Difference between revisions of "Phoenicaulis"
in J. Torrey and A. Gray, Fl. N. Amer. 1: 89. 1838.
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|tribe=Brassicaceae tribe Boechereae | |tribe=Brassicaceae tribe Boechereae | ||
|genus=Phoenicaulis | |genus=Phoenicaulis | ||
Revision as of 00:58, 28 May 2020
Perennials; (caudex well-developed, woody, covered with persistent petiolar remains); not scapose; glabrous or pubescent, trichomes finely dendritic. Stems erect, usually unbranched, rarely branched distally. Leaves basal and cauline; petiolate or sessile; basal (persistent), rosulate, long-petiolate, blade margins entire; cauline sessile, blade (base auriculate), margins entire. Racemes (corymbose, several-flowered), considerably elongated in fruit. Fruiting pedicels divaricate, slender. Flowers: sepals (erect), oblong, (lateral pair saccate basally); petals purple or lavender, spatulate to oblanceolate, (longer than sepals, apex obtuse); stamens tetradynamous; filaments not dilated basally; anthers oblong, (apex obtuse); nectar glands confluent, lateral annular. Fruits sessile or stipitate, lanceolate to linear, not torulose, latiseptate; valves each with prominent midvein (lateral veins often conspicuous), glabrous; replum rounded; septum complete, (opaque); ovules (6–)8–16(–18) per ovary; stigma capitate. Seeds uniseriate, slightly flattened, not winged, oblong to broadly ovate; seed coat (smooth), not mucilaginous when wetted; cotyledons accumbent. x = 7.
Distribution
w United States.
Discussion
Species 1.
Selected References
None.