Luzula subg. Anthelaea

(Grisebach) Buchenau
Botanische Jahrbucher fur Systematik, Pflanzengeschichte und Pflanzengeographie 12: 76, 86. 1890.
Basionym: Luzula sect. Anthelaea Grisebach Spic. Fl. Rumel. 2: 404. 1846
Treatment appears in FNA Volume 22.

Leaves: apex generally not callous. Inflorescences paniculate or dichasial. Flowers in pairs, rarely in clusters of 3–4 or solitary. Seeds: micropylar end with tuft of hairs; caruncle barely visible or absent.

Distribution

Northern Hemisphere.

Discussion

Species 20+ ca. 50 (6 in the flora).

Key

1 Tepals whitish to pinkish subsp. luzuloides
1 Tepals straw-colored to dark brown. > 2
2 Apex of tepals long-acuminate, reflexed; inflorescence branches widely spreading to 90°, stiff Luzula divaricata
2 Apex of tepals acute, not reflexed; inflorescence branches spreading less than 90°, lax. > 3
3 Tepals 2.5–3.5 mm; capsule ± equaling tepal length, ovoid, distinct beak to 1 mm Luzula hitchcockii
3 Tepals 2.5 mm or shorter; capsule shorter than 2.5 mm, never ovoid, distinct beak absent. > 4
4 Culms commonly (20–)30–100 cm; margins of inflorescence bracts and bracteoles entire to lacerate Luzula parviflora
4 Culms commonly less than 30 cm; margins of inflorescence bracts and bracteoles ciliate. > 5
5 Proximal inflorescence bract to 1 cm; stigmas 2 times style length; seeds dark reddish brown Luzula wahlenbergii
5 Proximal inflorescence bract 0.8–1.5 cm; stigmas 5 times style length; seeds light yellow-brown Luzula piperi