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728 



TAMARISCINEiE. II. Myricaria. III. Hololachna. MELASTOMACE^. 



beyond the Baikal, and of Dahuria. Tamarix Dahurica, Willd. wards. Petals equal in number to the segments of the calyx (f. 



1. c. no. 16. Flowers pink. 



Dahurian Myricaria. Clt. 1818. Shrub 4 to 8 feet. 



108. rf. f. 111. c. f. 113. h.\ arising from their base, or from the 



uanurian xvxyricaria. V'li. loio. isnruD ^ to o leet. ^i ^ra.^^- i *i. j.r ^.i. i a, ' ^ :i ' s.* ^' /r-,-,^ t \ 



Q TV* .1 /T^ 1 ocA\ I, ui, 1 I, edge ot the disk that Imes the calyx, twisted m aestivation (f. 11 2. J.) 



3 M. SQUAMOSA (Desv. 1. c. p. 350.) shrubby; glabrous; ° n • J j r 



leaves oblong, keeled ; racemes lateral, short, scaly at the base. 

 ^2 . H. Native of Siberia. Flowers pink ? 

 Scaly-'Xacemed Myricaria. Shrub 4 to 6 feet. 



Herbaceous ; fruit obsoletely pedicellate. 

 4 M. HERBA^cEA (Desv. 1. c. p. 350.) glabrous ; leaves linear- 



Stamens usually twice as many (f. 109. d. f. 110. c), sometimes 

 equal to them in number ; in the former case those which are 

 opposite to the segments of the calyx are alone fertile; 

 filaments curved downwards in aestivation ; anthers long (f. 

 109. c. f. 111. e. f.), 2-celled, usually bursting by 2 pores at the 



lanceolate; spikes terminal, simple, solitary; bracteas longer ^P^^ (*"• IH-^O. which is rostrate, and elongated in various 



than the flowers; capsules spreading. %.F. Native about ways (f. 109. e.) beyond the insertion of the filaments; sometimes 



the Caspian Sea, on the Persian side. Tamarix Germanica bursting longitudinally (f. 113. e.); before flowering contained 



n^^S.^^^^^^' ^^^h.^: '^^'f' ^' ?; ^^\^' ^^' ^' ^' Z' 2^^"^^"!^^ within the cases between the ovarium and sides of the calyx. Ova- 



p, Willd. spec. T. herbacea, Willd. 1. c. no. 14. T. Germanica . , , . -xi, xt, i /r n o j \ m, ,« 



r^«T.,V« Pprc FlAw^rc r-^A ^^^^ "^^^'^ ^^ ^^ss cohcrcnt With the calyx (f. 1 1 3. c. rf.), with seve- 



Caspica, Pers. Flowers red. 



Herbaceous Myricaria. PI. 3 to 4 feet. 



/•) 



§ 2. Leaves flat, lanceolate-linear, sessile, constricted near ^ P ' , P . ' " . " . , , 



the base. 



5 M 



) 



the apex of the ovarium, surrounding the style. Pericarpium either 



p. 97. Ehrenber<T 1, c. ^^Y and distinct from the calyx, or succulent and combined with 



Tminal, compound at the the calyx, with several cells ; if dehiscent bursting through the 



base ; pedicels elongated, about equal in length to the expanded valves, which therefore bear the septa in the middle ; placentas 



attached to a central column. Seeds innumerable, minute, with 

 a brittle testa, and no albumen, usually w^ith appendages of some 

 kind ; embryo straight or curved, with equal or uriequal coty- 

 ledons. — Trees, shrubs, or, herbaceous plants. Leaves opposite 



flower ; bracteas with membranous edges ; capsules nodding. 

 l2 • H. Native of Siberia, at the Baikal, in saltish places. Ta- 

 marix Germanica, Pall. fli. ross. 2. p. 73. T. decandra. Pall. 

 I.e. t. 80. f. A. Tdmarix longifblia, Willd. 1. c. no. 15. M, 

 linearif olia, Desv. 1. c. p. 849. Flowers red. 



