Fig. 1 | Scientific Reports

Fig. 1

From: Population decline, potential habitat shifts, and growth reduction of the endangered tree fern Sphaeropteris lepifera in response to changing canopy density

Fig. 1

Plant phenotype and leaf anatomical structure of S. lepifera plantlets grown under different canopy densities. C1 (< 30%), C2 (30–50%), C3 (50–70%) and C4 (> 70%). (A) plant phenotype; (B) leaf anatomical structure. UE, upper epidermis; LE, lower epidermis; ST, spongy tissue; PT, palisade tissue; VB, vascular bundle.

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