694 



LABIATE. XV. HYPTIS. 



Procumbent or divaricate herbs, with the heads of flowers on 

 long peduncles. 



68 H. SIDERI'TIS (Mart. mss. ex Benth. lab. p. 97.) herba- 

 ceous, procumbent ; branches ascending, very pilose ; lower 

 leaves petiolate : rameal ones nearly sessile, ovate, acute, sharply 

 serrated, rounded or cordate at the base, stiff, green on both 

 surfaces, and pilosely hispid ; heads few, pedunculate, globose, 

 densely many-flowered ; bracteas equal in length' to the heads ; 

 receptacle naked ; calyx hispid, with 5-10 unequal, subulate, 

 stiff, divaricate teeth. If.? S. Native of Brazil, in the pro- 

 vince of Minas Geraes, in places which are inundated during the 

 winter. Herb pale green. Corolla violaceous, twice as long as 

 the calyx. 



Sideritis-like Hyptis. PI. procumbent. 



69 H. LOBA'TA (St. Hil. mss. ex Benth. lab. p. 97.) herbaceous, 

 procumbent, pilosely pubescent ; leaves broad-ovate, acute, sinu- 

 ately lobed, crenated, cordate at the base, green on both sur- 

 faces ; heads on long peduncles, globose, densely many-flower- 

 ed ; bracteas about equal in length to the head ; receptacle 

 naked ; calyx hispid, with 5-6 nearly equal, subulate, stiff, 

 pubescent teeth, which are shorter than the tube. If. . 1 S. 

 Native of Brazil, in pastures near San Joze, in the province of 

 St. Paul. Stems usually rooting at the nodi. Leaves like those 

 of Althaea hirsuta : floral ones sessile. Corolla blue. Odour 

 fetid. 



Lobed-\eaved Hyptis. PI. procumbent. 



70 H. LAGENA'RIA (St. Hil. mss. ex Benth. lab. p. 98.) her- 

 baceous ; branches ascending, nearly glabrous ; leaves petiolate, 

 ovate, acuminated, acute, doubly toothed, rounded at the base, 

 green, pubescent ; heads pedunculate, panicled, nearly globose, 

 densely many-flowered ; receptacle naked ; bracteas about equal 

 in length to the head; calyx glabrous, with subulate teeth, 

 which are shorter than the tube. I/ . ? S. Native of Brazil. 

 Bracteas, as well as the teeth of the calyx, generally hooked at 

 top. Calyx usually 5-toothed. 



.BoMZe-shaped-calyxed Hyptis. PI. ascending. 



SECT. XI. CEPHALOHY'PTIS (from $>a\?j, kephale, a head ; 

 and Hyptis.) Benth. lab. p. 98. Heads semi-globose, or at 

 length globose, densely many-flowered. Bracteas numerous, 

 adpressed, ovate, lanceolate, linear, rarely subulate. Recep- 

 tacle glabrous, rarely villous. Calyx campanulate or tubular, 

 straight, glabrous, pubescent, or villously hispid, never woolly : 

 teeth subulate or lanceolate at the base, rarely very short and 

 obtuse. Corolla exceeding the calyx a little. Herbs or sub- 

 shrubs, with axillary, pedunculate, or nearly sessile heads of 

 flowers. 



1. GNIDLSFOLIA (from Gnidia and folia ; in reference to 

 the leaves resembling those of the genus Gnidia.) Benth. lab. 

 p. 98. Leaves small, quite entire, cordate at the base, with re- 

 volute edges. Fructiferous heads globose, villous. Bracteas 

 ovate, or lanceolate. 



71 H. IMBRICA'TA (Pohl, icon. ined. ex Benth. lab. p. 98.) 

 branches erect or ascending, twiggy, pilose ; leaves sessile, 

 erect, adpressed to the stem, imbricate, with revolute ciliated 

 edges, dilately cordate at the base, glabrous ; heads globose, 

 densely many-flowered ; peduncles rather shorter than the 

 leaves ; bracteas ovate, acute, stiff, rather longer than the head ; 

 calyx campanulate, hispid, glabrous at the base, with subulate 

 villous teeth, which at length spread. If. . S. Native of Bra- 

 zil, in the provinces of Goyaz and Minas Geraes. Corolla 

 with the 2 upper segments red, the lower one rose-coloured, and 

 the lateral ones yellowish. Receptacle glabrous. 



