Erect hairy annual. Leaves ovate, 1 in. long, crenate. Racemes axillary, whorls 1-2 flowered; calyx ½ in. long, glandular-pubescent, teeth 5, ovate, subequal; cor. tube 1½ in., lower lip ab. 1 in., concave, upper small with 3 rounded lobes. St. 4, filaments united in lower half, exserted. Bahr El Ghazal Prov. (Bongo: Addai). 711 =Æolanthus ambustus= _Oliv._ Slender herb, 1 ft. high. Leaves sessile, ascending, linear, 1-1½ in. long. Spikes slender, erect; bracts ⅙ in., partly hiding the flowers; calyx minute, 2-lobed; cor. lilac, ⅓ in. long, 2-lipped; st. 4, free. Bahr El Jebel (Madi). =Æ. virgatus= _Gürke._ Much branched annual, 1½ ft. high. Leaves as above, up to 2 in. long. Bracts ¼ in. long, otherwise as above. Bahr El Ghazal Prov. (Bongo: Gurfala). =Æ. heliotropioides= _Oliv._ Herb, up to 2 ft. high. Leaves sessile, oblong or lin.-oblong, up to 2 in. long. Spikes panicled, upper ones one-sided, 1-2 in. long; bracts very small; calyx minute, truncate, pubescent; cor. lilac, ¼ in. long, lower lip orbicular, concave ab. same size as upper. St. exserted. Mongalla Prov. (Yei River). 712 =Pycnostachys Schweinfurthii= _Briquet._ Erect branched perennial, 2 ft. high. Leaves linear, up to 4 in. long, sessile or subsessile, serrate. Spikes dense, 1½-2 in. long; fr. calyx ⅓ in. long, teeth 5, subulate; cor. pale blue, tube deflexed, upper lip 4-toothed, lower concave, ¼ in. long; st. 4, free. Bahr El Ghazal Prov. (Bongo: Dukuttu). =P. Petherickii= _Baker._ Perennial, stems 4-angled. Leaves sessile, oblong-lanceolate, upper half crenate, gland-dotted beneath. Spike dense, up to 4 in. long. Calyx tube short, teeth ¼ in. long, subulate; cor. blue, pubescent on outside. White Nile. =P. niamniamensis= _Gürke._ Erect pubescent herb. Leaves sessile, oblong-lanceolate, 2-3 in. long, serrate with scattered red glands. Spikes oblong; bracts linear, ⅓ in. long; calyx ½ in. long, tube short, teeth subulate. White Nile Prov.; Bahr El Ghazal Prov. (Niamniam-land: River Hoo). 713 =Hyptis brevipes= _Poir._ Pubescent herb, 3-4 ft. high. Leaves subsessile, oblong-rhomboid, crenate, upper ones lanceolate. Fl. axillary, peduncled, in dense globose heads, ½ in. diam.; outer bracts lanceolate, as long as flowers; calyx ⅛ in. long, teeth 5, subulate; cor. ⅛ in. long, lower lip deflexed, concave; st. 4, free. Mongalla Prov. (Lado: Yei River); Bahr El Jebel (Madi). =H. spicigera= _Lam._ KINDI—Bongo. Tall pubescent annual, often found in stubble. Leaves petioled, oblong, crenate. Panicles dense racemose oblong, end racemes 2-4 in. long, whorls many-flowered; fr. calyx 1/5 in. long, teeth short; cor. whitish, ¼ in. long. Fung Prov. (Fazoghli); Bahr El Ghazal Prov. (Bongo: Gir cultivated).