XXXI. GEEANIACE-E. 165 



Glands alternate with the petals ; flowers regular or nearly so. 



Perfect stamens 15 1. Monsonia. 



Perfect stamens 5 ; staminodes 5 2. Ekodium. 



Glands ; leaves componud. 

 Herbs ; fruit capsular. 



Leaves S-foliolate 3. Oxalis. 



Leaves abruptly pinnate 4. Biopiiytum. 



Trees; leaves pinnate 5. Averrhoa. 



Flowers irregular ; leaves simple, ; sepals usually colored 6. Impatiens. 



1. MONSONIA, Linn. 



Herbs or uuderslirubs. Leaves alternate or opposite, toothed or 

 divided. Flowers regular ; peduncles axillary, bracteate about the 

 middle, 1-flowered or umbellately many-flowered. Sepals 5, imbricate. 

 Petals 5, hypogynous, imbricate ; glands 5, alternate with the petals. 

 Stamens ]5, all antheriferous, very shortly connate at the base into 

 a ring and higher up into 5 bundles, one bundle of 3 stamens opposite to 

 each sepal. Ovary 5-lobed, o-celled, beaked, the beak ending in a style 

 bearing 5 linear bi'anches which are stigraatose on the inside ; ovules 2 

 in each cell, superposed. Lobes of the capsule 1-seeded, separating 

 septifragally from the placentiferous axis, the tails rolling up elastically 

 from the base to the apex, bearded within. Seeds exalbuminous, the 

 radicle incumbent on convolutely folded cotyledons. — Disteib. Africa 

 and tropical Asia ; species about 12. 



Flowers solitary ; petals longer than the sepals 1. M. senegalensis. 



Flowers umbelled ; petals shorter than the sepals 2. M. helioiropioides. 



1. Monsonia senegalensis, Guill. 4^ Pen-. Fl. Seneg. Tent. v. 1 

 (1830) p. 131. — A diffuse annual herb, 3-12 in. high, woody at, and 

 divaricately-branched from the base, clothed with viscid glandular hairs. 

 Leaves |-1| by g-| in., ovate, acute or subobtuse, mucronate, distantly 

 toothed, glabrous above or nearly so, softly villous beneath and on the 

 margins, base cordate or x'ounded; petioles reaching l|in. long, slender, 

 softly hairy ; stipules lanceolate-subulate, very acute, hairy. Peduncles 

 reaching 1| in. long, slender, hairy, usually 1-fiowered, often sharply 

 deflexed near the flower or at the bracts ; bracts 2, subulate, hairy, 

 inserted on the peduncle one fourth to one third of the way up from the 

 base. Sepals elliptic-oblong, awned, becoming somewhat obovate in 

 fruit, ^g in. long (excluding the awn), densely clothed with long, soft 

 hairs, the margins membranous ; awn about yL in. long. Petals pink, 

 I in. long, obovate. Pilaments broad and flattened at the base. Carpels 

 stipitate, obconical, clothed with stiii hairs, obliquely truncate, with 2-3 

 pocket-like depressions or wrinkles beneath the apex ; beak 3 in. long, 

 finely downy outside and with long silky hairs on the inner face. PI. 

 B. L V. l" p. 427; Dalz. & Gibs, p." 41 ; Boiss. PI. Orient, v. 1, 

 p. 898; Woodr. in Journ. Bomb. Nat. v. 11 (1897) p. 2(J6. Geranium 

 Lawianum, Nimmo, in Grah. Cat. (flyleaf). — Flowers : Aug. 



Throughout the dry districts of the Presidency ; not common. DEf:cAN : liills near 

 Ganesh Khind, Poona, IVoodrowl; Chattersinghi hill near Poona, Woodrow'. ; Don- 

 gergaon near Ahmednagar, Cooke\ ; Indapur and N. of the Bhima river, near Khed, 

 Gibson. Gujarat: Baikar near Deesa, Stocks \ Si.vd : Jemadar ka Landa, near 

 Karachi, Stocksl — Distrib. Beluchistan, Ai'abia, Senegambia. 



