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.

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    235. A. mucronatum, Sw. Leaf pinnate: leaflets oblong-lanceolate, bluntish, ob- tusely serrulate above, subdimidiate-truncate and upward produced into a deltoid auricle at the base ; sori intermediate between the margin and the midrib, or more distant from the latter: indusiumpeltate-orbicular, entire.—St. t. 36./. 4. 5. Sch/c. Crypt, t. 20. c. dextr. Hook. Spec. t. 216.—Very similar to the preceding, which is as much paleaceous : sometimes the veinlet is a little produced beyond the receptacle ; leaflets l-2 long. -Hab. Jamaica!, Hartw., Wils.; [Haiti to French islands !; Venezuela!]. ** Leaf pinnate-pinnatipartite (-undivided) ; sori dorsal on the veinlets. 236. A. semicordatum, Sw. Leaf pinnate : leaflets lanceolate-linear, acuminate, semicordate at the base : veins dichotomous ; sori 2(—3)-serial on both sides ol the midrib, indusium peltate-orbicular, entire.—Fee, Toly pod. t. 22. A.—3'-4' high; leaflets 3 -5 long; exterior sori in our form medial, interior near the base of its veinlet and close to the midrib, while in Fee’s figure of an East Indian form all sori are medial.—Hab. Jamaica!, Pd., JFils.; S. Vincent!, Guild.; Trinidad!, Pd.; [Cuba! to Peru!; Galapagos !; East Indies], 237. A. triangulum, Sw. Leaf pinnatisect, subcoriaceous : segments deltoid-rhom- boid or trapezoid, shortly cuueate or rounded or dimidiate at the base, spiny-dentate or sub- entire with mucronatc angles (rarely 3-fid) : veins forked, lowest dichotomous; sori uni- serial : indusium peltate-orbicular, repand, dentate or suppressed. Plum. Fit. t. 72. SI. t. 36./. 2. 3. Schk. Crypt, t. 29. b. sin.—Polypodium, L. A. mucronatum, Schk. (non Sw.). —Segments 6'-12'(-18') long : rhachis often proliferous at the apex. a. Segments deltoid-rhomboid or hastate, usually dentate.—Polysticlnun ilicifolium. Fee. 0. trapezoideSj Sw. Segments dimidiate at the base, upwards auricled, usually serrulate or subentire.—Si. t. 36./. 1.—A.mucronatum. Eat. PI. Wr. Polystichum viviparum. Fee: a form with large segments, large serratures or lobes, and the interior often separated from the rest. 7. tridens. Hook. Segments 3-fid-3-partite.—Hook. Spec. t. 215. Hab. Jamaica!, all coll, (a, 0, 7), on mountain rocks; [Cuba!]. 238. A. rhizophyllum, Sw. Leaf pinnatisect, with the terminal segment elongated, lanceolate-linear, often proliferous (sometimes alone developed): lateral segments obovate- roundish, subeutire, superior decurrent; veins forked or dichotomous ; sori 1-2-serial, con ■ fined to the terminal or upper segments : indusium peltate-orbicular, repaud.—Hook. Grev. Ic. t. 59.—A. Plasehnikianum, Kze.: the form with most or all lateral segments suppressed {Hook. Spec. t. 211).—4-8 high, ctespitose; lateral segments 4'-6', terminal 2-4 long.—Hab. Jamaica !, Pd., Wiles; [Cuba!]. 239. A. viscidulum, Melten. Leaf pinnaiipartite, glandular-puberulous, subsessile: segments obloug-lauceolate, bluntish, creuulate or subeutire, broadly adnate and olteu up- wards auricled at the base : veins dichotomous or forked ; sori 1-serial: indusium peltate- orbicular.—Hook. Grev.Ic. t. 140.—A. glandulosum. Hook. Grev. (non El.).—4f,-6 liigh- 1 broad, ctespitose.—Hab. Jamaica !, Pd., in woods; [Cuba!]. § 2. Veins not areolated, slender. * Leaf 2-4';pinnatisect: segments oblique or auricled at the base; veins free. 240. A. aculeatum, Sw. Leaf 2-pinnatisect: secondary segments obliquely acute, macronate-serrale-lobed, cuneate and upwards auricled at the base, lowest superior lobe larger, erect: most veins forked; indusium peltate-orbicular or abortive.—2,-3/ high, very variable, paleaceous. West Indian forms :— 0'. Moritzianum, Kl.! Leaf ehartaeeous; lowest primary segments smaller; indusium membranaceous; most palcte narrow. f ■ plulyphyllum, W. Leaf ehartaeeous (or herbaceous): lower primary segments not decrescent, lowest superior secondary ones little larger ; indusium none (or “ abortive”).— Metten. Fit. Lips. t. 22./. 1.—Polypodium, llook. I (Phegopteris, Metlen.). Hab. Jamaica 1, jSaner. (7'); Trinidad !, Or. {&'); [both temperate and tropical zones of the globe].