,^7 ] i iMr/.i.v, /•'/v/ijirw.rry Kcvtsiw of Laxtrrcpsis 1H1 



shallow channel is rarely glabrous bur mostly clothed with t'reiufj'x-haTs 

 (short, arlirulafrd, iwbranchcd, reddish Iptrs) or in othn stweies ivjili much 

 fottyOX, Finer, articulated, unbranched hairs or rarely glandoloso pubescent. 

 Cdslat* raised I'viitx free, the minor vein lets simple 01 forked, reaching 1b:* 

 margin of the Icaf-texmeuts in some species, in others ending close 10 the 

 margin, or of both type* Si>W orbicular, atnall, terminal or medial oil the 

 simple ininoi eemfeis or their acroscopic branches, indu-siate or rarely exmdu- 

 siate SpvrtntflHi naked, wait an annulus mm posed of (.1 to J(> thick-walled 

 eclh and 8 To V thin-walled cells, the pedicel long and narrow, usually with 

 one or more rarely two, oblong or capitate, red or yellow, stalked gtarvU. 

 lntfn.m btf&WJ (or rarely black), glabrous (rf villous, Teniforiri-orbicular or 

 rarely peluic; the margin crenale, entin or glandular- fimbriate. Sp&rcx 

 globo*o-erlipsnw1id. trilateral, with a peri.spnre vihkh i*; crested and with a 

 broken or rarely uninterrupted wing, or more usually covered witb balloon-like 

 wings over the who-le surface of the spore, carel? black and echinate. (7/d*J|Yu- 

 tar hairs* cylindrical or mure rarely rounded, bright yellow, orange or red, 

 scattered over the surface of the. lamina, coMae, enstutcs and somcthnri nn 



Ulc Mid (.1*13 



All of the species lisled l*loiv have the thickened leaf-edge (even if it is 

 ■not very promineui as in one of ihe New Zealand spiciest), but the major 

 diagnostic feature of l..uhyop.nx is the configuration oi the upper surface of 

 ihe main rhachis. Each of ihe two prominent ndges of the main rbacbis ts 

 ccmtimiaus wiUi the leaf-ed^e, whereas in the rtnscly allied genera Polyxti- 

 rhoftxiz wind ( iViu/m, i.tcb ridge, if pie&**iu„ tp not continuous with the teaf- 

 edgc but in some cases either runs rewards the centre of <he pinnule or by- 

 paces' the leaf-segment altogether. 



1. LASTK'BOPSfS TEN ERA (R Rr) Tindale n o>n»b. (Typ? specie*. ) 



Bant synonym : Nephrodutm tcusrvni R Br.. /Vorfr. PL A'. }(rtl.: I4M 

 (ISJfl"). Jlohitxpf. Broad Sound (Queensland), picked (on) west bill in 

 shady woods, J* brown No. 2J, her Aush., r802-05 (BM., examined V 

 Other jyttottyms: Lostrt'ir r?ccdcu& J. Sm. ex T, Moore, in Hard. Chron,: 70S 

 (I&55) fiofrtyPc 2 sheets* I the Kev. Herbarium, the first labelled "Gulfing 

 Vo. 96. Thomas Moore's Pern Herbarium" and the iccfltod "Luzon (Philip- 

 pines). ClAtUbg No, 9V (<7UttlinedJ. LoStWOpVS rfCffe&S (}■ S-m. ) Ching iii 

 Bull fm Mem. Inst., £ivl.. 5 (/). 3t>l (1938). Oetotis nrcdctis (J. Sor 

 e^c T. Moore) Cope! . /Vrn, Fif.: ]24 (1947). C, Uwra (K. Ur ) Cupel.. )c.\ 

 125. 



Di&trtiwluin: AiMirrdia t eastei n Queensland), Ceylon, the Philippines 

 southern India. Fiji, Sumatra and .Vew Ciiledoiiis. 



if. LAS'l XEOPMS MlCHOSOkA tbndJ.) Tmdale u. comb. 



Rasif. £ yfionytts : \ r split odium tsiicrewmsn F.mll., Pradr. h'l. Nvrfltt.i $ 

 (1833) IJvteciotvfu- Sieber Syn Fil. No. 101. Nova HoUandia, Herb. Lugd. 

 I^t. No. 9*J8j 3^5 . S46 (JL,). examined. Other synonyms. Nvphrodwm 

 pcHttVtoufanntt Colenso in Taxm. fount X'ot. S*i. 2- 16° (I84G). a New 

 Xeal-tnd form with slightly ^nailer ultimnle ftetffUFYiis of the fronds. AxpidtMn 

 avblMGnjjySvYe Kzt. in Liwumi 13, 3')2 (1850). J-Motypc: Herb. Luyl 

 Pat. No, 908, 335 . . . 85J, labelled 'Asp. mtwqfattgvfa>t-c K^e. (A, a^mwfmw 

 Betg.) Patxia"* H V»«t llunttc, 11. l.ips IS4,V, (L). examined. Aspidiutn 

 tiCMtt4?M4f&H Lowe var. ztitlnsutn- F. M. Bail, iti Rep. Gov. Sci iirpetf Bell*** 

 den-Ker 7$ (1889). Hofotypc Top Camp ( Bellenden-Kcr ), Queensland. 

 F. M. Bailey CRT? I.) ami isotyi»e (BM.>, examined, Vryop^fU WcWfy 

 Dentin in B*f>f Hut. $Sz 57 (|014) v bolotypo as m A. acuminatum var. VJU 

 l&smn, Dryopto-is tift>oi>i(U>.ut W. VV. VVatu m Pro*. Linu. .W. h\SW. ,1°: 



- Kglsndiilnse ivtniF n.r< rccoMvd Ifl P v >p^cics. 

 t fte> spates hV 92. 



