142 TRICHOiMAN'KS. 



Hab. Jamaica, Swarlz, Bahcroft, Menzies, Purdie. Mexico, Schiede in 



Herb. Hook. Vera Cruz and Xalapa, Galeotti, n. 6394. St. Domingo, 



(Schkuhr). — Stipes 1 — 2 inches tall, very slender. Fronds 3 — 6 inches, 



cut into very fine capillary segments, scarcely so broad as the filiform rachis. 



Dubious Species of this Section. 



79. T. tamarisciforme, Jacq.; "fronds bipinnate, pinnules 

 pinnatifid lobate, lobules oblong, involucres sunk .? (urccolis 

 insertis), stipes and rachis rounded somewhat hairy." Sw. 

 Syn. Fil. p. 515. Jacq. Coll. iii. p. 285, ^.21, /. a. Willd. 

 Sp. PI. Y. p. 515. — Mauritius, {Swart z). Boinbon {VVillde- 

 now), Jacquiti. — The figure of Jacquin is a very unsatisfac- 

 tory one. 



80. T. tenni/oUum,Cav.; "fronds tripinnate, pinnules ca- 

 pillary with one sorus, receptacles very much elongated." 

 Cav. Proil. 1801, n. 697. Sw. Syn. Fil. p. 144. Willd. Sp. 

 Pl.v. /?. 508. — Hab. Chiloe, Caiwiilles. — "Frond 3—4 

 inches long. Lower pinnae opposite, upper alternate. Pin- 

 nules capillary. Fructifications solitary in the apices of the 

 pinnules, involucres oblong, pedicellate, receptacles 3 — 4 

 times longer than than the involucres. 



81. T. diffusum, Bl. ; frond bipinnatifid diaphanous gla- 

 brous, pinnae alternate or opposite remote lanceolate, lower- 

 most ones stipitate upper confluent lobato-pinnatifid, segments 

 linear obtuse dentate, involucres solitary or in pairs, rachis 

 margined above, stipes terete glabrous." Bl. En. Fil. Jav. p. 

 225. — &. pinnae all sessile, segments nearly entire, rachis 

 margined for its whole length. Bl. I. c. — Mountains of Java, 

 Bliime. 



82. T. cupressoides, Desv.; " fronds elongated deltoid de- 

 cumbently tripinnatifid, ultimate pinnae appressed veined 

 toothed at the apex, lowermost bicuspidato-subulate at the 

 base, receptacles mostly included, rachis subpruinoso-pilose, 

 partial ones naked, stipes terete." Desv. in Mem. Linn. Soc. 

 Par. ii. p. 330. — Seychelles Islands, {Desvaux). " Fronds 

 caespitose." 



83. T. parvijlorum, Poir, ; " fronds subtripinnate, pinnules 

 pectinate, stipes hairy, involucres very small, terminating the 

 lower divisions." Poir. Encycl. Bot. viii, p. 83. — Madagas- 

 car, Du P. Thouars. 



84. T. lanceolatuni^ Pet. Th. ; " fronds lanceolate subtri- 

 pinnate, pinnules very short, stipes somewhat hairy, margins 

 of the involucres lacerated, receptacles very long recurved." 

 Poir. I. c. p. 83. — Madagascar, Du Pet. TJiouars. — " Ap- 

 proaches T. parviflorum^ but pinnules narrower." 