Far. a, laxijlbra (Ehrenberg, in Schlecht. Linnsea. 2. p. 279.) 

 flowers distended ; capsules drooping. 



> 



/3 



sules drooping. 



My 



(Ehrenberg, 1. c.) flowers coarctate ; cap- 



Shrub 4 to 6 feet. 



undivided, usually entire,^ without dots, with several ribs. 

 Flowers terminal, usually thyrsoid, — De Candolle's remarks, in 

 his memoir upon Melastovidcece, although composed of exotic 

 plants, and established at a period when but few species were 



Cult. For culture and propagation, see hardy species of known, is so well characterised, that no one has ever thought 



Tamarix, p 727. 



of putting any part of it in any other group, or even introducing 



III. HOLOLA'CHNA (from 6\oc, holos, the whole, and generaintoit that do not rightly belong to it. These distinct cha- 

 Xax*'*?, lachne, wool; in reference to the whole surface of the racters are the opposite leaves, with several great veins or riDs 

 seeds being covered with hairs). Ehrenberg, in Schlecht. 2. p. running from the base to the apex, something as in monoco- 



tyledonous plants, and in long beaked anthers, to which, com- 

 bined, there is nothing to be compared in other families. 1 ne 

 greatest affinity is on the one hand with Lythrarici^, on the other 

 to Myrtacece ; from the former it differs in the aestivation of 

 the calyx not being valvate, from the latter in having the petals 

 twisted before expansion, and no dots on the leaves, and from 

 both, and from all others to which they can be compared, m 

 their long anthers bent down parallel to the filaments in the 



273. Tamarix species of Pall. 



Lin. syst. Monadelphia, Dec&ndria. Calyx 4-5-parted. Pe- 

 tals 4-5. Stamens 8-10, hypogynous, monadelphous, inserted in 

 the hypogynous gland. Styles short, subulate, 2-4. Capsule 2-4- 

 angled, 2-4-valved, 2-4-celled. Seeds fqw, large, with the whole 

 surface pilose, attached to the dissepiments in the middle of the 

 valves. — A small shrub, with trigonal, fleshy, obtuse, spreading 

 leaves ; spikes lateral ; flowers nearly sessile, about equal in 

 length to the bracteas. 



1 H. Songa'rica (Ehrenberg, 1. c). \ . H. Native of Si- 



beria, in the Soongarian desert, in salt places. Tamarix Songa- flower, and lying in niches between the calyx and ov > 



Tica, Pall. act. petr. 10. p. 374. t, 10. f. 4. 



Soongarian Hololachna.' Shrub 2 to 3 feet. 



Cult. See hardy species of Tamarix for culture and propa- 

 gation. The plant requires to be refreshed with salted water at 

 the roots now and then. 



with the exception of Memecylece, in which, howe 

 between the calyx and ovarium is complete. Th 



Memecyl 



A slight degree < 



of 



Order XCVIII. MELASTOMA^CEiE (plants 



agreeing 



astringency is the prevailing character of the order, whic > 

 although one of the most extensive known, entirely destitute ^o^ 

 any unwholesome species. The succulent fruit of many is p^ - 



with Meldstoma in important characters). D. Don, in wern. , able, some of which dye the mouth black. " Blahea tnnervt 



soc. mem. 4. (1823.) p. 281. Schrank et Mart. diss. mss. Ser. produces a yellow fruit, which is pleasant and eatable, lO 



diss. mss. — Melastomse, Juss. gen. p. 328. diet. sc. nat. p. 29. 

 p. 505. 



^ Calyx divided into 4, 5 (f. 808. 6.), or 6 lobes (f. 109. b.\ 

 cohering more or less with the angles of the ovarium, but dis- 

 tinct from the surface between the angles, and thus forming a 

 number of cavities, within which the anthers are curved down* 



»ods of Guiana." (Harailt. prod. p. 42.) 



Synopsis of the genera. 

 Sub-order I. Melastomea. Anthers opening by 1-2 F^^ ' 



Tribe I. 



Lavoisie're^e. 



Ovarium free, neither scaly nor bristly at 





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