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goat's rue, professor-weed

Habit Herbs, perennial, unarmed, non-aromatic (slightly sulfur-scented); caudex woody.
Stems

erect or ascending, not glandular, glabrous or sparsely pubescent.

Leaves

alternate, odd-pinnate;

stipules present, persistent, deeply lobed, base sagittate;

petiolate;

leaflets 9–17(or 19), blade margins entire, surfaces glabrous or glabrate.

Inflorescences

15–30(–38)-flowered, axillary, racemes;

bracts present, persistent after anthesis, subulate.

Flowers

papilionaceous;

calyx campanulate, lobes 5;

corolla bluish lilac, reddish purple, or white;

stamens 10, monadelphous, dimorphic;

anthers alternately basifixed and versatile, versatile anthers on shorter filaments;

ovary 2-loculed.

Fruits

legumes, stipitate, terete, elongated, torulose, linear-cylindric, dehiscent, glabrous.

Seeds

2–10, oblong.

x

= 8.

Galega

Distribution
from USDA
e Europe; w Asia; Africa [Introduced in North America; introduced also in s South America, Pacific Islands (New Zealand), Australia]
[BONAP county map]
Discussion

Species ca. 5 (1 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 11. Author: Leila M. Shultz.
Parent taxa Fabaceae > subfam. Faboideae
Subordinate taxa
G. officinalis
Name authority Linnaeus: Sp. Pl. 2: 714. (1753): Gen. Pl. ed. 5, 320. (1754)
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