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FOC | Family List | FOC Vol. 2-3 | Oleandraceae

1. Oleandra Cavanilles, Anales Hist. Nat. 1: 115. 1799.

条蕨属 tiao jue shu

Neuronia D. Don.

Morphological characters and geographic distribution are the same as those of the family.

1 Rhizome with stiff, erect or suberect lateral branches, bearing spreading whorls of 5-10 fronds, forming thickets.   1 O. neriiformis
+ Rhizome creeping; fronds erect, scattered or in small clusters of 3-5   (2)
2 (1) Rhizome not entirely covered with scales; scales with recurved apex; stipes dark brown.   2 O. wallichii
+ Rhizome entirely covered with overlapping scales; stipes stramineous   (3)
3 (2) Rhizome scales spreading, narrowly triangular with a relatively wide apex, brown, central part of acumen not thickened; roots branching and with root hairs along their entire length; lamina glabrous on adaxial surface and margin.   3 O. undulata
+ Rhizome scales appressed to spreading, narrowly ovate-lanceolate with long narrow acumen with thickened central part; roots usually with glabrous, unbranched part ("rhizophore"); lamina hairy or glabrous   (4)
4 (3) Phyllopodia very short, 1-2(-5) mm, mostly immersed in scales.   4 O. musifolia
+ Phyllopodia 2-6 cm.   5 O. cumingii

Lower Taxa


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