Moschosma. | CII. LABIAT£ (BAKER). 353 
J 
Species 6, spread through the tropical regions of the Old World. 
Annual. Calyx-teeth unequal. . . . - 1. AL polystachyum. 
Perennial. Calyx-teeth subequal. 
Racemes very slender . 
Racemes not very slender. 
Pedicels always very short . . 
Pedicels of staminate flowers often as long as the 
calyx . . . . . . . . 4 MM. riparium, 
2. M. urticifolium., 
3. M. multiflorum. 
1. M. polystachyum, Benth.; DC. Prod. xii. 48. Annual. 
Stems much branched, slender, tetragonous, obscurely pubescent, 
1-2 ft. long. Leaves petioled, ovate, acute, crenate, membranous, 
slightly pubescent. Whorls 6-10-flowered, forming copious lax racemes 
2-4 in. long; pedicels short; bracts minute. Calyx zz—+ in. long ; 
tube campanulate; upper tooth orbicular, obtuse ; lateral teeth ovate ; 
lower teeth cuspidate. Corolla pale lilac.— Benth. in Hook. Niger 
F]. 488; Oliv. in Trans. Linn. Soc. xxix. 136; Durand & De Wild. 
in Bull. Soc. Bot. Belg. xxxvii. 82; Britten in Gregory, Great Rift 
Valley, 396; Hook. f. Fl. Brit. Ind. iv. 612. M. dimidiatum, Benth. 
in DC. Prod. xii. 48. Basilicum polystachion, Moench, Meth. Suppl. 
143; Briquet in Bull. Herb. Boiss. ii, 123. 
Upper Guinea. (Guinea, Thonning. Cape Coast Castle, Vogel! Lagos: near 
Lagos, Rowland ! Niger Territory; Nupe, Barter, 1167! 
Nile Land. Sennar, Kotschy, 140! 219! Kordofan: in dried mud on Arash- 
kol Mountain, Kotschy, 164! British East Africa: White Nile; Petherick ! Speke & 
Grant ! Schweinfurth, 989! Sabatier, Ribe; near Mombasa, Wakefield ! Kau and 
Lake Dumi in the Tana Valley, Gregory. 
Lower Guinea. Congo, Smith! Lower Congo; Sicia, 
Dewevre, 184. Angola, Welwitsch, 5547! 5582! 
South Central. Congo Free State: Monbutta; by the Kibali River, Schtoein- 
Jurth, 3543! Upper Congo: Massange, De Beerst, 84. Uvira, De Beerst, 45. 
Mtowa, Descamps. 
Mozamb. Dist. Zanzibar, Bojer! German East Africa : Zanguebar, Kirk, 97: 
British Central Africa : Nyasaland ; Elephant Marsh, by the River Shire, Kirk: 
Kondowe to Karonga, 2000-6000 ft., Whyte! Mount Chiradzuiu, 4000 ft., Whyte ! 
Also in the Mascarene Islands, and through Tropical Asia and North Australia. 
Briquet in Engl. & Prantl., Nat. Pflanzenfam, iv. 34, 368, gives names to several 
varieties of this polymorphous species. 
Dupuis, 43, 
2. M. urticifolium, Baker. Perennial. Stem slightly pubescent. 
Leaves long-petioled, ovate, membranous, deeply and irregularly crenate, 
3-4 in. long, slightly pubescent on both sides. Flowers many in a 
whorl, forming a lax panicle 1 ft. or more long, with compound 
branchlets; bracts minute; rhachides densely clothed with white 
tomentum. Calyx densely tomentose, } lin. long; tube campanulate ; 
teeth subequal, ovate, finally as long as the tube. Corolla twice as long 
as the calyx. 
Mozamb. Dist. German East Africa: Mount Kilimanjaro, 6000 fis Fohasion f 
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