Key to Eremothera

View taxon page for Eremothera

(For a list of species in Eremothera, use the above link.)

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Fruit ± same width throughout; flowers at proximal 

nodes 

Position on a stem from which one or more structures (especially leaves, buds, branches, or flowers) arise.

0

2. Sepals 1.5–2.5 mm; petals 1.8–3 mm; stigma ± surrounded by anthers ..... E. chamaenerioides

2' Sepals 4–6 mm; petals 3.5–7 mm; stigma exceeding anthers ..... E. refracta

1' Fruit base wider than tip; flowers at proximal nodes present or 0

3. Inflorescence 

erect 

Upright; vertically oriented.

; petals 0.8–1.3 mm; sepals 0.8–1.8 mm ..... E. minor

3' Inflorescence nodding; petals 3–7.5 mm; sepals (2.7)4–8 mm ..... E. boothii

4. Rosette present at time of 1st flower in late winter, spring; bracts not leaf-like, ± inconspicuous; plant ± glabrous or hairs not 

spreading 

Oriented more or less perpendicularly to the axis of attachment; often, more or less horizontal.

5. Fruit 2–3.8 mm wide at base, woody, curved outward but not downward ..... subsp. condensata

5' Fruit 1–2.3 mm wide at base, not woody, curved outward or downward

6. Fruit 1.7–2.3 mm wide at base, curved outward ..... subsp. decorticans

6' Fruit 1–1.6 mm wide at base, generally curved downward ..... subsp. desertorum

4' Rosette generally withered by time of 1st flower in late spring, summer; bracts leaf-like, conspicuous; plant hairs often spreading

7. Plant 

strigose 

With stiff, straight, sharp, appressed hairs.

, also rarely with spreading or glandular hairs; seeds all minutely pitted ..... subsp. alyssoides

7' Plant hairs spreading, some glandular; seeds of 2 kinds, minutely pitted and coarsely 

papillate 

Pertaining to a surface (e.g., of a leaf, stigma, fruit) bearing small, rounded or conic protuberances (papillae).

8. Plant generally 15–40 cm; cauline leaves 

lanceolate 

Narrowly elongate, widest in the basal half, often tapered to an acute tip.

to narrowly 

ovate 

Egg-shaped (i.e., widest below the middle) in two dimensions (i.e., in one plane), as a leaf.

, 

serrate 

Having margins with sharp, fine to coarse teeth generally pointing tipward, not outward; margins with such teeth on such primary teeth are doubly serrate.

..... subsp. boothii

8' Plant 5–20 cm; cauline leaves ± narrowly lanceolate or lower oblanceolate, ± 

entire 

Having margins that are continuous and smooth (i.e., without teeth, lobes, etc.).

to minutely serrate ..... subsp. intermedia

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