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656 



Lxvi. BEGONiACEj;. (C. B. Clarke.) 



[^Begonia. 



-.1 



Vab. 3. Tiialabarica; leaves glabrous, capsules large slightly subqiiadral rather 

 than elliptic— As to Rkeede HorL Mai, ix. t. 86 referred here, it may be the present 

 plant as it is diflScult to guess what other species Rheede could have got in Malabar : 

 though it differs not merely in the points mentioned by Alph. DC, ; but in the male 

 flowers with two sepals and two petals. 



AND EXCLUDED 



B, pe 



F 



65. B. KHAsiANA, C, B. Clarke ; flowers minute, capsule less than \ in, 

 dunculosa Wail Cat. 3672 B. 



' Syxhet Mts. (which means Khasia) ; Wallich, 



Branches weak, succulent, scariose winged, repeatedly divided with many leaves. 

 Leaves 1^-2 in., cordate, acute, very unequal at the base, serrate, pilose above, laxly 

 sparsely villose on the nerves beneath; petiole J-J in.; stipules \ in,, persistent, ob- 

 long, acute, glabrous. Peduncles from the lower as well as from the upper axils, 

 J-1^ in., few-flowered; bracts minut«, elliptic, acute, ciliate, flmbriate. Malb: 

 sepals 2, scarcely ^ in., round, glabrous ; petals ; stamens about 8, anthers oblong, 

 connective not produced. Female: perianth of 5 segments; styles 3, divided up- 

 wards. Capsule J by J in. including the wings ; wings 3, one about twice as broad as 

 the others, its margin from the top of the capsule first horizontal then rounding 

 away without angles ; capsule dehiscing by marginal lines within the margins of its 

 faces ; placentas not seen. 



B. TENTTiFOLiA, Drj/and. in Trans. Linn, Soc. i. 162, from Pulo Pontangh, is not 

 « Pulo Pinang plant as A. DC. suspects from the similarity of the names (see Prodr. 

 XV. pt. i, 361). 



-V- .^ 



I i. 



Oeder LXVII. 





(By 0. B. Clarke.) 



4 I 



V 7 



caIyx-tuT)e sliort, teeth 3-9 



Indian specie., 



; Tjetak 6: fltamftna 4-25. FEMALE 



Male 



Trees or herbs. Xeauc« Detioled, simple or pinnate; a*^TiiilAfl 0. Fhwers 



apecies, clustered racenaed 

 petals 0; stamens 4-25. 

 adnate to the ovary, lobes 3-8 snort ; petals : ovary 1-C( 



tne vertex ; stvles lateral, alternating with as many parietal placentae, simple o 

 2-partite ; ovules very many, ascending or horizontal. Capsule coriaceous oi 

 membranous, opening at the vertex between the styles. Seeds very many, smau 

 albuminous ; embryo straight, radicle next the hilum. — Distmb. Species 4 

 natives of the Mediterranean. Central Asia. Java, and North-West Amenca. 



Herb. 

 Tree. 



Styles 3, deeply divided. 



Styles 4, simp e. Leaves all simple 



Lower leaves pinnate • • . • *• ^^^^^^tL^a 

 11 e,-«,^i^ 2. Tetramkies. 



H^- 



1. DATZSCA, Linn. 



Tall glabrous erect herbs. Leaves 3-partite or unequally pinnate, the ^VV^^ 

 most undivided ; leaflets lanceolate, strongly serrate. Flowers dicecious, ^^^^f! 

 clustered, short-pedicelled. Male: Calyx-tube very short, lobes ^^^^^^^^ 

 stamens 9-25 } no rudiment of the ovary. Female : Oalyx-tube ovoid, ^^^^ 

 upwards ; styles 3, divided nearly to the base into two linear stigmas. ^J.^^ 

 narrow-oblong, trigonous, coriaceous, opening at the vertex between *^ A^m 

 Seeds many, ellinsoid, coarsely reticulated.— DisxRiB. Species 2, one in ^f® .,,. 



California 



^/ 



^ 



'^r 



,v'.' 



cannabina, Xmn. ; JBaiss, FL Orient, ii. 763; leaves from 

 branches loner-petioled verv narrowlv linear-lanceolate attenua 



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