All Floras      Advanced Search
FOC Vol. 2-3 Page 4, 11, 408 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 2-3

29. Onocleaceae

球子蕨科 qiu zi jue ke

Authors: Prof. Fuwu Xing, Wang Faguo & Masahiro Kato

Plants terrestrial. Rhizome robust and short, erect or creeping, dictyostelic, covered with ovate-lanceolate to lanceolate scales. Fronds tufted or distant, dimorphic. Sterile lamina pinnatifid to bipinnatifid, green, deltoid-ovate, elliptic-lanceolate, or oblanceolate, papery or thinly papery; pinnae alternate, sessile or adnate, linear-lanceolate to narrowly elliptic, undulate or pinnatifid; pinnules hemielliptic-oblong, entire or subserrate with few teeth; veins free, pinnate or anastomosing, without included veinlets. Fertile lamina pinnate or bipinnate, elliptic to linear; pinnae or pinnules much inrolled, dull purple to dark brown, cylindric or globose; veins free, pinnate or furcate. Sori orbicular, indusiate or exindusiate; sporangia long stalked, annulus a longitudinal row consisting of 36-40 thick-walled cells; spores monolete, with perispore transparent, membranous, with a few folds.

Four genera and five species: temperate zone of the N Hemisphere and Mexico; three genera and four species in China.

The following taxon is excluded from the present treatment, pending further research: Struthiopteris cavaleriana Christ (Bull. Acad. Int. Géogr. Bot. 13: 118. 1904; Matteuccia cavaleriana (Christ) C. Christensen), type from China ("entre Pin-fa et Tou-Yunn").

Wu Shiew-hung. 1999. Onocleaceae. In: Wu Shiew-hung, ed., Fl. Reipubl. Popularis Sin. 4(2): 157-165.

1 Rhizome long creeping; veins in sterile lamina anastomosing; fertile pinnae moniliform.   1 Onoclea
+ Rhizome short, erect or creeping; veins in sterile lamina free; fertile pinnae cylindric   (2)
2 (1) Stipe and rachis deeply grooved adaxially, sterile lamina elliptic-oblanceolate to oblanceolate, with markedly narrowed base; sori indusiate.   2 Matteuccia
+ Stipe and rachis not grooved adaxially, sterile lamina ovate-deltoid or elliptic, with slightly narrowed base; sori indusiate or exindusiate.   3 Pentarhizidium

Lower Taxa


Related Objects  
  • Onocleaceae (PDF)
  • PDF
  • Pteridophytes (Treatment)
  • Web Page

    Flora of China @
    Browse by
    Advanced Search

    Flora of China Home




     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |