Schizaeaceae
Creators: name: Amoroso, Victor B.
name: Acola, Mescel S.
name: Guiang, Maria Melanie M.
name: Acma, Florfe M.
name: Fritsch, Peter W.
name: Coritico, Fulgent P.
Publisher: name: Zenodo
Year: 2023
Subjects: Biodiversity
Taxonomy
Plantae
Tracheophyta
Polypodiopsida
Schizaeales
Schizaeaceae

description: Key to the genera and species of grass ferns (Schizaeaceae) in the Philippines   1. Sorophores pinnately arranged or comb-like (Schizaea)....................................................................................................................2   
 -. Sorophores digitate (Actinostachys)...................................................................................................................................................4   
 2. Fronds unbranched.............................................................................................................................................. Schizaea malaccana   
-. Fronds repeatedly dichotomously branched.......................................................................................................................................3  
 3. Laminae arching; segments ≥ 2 mm wide............................................................................................................ Schizaea dichotoma   
 -. Laminae consistently erect; segments <2 mm wide................................................................................................... Schizaea erecta   
4. Laminae ≥ 2 mm wide; stipes indistinct.............................................................................................................................................5  
-. Laminae <2 mm wide; stipes distinct................................................................................................................................................6  
 5. Laminae (sterile portion) ≤ 5 mm wide; stomata in one row on each side of costa; sporangia in four rows on the sorophores................................................................................................................................................................................... Actinostachys digitata   
 -. Laminae (sterile portion) ≤ 2.5 mm wide; stomata in two rows on each side of costa; sporangia in two rows on the sorophores............................................................................................................................................................................ Actinostachys inopinata   
 6. Epiphytic; sorophores <6 mm long, 1 to 4....................................................................................................... Actinostachys minuta   
 -. Terrestrial; sorophores ≥ 6 mm long, 1............................................................................................................. Actinostachys simplex
description: Published as part of Amoroso, Victor B., Acola, Mescel S., Guiang, Maria Melanie M., Acma, Florfe M., Fritsch, Peter W. & Coritico, Fulgent P., 2023, A new species of grass fern, Schizaea erecta (Schizaeaceae), from Dinagat Island, Mindanao, Philippines, pp. 265-273 in Phytotaxa 618 (3) on page 272, DOI: 10.11646/phytotaxa.618.3.4, http://zenodo.org/record/8406837