Monographs Details: Botrychium jenmanii Underw.
Authority: Proctor, George R. 1989. Ferns of Puerto Rico and the Virgin Islands. Mem. New York Bot. Gard. 53: 1-389.
Description:Species Description - Plants rather slender and lax, 4-23 cm tall a short erect rhizome bearing numerous corru- 3-times subpinnately divided, the m a i n divisions gated brown roots. Stipe 0.5-2.5 cm long, sub- altemate; ultimate segments cuneiform to oblong terranean nean; sterile blades membranous and or ovate-oblong, rounded at apex and mostly lax, from a stalk 0.3-4 cm long, deltate to broadly similar in size and shape and separated by roundpentagonal, 2-9 cm long, 3-10 cm broad, 2- or ed sinuses; margins finely serrulate. Sporophyll much exceeding the sterile blade, with stalk 3-17 cm long, the short dense panicle 0.5-4 cm long. Spores said to mature between August and March.


Fig. 14.

Type. Clute 63, from Cinchona, Jamaica (NY, isotype US).

Syn. Sceptridium jenmanii (Underwood) Lyon, Bot. Gaz. (Crawfordsville) 40: 457. 1905.

Botrychium alabamense Maxon, Proc. Biol. Soc. Wash. 19: 23. 1906. (Type. Dukes s.n., from nr. Mobile, Alabama, US.)

Botrychium ternatum f. alabamense (Maxon) Clute, Fem Bull. 17: 21. 1909.

Distribution:United States of America North America|