Allen Springs Dwarf-Flax

Description

Herbs, 5-20(-30) cm, glabrous or glabrate; unbranched proximally or proximal branches whorled, branches from distal nodes dichotomous, widely spreading. Leaves alternate; stipular glands very inconspicuous, present at proximal nodes, absent distally; blade linear or narrowly oblong, 10-13(-20) - 2-2.5 mm, base flat, not clasping, margins without stalked glands. Inflorescences: cymes monochasial (scorpioid or helicoid), open, branches unequal (main axis obvious), internodes long, flowers widely scattered; bract margins without prominent glands. Pedicels 5-25 mm, scarcely longer in fruit, spreading at angles 70-80(-90)-, scarcely bent at apex. Flowers: sepals erect or reflexed at tip, lanceolate, 1.5-2.5 mm, usually equal, sometimes one larger, marginal glands absent or minute, surfaces glabrous; petals not or slightly spreading at anthesis, yellow, often with reddish or orange streak on midvein, oblanceolate, sometimes obovate, 0.5-2.5(-4) mm, apex notched or erose; cup yellow, rim with petal attachment protruding prominently in sinus or strongly indented; stamens included; filaments 1-2 mm; anthers yellow, dehisced anthers 0.5-0.8(-1.2) mm; ovary chambers 6; styles 3, yellow, 0.5-1(-1.8) mm, included. 2N = 36.