•i22 LXVIII. SAPOTACE.E [SicJeiu^ylon 



Yomig shootb and young ]. of most ^oi^offfrw aie clothed with finp, often minntf. 

 iimeellular hairs, «-hioh,as a mle, are attached in the middle and hencTait t°om 1 

 Ano her feature are strinfts of cells filled M-.th a milky substanc-e, which m some specie.' 

 ^,id Ipntri Ti ! ? "^ commerce, accompanying the vascular bundles in the bark 

 and leaves. The wood is readily recognized by numerous narrow, often very fine more or 

 less concentric bands of ^vood parenchyma, and frequently bv radial irregular belts of 

 nottate -grounding the vessels. The pits in the ., alls of wood fibres are s mple 

 not box-derecL The lieartwood is generallj^ red. ^ ' 



A. Ovary 4~12-celled. 



I. Calyx-segments, corolla-lobes and stamens isomerous. 

 Calyx-segments 5, similar. 

 Staminodes alternating -v\itli stamens . . 1 Sideroxylon 



Nostaminodes 2. Chrysophillum. 



Calyx-segments 6, three larger, forming an 



TT ox <=>uter circle . Achras (p. 424). 



11. btamens twice, sometimes three times the nnmber of calvx-seo-ments and 

 corolla-lobes. " ^ 



Calyx-segments 4 3. Isonandra. 



TTT n ^^,\y-^:s^gi^\ents 6 . , . .4. Palaquidal 



III. Corolla-lobes twice or thrice the number of calyx-segments. 

 Calyx-segments m 2 series, staminodes alter- 



nating with stamens 5, MiMusors. 



Calyx-segments imbricate, no staminodes. 



Fl many nsnally near the ends of branches, 



albumen g, Bassia. 



FL few, in axillary clusters, seeds albu- 



■u r^ 1 -. n i^i^?^^ • ., • • • • • . Payena (p. 427). 



B. Ovary 1-2-celled, A. m axillary panicles ... 7. SARcobPintMA. 



C. Ovary 1-celled, ii. m axillary clusters, filaments long. 



A spinescent shrub or tree Reptonia (p. 427). 



1. SIDEROXYLON, Linn.; M. Brit. Ind. iii. 536 



Evergreen trees, stipules 0. Calyx»segments 5, strongly imbricated. 

 Staminodes broad-ovate or lanceolate. Ovary villous, as a mle 5-celled. 

 Berry usually 4r-5^seeded. Seeds albuminous, testa bard. Species 60-80* 

 tropics of tke Old World, a few beyond the tropics. 



A. Fl. large, corolla | in. and longer, filaments sbort. 



(a) Branchlets and underside of 1. pubescent. 



1. S. tomentosum, Roxb. Cor. PL t. 28.-~Syn. JSajpota ele^ngoides, Wight 

 Ic. t. 1218 ; Athms elengoides, Bedd. Fl. Sylv. t. 235 ; KumUd, Kanta 

 mwila, Mar. : Kim2?oU, Kan. ; Pala, Tarn. ; Holay, Badaga ; ThitcJio, Burm. 



A small, occasionally a large tree, branchlets often spinescent. Young 

 shoots, petioles, underside of L, pedicels and calyx grey- or tawny-tomentose. 

 L. thinly coriaceous, from a cuneate base, elliptic or obovate, blade 2-3, 

 pet. ]-| in. Pedicels J~| in., corolla white, J in. long, style twice the length 

 of corolla. Berry tomentose when young, yellow when ripe, f-1 in. long. 



Western Peninsula, on the east and west side. Common in the Sholas of the 

 ^ilgiris and in the evergreen forests of the* Bombay Ghats. Upper Burma. FL 

 Jan.-March (on the Nilgirls throughout the year). A variable species, Burma 

 specimens (Smales, dry deciduous Forest Shwebo district) have the 1. obtusely obovate, 

 membranous in fl. thickly coriaceous in fr. 



2. S. assamicum, C. B. Clarke. Assam, Caohar. Branchlets, petioles and (usually) 

 underside of 1. rusty-pubescent. L. elongate-elliptic, blade ^B, pet. l~\ in. lona% sec. n. 

 conspicuous r>eneath. 



(b) Branchlets and underside of 1. glabrous or nearly so. 



a S. Hoofeeri, C. B. Clarke ; Sikkim 5-6,000 ft. Bhutan. L. elliptic-lanceolate, blade 

 5-7, pet. I m., sometimes with long thin scattered hairs along the midrib, sec. n. promi- 

 nent, pedicels as long as fl., silky as well as calyx, corolla I in. long, staminodes linear- 

 lanceolate, densely hairy. To this I refer a small tree, 20 ft. (ThifcJio, Burm.), fl. white 

 near villages 800 ft. Sohwebo district, Upper Burma (Smales, March 1900), 1. smaller 

 sec. n. less conspicuous. 4. S. Durmanicum, Coll. et Hemsl. in Journ. Linn. Soo. xxviii. 



