LEG TJM1N0SM-PAPILI0NACE. E. 369 



verse compressed; embryo exalbuminous, radicle short straight. — 

 Climbing shrubs ; leaves digitately 3-foliolate ; leaflets petiolulate ; 

 flowers 1 large coriaceous in simple racemes at superior axils ; bracts 

 and bractlets short caducous (West of tropical Africa'). 



XI. TOUNATEiE. 



289. Tounatea Aubl. — Flowers hermaphrodite or rarely poly- 

 gamous; receptacle minute, convex or slightly concave, disciferous. 

 Calyx before anthesis entire, globose or obovoidal, at anthesis bursting 

 variably sometimes open cup-shaped unequally toothed, circumscissile 

 from base (Cyathosteyia), sometimes reflexed, unequally 2-, 3-valved 

 (Trischidium), often coriaceous or submembranous, irregularly 4 valved 

 (Eutounatea, Possira), occasionally herbaceous subrerlexed, unequally 

 lobed (Fistuloides). Petals 0, or more frequently 1 vexillary, broad 

 corrugated, more rarely accompanied by two lateral minute. Stamens 

 subhypogynous or hypogynous, free or shortly connate at base; anthers 

 uniform linear {Trischidium., Cyathosteyia), or ovate or subglobular 

 (Eittounatea), or anterior few or more, longer and thicker (Fistuloides, 

 Possira); filaments longer equal. Carpels 1, more rarely 2. Germen 

 stipitate usually incurved ; ovules co ; style tapering ; stigma terminal 

 minute or capitate. Legume ovoid or elongated, subterete long 

 (Fistuloides) or turgid, coriaceous or fleshy, rarely full of gummy 

 lacunae, indehiscent or 2-valved. Seeds arillate or exarillate, albu- 

 minous or exalbuminous ; embryo fleshy; radicle short inflexed. — 

 Unarmed trees; leaves alternate imparipinnate or 1-foliolate ; sti- 

 pule minute or more rarely foliaceous ; flowers solitary pedunculate 

 axillary or lateral, or usually racemose ; racemes solitary or fascicled 

 at old nodes, rarely branching axillary or on leafless twigs. Bracts 

 and bractlets small, usually caducous (Tropical America and Africa). 

 See p. 225. 



290. Aldina Endl. 3 — Flowers subregular; receptacle obconical 

 turbinate, lined by a thick disk. Calyx gamosepalous, entire in bud, 

 on anthesis valvate, unequally-partite. Petals 5, C, subequal erect 



1 Handsome, in one species (C. maxima 3 Gen., n. 6S15. — B. H., Gen., 560, n. 2'.)::. 

 Benth.) gigantic. Allania Bentlt., in Rook. Joum., ii. Ul (nee 



2 Species 2. Benth., in Trans. Linn. Soc, Endl.). 

 xxv. 301, t. 36.— Baker, in Oliv. Fl. Trop. Afr., 



ii. 251. 



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