286 XXXI. ZYGOPHYLLEiE (oliver). \_Zygop1iyllum. 



laower Guinea. Mossamedes, Dr. Weltoitsch ! 



Description abstracted from manuscript kindly lent by Dr. Welwitsch. 



3. Z. album, Linn. ; DC. Frod. i. 706. A minutely papillose-pubes- 

 cent or hoary, decumbent, irregularly branching shrub ; the branches often 

 as thick as a goose-quill. Leaves diphyllous, fleshy ; leaflets oblanceolate to 

 obovoid or ellipsoidal obtuse, 2-4 lines long, on a thick fleshy petiole of 2-5 

 lines. Peduncles -§— ^ in. Sepals rotundate or obovate-elliptical, slightly 

 concave or cucullate above. Petals with a roundish slightly toothed lamina, 

 with a distinct claw. Staminal scale entire or denticijate. Fruit deeply 5- 

 lobed, obcordate or turbinate-spherical ; the lobes occasionally produced and 

 divergent above, usually |—| in. in length. — Z. proliferum, Porsk. PI. iEgypt. 

 87 Ode Boiss. PI. Orient, i. 915). 



North Central. Everywhere in the desert (Brown in Denh. et Clapp. App. 230). 

 Nile Land. Nubia {Schweinf. et Asch. Enum.). 

 Also in North Africa and Arabia. 



4. Z. coccineum, Linn.; DC. Prod. i. 706. Decumbent shrub, 

 similar in habit to Z. album, wholly glabrous. Leaves diphyllous, fleshy ; 

 leaflets clavate or cylindric-clavate to subobovoid, usually 2-3 lines long on 

 fleshy petioles of \-^ in. Peduncles -|— f in. Structure of flowers similar 

 to that of Z. album; the staminal scales entire or denticulate; the petals 

 somewhat apiculate. Pruit glabrous, clavate-prismatic, acutely 5-angled ; 

 apex retuse, 3-5 lines long. — Z. desertorum, Porsk. PL iEgypt. 87. Z.pro- 



pinquum, Decaisne in Ann. Sc. Nat. Ser. 2. iii. 283 {jide Boiss. PL Orient. 

 1. 915). 



Nile Land. Soturba hills, Nubia, Schweinfurth ! 



Egypt and Arabia, eastward to Scinde. — The flowers are said to be either white or rose. 



5. Z. decumbens, Delile ; DC. Prod. i. 705. Much branching, de- 

 cumbent, woody below, glabrous. Leaves unijugate, fleshy ; leaflets plane, 

 obovate to oblanceolate, very obtuse, ^|- in. long ; petioles equalling or 

 slightly exceeding the leaflets. Plowers numerous. Peduncles ^— ^ in., at 

 length deflexed. Sepals obovate, cucullate, nearly equalling the oblong- 

 spathulate white petals. Staminal scales deeply 2-fid with acute teeth. 

 Capsule deeply 5-lobed, turbinate ; apex entire, the carpels coherent to the 

 extremity of the fruit, 2-3 lines long, 2-3 lines broad. — Delile, PL ^gypt. 

 Atlas, t. 27. f. 3. 



Nile Land. Soturba hills, Nubia, Schweinfurth ! and in Egypt. 

 I have seen only fruiting specimens, which agree well with Delile's figure. The de- 

 scription of the flower is copied from Boissier's * Flora Orientalis,' i. 914. 



3. FAGONIA, Linn. ; Benth. et Hook. f. Gen. PL i. 267. 



Sepals 5, deciduous, imbricate. Petals 5. Stamens 10 ; filaments fili- 

 form. Ovary sessile, pentagonous, 5-celled. Style subulate. Ovules gemi- 

 nate. Pruit pyramidal, deeply 5-lobed, separating in five 1-seeded cocci; 

 endocarp horny, finally separating. " Seeds albuminous." — Much-branched 



