Flora of the British West Indian Islands / by A.H.R. Grisebach.

  • August Grisebach
Date:
1864
Catalogue details

Licence: Public Domain Mark

Credit: Flora of the British West Indian Islands / by A.H.R. Grisebach. Source: Wellcome Collection.

Provider: This material has been provided by Royal College of Physicians, London. The original may be consulted at Royal College of Physicians, London.

    723/840 (page 701)
    *** Sori single in each segment. 307. p. trichomanoides, Sw. Leaf pinnatisect, elastieal-chartaceous, pilose with scattered hairs chiefly beneath (or glabrate), shortly petioled or subsessile : segments regu- larly alternate, spreading, very shortly oblong or ovate, rounded, entire, contiguous by the decurrent, broadly adnale base, lowest decrescent: veins apparently simple : sort single, lateral, approximate to the upper margin of the primary vein at its base.—5cM. Crypt, t. 10. sin.-P. truucicola, KL-2-6(-8) long; segments long,. l'-f Hab. Jamaica!, Marl., Wiles, Pd., on trees of the highest mountains; S. \mcent., Guild. ; Trinidad!, Lockh.; [Cuba ! to Trench islands 1; Panama 1 to Ecuador. and Brazil. ; Juan Fernaudez!]. 308. P. exiguum, Gr. (n. sp). Leaf pinnatisect, elastical-chartaceous, glabrous, subsessile or shortly petioled: segments regularly alternate, spreading, half-ovate, blunt, entire or often unicrenate at the upper rounded margin, distant, but contiguous at the nar- rowly decurrent, broadly adnate base, lowest decrescent, more distaut: primary vein sori single, terminal on its anterior brancblet.—Rhizome capillary ; leaves csespitose a -«< long, flexuose: segments 1'-$ long, f broad, their points 1' distant from each othei : single anterior branch of the vein near its base about half as long as it.—Hab. Jamaica., Pd., on trees on the summit of the Blue Mountains, very rare. B. Leaf pinnatifid. 309. P. comptonifolium, Desv. Leaf pinnatifid to one-third or one-fourth, oblong- lanceolate, cuneate at the base, beariug scattered hairs, or glabrescent, membranaceous, sup- ported by a slender petiole : lobes obliquely ovate, bluntish : sinus ovate: veinlets free (“ rarely a few anastomosing ”), with a single, often reduced, anterior branchlet, which is terminated by the sorus.—Hook. Grev. Ic. t. 42.—P. scolopendroides, Hook.. Grev. {non L). P. trifurcatum, L.: this name is taken from a monstrosity, figured hy Plunder (Fil. t. 138). —8-12 long; blade 6-8 long, 1 broad, upper margin of the lobes about 3' long.— Hab. Jamaica!, Macf., Bancr.; [Portorico ! to Ecuador!]. C. Leaf entire. § 1. Veins and veinlets in a loose network ; sori at or below the summit of free (some- times reduced) or anastomosing appendages of the meshes (Goniophlebium and Phlebodium.) * Sori 1 -serial. 310. P. piloselloides, L. Leaves chartaceous, difform, hairy with scattered, palea- ceous down, sterile ovate-lanceolate or ovate-oblong (rarely oblong-lanceolate), blunt or bluntish, cuneate at the petioled base, fertile lanceolate, tapering into the petiole: larger meshes in the fertile 1-serial; sori hairy, 1-serial along the midrib, terminal on a single ap- pendage (or “ at its anastomosis with a recurrent veinlet ”).—Plum. Fil. 1.118. Hook. Gen. t. 51. analyl.—Leaves scattered along a filiform, long rhizome, 6'-18,(-2|) long, stertile 4'-0', fertile 2'-3'broad : petiole 3'-6' long.—Hab. Jamaica!, Wiles, Pd.; Domi- nica !, Imr., S. Vincent!, Guild.; [Cuba! to French islands !; Venezuela ! to Ecuador !]. 311. P. vaccinifolium, Fisch. Langsd. Leaves coriaceous, difform, glabrescent, sub- sessile, or shortly petioled, sterile ovate-oblong or lanceolate-oblong, blunt, cuneate at the base, fertile lanceolate-linear, tapering at both ends : meshes not visible on the polished surface; sori glabrous, 1-serial, distaut from the midrib, sunk into the leaf, “ terminal on simple appendages.”—Habit of the preceding, hut petiole l'-2' long; leaves usually 8'-2 long, sterile 5'-4', fertile 2' broad.— Hab. Trinidad (Metlen.) : [Venezuela; Brazil!]. 312. P. salicifoliura, W. Leaf coriaceous, glabrous, lanceolate or lanceolate-linear, bluntish, narrowly tapering into the subsessile base: larger meshes sub-l-scrial; sori 1-serial, terminal on a simple appendage or at its anastomosis with a recurrent veinlet.— Rhizome creeping, with rusty, usually oppressed scales ; leaves scattered, with a petiole-like base, 4-l4 long, 5'-2' broad.—Hab. Jamaica!, Wiles; [Cuba! to Brazil!; Galapa- gos!; S, Helena!; tropical Africa!]. 0