Salix Sect. Magnificae in Flora of China @ efloras.org

8. Salix Sect. Magnificae C. K. Schneider in Sargent, Pl. Wilson. 3: 113. 1916.

大叶柳组 da ye liu zu

Shrubs or small to large trees. Branchlets dull red to purplish black, stout. Leaves large; petiole long; leaf blade elliptic to obovate-orbicular, subleathery, smooth, glabrous, abaxially grayish blue or glaucous, margin entire or serrate, apex obtuse, rounded, or acute; lateral veins raised. Flowering coetaneous. Catkins long, to 30 cm in fruit; peduncle long, with 2-5 normal leaflets. Male flower: adaxial gland stout, usually depressed at apex, or 2- or 3-lobed, abaxial gland small, sometimes absent; stamens 2, distinct. Female flower: gland usually 1, adaxial, abaxial gland usually absent; ovary glabrous, sparsely pilose, sessile or stipitate; style conspicuous, 2-cleft; stigma thick, short, 2-lobed.

Key based on vegetative characters

1 Young branchlets glabrous. (2)

+ Young branchlets pilose. (4)

2 (1) Leaf blade to 20 × 11 cm, margin entire or irregularly glandular serrulate 55 Salix magnifica

+ Leaf blade to 8 × 3.5 cm, margin serrate, entire or loosely dentate. (3)

3 (2) Leaf margin serrate 59 Salix xiaoguangshanica

+ Leaf margin entire or loosely dentate 62 Salix contortiapiculata

4 (1) Leaf margin entire; petiole 4-8 mm 61 Salix medogensis

+ Leaf margin dentate; petiole 10-17 mm. (5)

5 (4) Leaf blade with lateral veins more than 20 on each side of midvein 60 Salix radinostachya

+ Leaf blade with lateral veins less than 16 on each side of midvein. (6)

6 (5) Leaves abaxially greenish 57 Salix moupinensis

+ Leaves abaxially pale or grayish white. (7)

7 (6) Leaf apex rounded or obtuse 56 Salix pella

+ Leaf apex acute to acuminate 58 Salix omeiensis

List of Keys

Lower Taxa