Hyptis. | CII. LABIATH (BAKER). 447 
20. HYPTIS, Jacq.; Benth. et Iook. f. Gen) Plant. ii. 1178. 
Calyx-tube campanulate or oblong; teeth 5, subulate, subequal. 
Corolla-tube cylindric or slightly ventricose ; limb sulb-bilabiate ; lower 
lip deflexed, concave, narrowed to the base. Stamens 4, didynamous, 
declinate ; filaments free, filiform ; anther-cells confluent. Disk entire 
or reduced to an anticous gland. Style subentire or shortly bifid. 
Nucules ovoid or oblong, rarely winged, smooth or dotted,—Annual or 
perennial herbs. Inflorescence very varied. Corolla smal]. 
Species about 250, all Tropical American, a very few extending to the Old World. 
Flowers in globose heads. 
Annual . . . . . . . . lL. H. brevipes, 
Perennial. . . . . . . . 2. H. atrorudens. 
Flowers racemose. 
Cymes forming simple whorls . . . . & A spicigera, 
Cymes compound . . . . . . . 4, HX. pectinata, 
Flowers in peduncled umbellate cymes . . . 5, H. suaveolens, 
1. H.. brevipes, Poit.; Benth. in DC. Prod. xii. 107. Annual. 
Stem erect, branched, pubescent, 3-4 ft. long. Leaves subsessile, 
oblong-rhomboid, crenate, the upper lanceolate. Flowers in denise 
globose heads $ in, diam. on short ascending peduncles from the nodeg 
all down the stem; outer bracts lanceolate, as long as the flowers. 
Calyx din. long; tube short, campanulate ; teeth subulate, twice as 
long as the tube. Corolla scarcely longer than the calyx.—Benth. in 
Hook. Niger Fl. 489; Oliv. in Trans. Linn. Soc. xxix. 139; Durand & 
Schinz, Etudes Fl. Congo, i. 229; Briquet in Bull. Soc. Bot. Belg. 
Xxxvil. 61. Mesospherum brevipes, O. Kuntze, Rev. Gen. Pl. i. 525; 
Hiern in Cat. Afr. Pl. Welw. i. 872. H. lanceifolia, Schumach ; 
Benth. 1. ¢. 
. Senegambia, Leprieur ! Guinea, Thonning! Sierra Leone: 
Regent Scott Hilcot. 3969 ! near Kambi, on the River Scarcies, Scott-Elliot, 4348 | 
Lagos, Rowland ! Millen! Niger Territory: Nupe, Barter, 1130! Lower Niger ; 
Attah, Vogel, 71! Niger Delta; Brass, Barter, 1234! Cameroons: Efulen, Bates, 
215! Bipinde, Zenker, 1307! Fernando Po, Vogel, 22! Barter ! 
Nile Land. British East Africa: Uganda, Scott-Elliot, 7343! Madi, Speke & 
Grant ! 
Lower Guinea. Lower Congo: on islands near Ponto de Lenha, Naumann ; 
Stanley Pool, 950 ft., Hens, B92! and without precise locality, Cabra, 78, Dupuis. 
Angola! province of Pungo Andongo, Welwitsch, 5576 | 5599! 
South Central. Monbuttu, Schweinfurth, 3302! a 
Mozamb. Dist. British Central Africa: Nyasaland : Elephant Marsh, Nesessi 
River, Scott ! between Kondowe and Karonga, 2000-6000 ft., Whyte! 
Also in Tropical America and Tropica] Asia. 
't.; Benth. in DC. Prod. xii. 108. A 
vail, Sih sonlen ing and rooting at the base, 
perennial, with a slender stem, creep! é 
ascending and pubescent upwards. Leaves small, petioled, ovate, 
crenate, slightly hairy. Flowers in globose heads 4 in. diam., on short 