/m&n'cate-leaved Hyptis. PI. ascending. 



72 H. DITASSOI'DES (Mart. mss. ex Benth. lab. p. 99.) suffru- 



1 



ticose; branches villous; leaves small, sessile, numerous, spread- 

 ing, very blunt, quite entire, with revolute edges, cordately 

 stem-clasping at the base, blistered, and quite glabrous above, 

 one-nerved, and villous beneath ; heads densely globose, many- 

 flowered, on very short peduncles ; bracteas lanceolate, villous ; 

 calyx nearly glabrous at the base, elongated, with very villous 

 subulate teeth. I? . S. Native of Brazil, in the province of 

 Minas Geraes, on Serro Frio. Habit of Pence a or Ditdssa. 

 Receptacle very pilose. 



Ditassa-likc Hyptis. Shrub. 



2. LAVANDULA'CE* (so called from the leaves being like 

 those of Lavender.) Benth. lab. p. 99. Leaves narrowed at 

 the base, and quite entire, a little toothed at top. Fructiferous 

 heads globose, villous. Bracteas lanceolate, or linear. 



73 H. LINARIOI'DES (Pohl, icon. ined. ex Benth. lab. p. 99.) 

 suffruticose ; branches erect, strict, tall, somewhat canescent ; 

 leaves sessile, linear, almost quite entire, clothed with fine hoary 

 pubescence ; heads nearly globose, densely many-flowered, on 

 long peduncles ; bracteas lanceolate, clothed with white tomen- 

 tum : exteror ones exceeding the head ; receptacle nearly 

 naked ; calyx villous, with subulate, erect, softly villous teeth, 

 which are about equal in length to the tube. ^ . S. Native of 

 Brazil, in the provinces of Goyaz and Minas Geraes, in fields. 

 Corollas white, spotted with purple. Very nearly allied to 

 H. strictissima, and only differs in the heads being larger and 

 more villous, &c. 



Linaria-like Hyptis. Shrub. 



74 H. STRICTI'SSIMA (Pohl, icon. ined. ex Benth. lab. p. 99.) 

 suffruticose ; branches erect, strict, tall, clothed with short ad- 

 pressed pubescence ; leaves sessile, linear, almost quite entire, 

 narrowed at the base, clothed with fine hoary pubescence ; 

 heads nearly globose, densely many-flowered, on long pedun- 

 cles ; bracteas linear : exterior ones about equal in length to 

 the head ; receptacle naked ; calyx tubularly campanulate, vil- 

 lous : teeth subulate, erect, one half shorter than the tube. Fj . 

 S. Native of Brazil, in the provinces of Goyaz, on the tops of 

 the mountains called Chapada do Serra San Marcos. 



Very-strict Hyptis. Shrub. 



75 H. DENSIFOLIA (Pohl, icon. ined. ex Benth. lab. p. 100.) 

 suffruticose ; branches erect, clothed with short adpressed pu- 

 bescence ; leaves sessile, oblong, quite entire, or denticulated at 

 top, narrowed at the base, veiny, nearly glabrous, or clothed 

 with fine tomentose pubescence ; heads globose, densely many- 

 flowered, on long peduncles ; bracteas lanceolate : outer ones 

 longer than the heads, obtuse ; receptacle naked ; calyx tubu- 

 larly campanulate, villous : teeth subulate, erect, much shorter 

 than the tube. Jj . S. Native of Brazil, in the provinces of 

 Goyaz and Minas Geraes. Habit of H. linarioldes, from which 

 it appears to differ only in the broader leaves. 



Dense-flowered Hyptis. Shrub. 



76 H. VERONICJEFOLIA (Pohl, icon. ined. ex Benth. lab. 

 p. 100.) stem procumbent, pubescent ; leaves sessile, oval, 

 toothed at top, rounded at the base, cuneated, nearly glabrous 

 on both surfaces; heads on long peduncles, nearly globose, 

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

 in length to the head ; receptacle naked ; calyx tubular, villous : 

 teeth subulate, erect, one halt' shorter than the tube. If. . ? S. 

 Native of Brazil, in the province of Goyaz, at Engenho, near 

 San Sebastian. 



Speedwell-leaved Hyptis. PI. procumbent. 



3. PEDCNCULOS* (so called from the heads being supported 

 by long peduncles.) Benth. lab. p. 100. Heads of flowers 



