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Gleicheniaceae C. Presl

里白科

Description from Flora of China

Plants terrestrial, often forming thickets. Rhizomes long creeping, protostelic, with scales or multicellular hairs. Fronds monomorphic, evergreen, erect, scrambling, or climbing, vernation circinate; stipe not articulate, distant, cylindrical, apex forked, with dormant bud; apical bud covered with hairs or scales; rachis simple to several times pseudodichotomously branched [or pinnate], with stellate hairs and/or ciliate scales when young, these persistent or glabrescent; pinnules pectinately pinnatisect; lobes elliptic or lanceolate, apex obtuse or acute; veins free, forked; lamina papery or subleathery, frequently glaucous abaxially. Sori in 1(-3) lines on both sides of lobe costules, orbicular, exindusiate; sporangia 2-10[-16], sessile, turbinate, with a mid-transverse annulus; spores tetrahedral or reniform, without perispore, smooth.

Most species in the Gleicheniaceae are characteristic of very mineral-poor soils.

Ching Ren-chang, Fu Shu-hsia, Wang Chu-hao & Shing Gung-hsia. 1959. Gleicheniaceae. In: Ching Ren-chang, ed., Fl. Reipubl. Popularis Sin. 2: 116-132, 346-350.

Three to five genera depending on concepts of authors and over 150 species: tropical and subtropical areas; three genera and 15 species (six endemic) in China.

(Authors: Jin Xiaofeng (金孝锋), Ding Bingyang (丁炳扬); Kunio Iwatsuki)

引种苗圃 Introducing Plants Nursery, 蒲岗保护区 Pu Gang Reserve

Lower Taxa


 

Related Objects  

Flora of China  
  • Gleicheniaceae (PDF)
  • PDF
  • Pteridophytes (Treatment)
  • Web Page

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