (from irXaytoc, plqgios, transverse ; and 

 oi/c oirof, ous otos, an ear.) Benth. lab. p. 80. Heads axil- 

 lary, pedunculate, globose, densely many-flowered. Bracteas 

 numerous, adpressed, ovate. Fructiferous calyx inflated at the 

 base, elongated, with an incurved mouth, and short, ovate, un- 

 equal teeth. Habit of species unlike the rest. 



11 H. ODOHA'TA (Benth. lab. p. 81.) stems clothed with rusty 

 tomentum ; leaves on short petioles, oblong-elliptic, crenated, 

 rounded at the base, scabrous above, and tomentose beneath ; 

 heads globose, densely many-flowered, paniculately much 

 branched ; calyx villous, elongated in the fructiferous state, 

 incurved, with an oblique, shortly 5-toothed mouth. Tj . G. 

 Native of Peru, Ruiz, et Pav. A shrub with the habit of a 

 species of Buddlea. Leaves 2-3 inches long. Calyx tomentosely 

 hispid. Corolla a little exserted. 



Sweet-scented Hyptis. Shrub. 



12 H. ULIGINOSA (St. Hil. mss. ex Benth. lab. p. 81.) her- 

 baceous, small, glabrous ; leaves sessile, lanceolate, acute, ser- 

 rated, cordately stem- clasping at the base; peduncles axillary, 

 simple ; heads small, globose, dense ; bracteas ovate, about 

 equal in length to the heads ; fructiferous calyx inflated at the 

 base, with a contracted, oblique mouth, and very short, unequal 

 teeth. 2/.? S. Native of Brazil, in the province of St. Paul, 

 in boggy parts of woods. Habit of Graliola. Stem nearly 



simple. Leaves J to 1 inch long. Lower peduncles shorter 

 than the leaves. Corolla minute. 

 Bog Hyptis. PI. 5 to | foot. 



SECT. V. CY'UTA (from tcvproe, cyrtos, a curve, in allusion 

 to the curved apex of the fructiferous calyx.) Benth. lab. p. 

 81. Heads axillary, pedunculate, globose, densely many-flow- 

 ered. Bracteas numerous, adpressed, subulate. Fructiferous 

 calyx elongated, recurved at top, with subulate teeth. " The 

 first species of this section come very near the second and third 

 divisions of Cephalohyplis ; the four latter only differ from C'y- 

 anocephalus in the ripe calyxes being recurved at the ex- 

 tremity." Benth. 1. c. 



13 H. RECURVA'TA (Poit. ann. mus. 7. p. 407." t. 28. f. 2.) 

 stem herbaceous, erectish, villous ; leaves on short petioles, 

 ovate, crenated, rounded at the base, or subcordate, wrinkled, 

 villous : upper ones small, nearly sessile ; heads globose, 

 densely many-flowered, on long peduncles ; receptacle naked ; 

 bracteas subulate, about equal in length to the calyxes ; fructi- 

 ferous calyx tubular, villous, recurved, with a truncate mouth, 

 and subulate teeth. 2/ . ? S. Native of America, within the 

 tropic, in various places. H. macrocephala, Bert. mss. Angles 

 of stem acute, rough. Leaves hardly an inch long. Teeth of 

 calyx purplish. Corolla pale yellow. 



Far. /3, hirsittior (Benth. lab. p. 81.) stem and leaves more 

 densely hairy. I/ . ? S. Native of Brazil, in the province of 

 Minas Geraes. 



Var. y, grandifolia (Benth. 1. c.) leaves twice the size of 

 those of the species, membranous, and green like the rest of the 

 plant. I/ . ? S. Native near Rio Janeiro. 



Recurved-calyxed Hyptis. Fl. July. Clt. 1820. PI. 4 to 

 6 feet. 



14 H. PALUDOSA (St. Hil. mss. ex Benth. lab. p. 82.) herba- 

 ceous, clothed with soft, silky villi ; leaves on short petioles, 

 ovate, acute, serrated, roundly cuneated at the base, wrinkled, 

 clothed with soft villi, canescent beneath ; heads globose, densely 

 many-flowered ; peduncles 2-3 times longer than the heads ; 

 bracteas subulate, adpressed, about equal in length to the 

 calyxes ; receptacle naked ; fructiferous calyx tubular, downy, 

 recurved, with a somewhat dilated mouth, and lanceolate-subu- 

 late teeth, i;. ? S. Native of Brazil, in many places by the 

 sea-side. Flowers white. Nearly allied to H. recurvata. 



Marsh Hyptis. PI. 2 to 3 feet. ? 



15 H. MICROPHY'LLA (Pohl, icon. ined. ex Benth. lab. p. 82.) 

 herbaceous, clothed with hoary pubescence ; leaves on short 

 petioles, ovate, crenated, narrowed at the base, wrinkled ; heads 

 globose, densely many-flowered; peduncles 2-3 times longer 

 than the heads ; receptacle naked ; bracteas subulate, adpressed, 

 about equal in length to the calyxes ; fructiferous calyx tubular, 

 tomentose, recurved, with a somewhat dilated mouth, and lan- 

 ceolate-subulate segments. y..l S. Native of Brazil, in the 

 provinces of Minas Geraes and St. Paul, in humid pastures, and 

 inundated places. Leaves and heads smaller than those of H. 

 recurvata, and the peduncles shorter. Corolla flesh-coloured. 



Small-leaved Hyptis. PI. 2 to 3 feet. ? 



16 H. DIVARICA'TA (Pohl, icon. ined. ex Benth. lab. p. 82.) 

 herbaceous, divaricate ; branches ascending, twiggy, clothed 

 with hoary pubescence ; leaves linear-lanceolate, remote, ser- 

 rated at top, narrowed a long way at the base, green above, 

 canescent beneath; heads globose, densely many-flowered, pe- 

 dunculate ; bracteas subulate, adpressed, about equal in length 

 to the calyx ; receptacle nearly naked ; calyx tubular, pubescent, 

 with the mouth at length rather oblique, and the teeth subulate. 

 Tl . ? S. Native of Brazil, in fields near rivulets in the province 

 of Goyaz. Stem much branched at the base, leafy ; branches 



