Key to Ancistrocarphus

View taxon page for Ancistrocarphus

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

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

1. Stem (1)2–10(14) cm, ± 

forked 

Pertaining to a hair or other structure that branches into two parts.

; leaves 

basal 

At or near the base of a plant or plant part. Especially said of leaves clustered near the ground or of a placenta confined to the base of an ovary.

and cauline; paleae of disk flowers becoming 2.7–4.1 mm, ± 

lanceolate 

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

; 

palea 

1. In Asteraceae, a scale-like bract that subtends an individual flower on the receptacle (equal to 'chaff scale' in TJM), absent in some genera, restricted to a ring separating ray and disk flowers in most tarweed species. 2. In Poaceae, the distal, generally smaller of two sheathing bracts subtending a flower, generally two-veined and -keeled and ensheathed by the lemma; with the lemma and flower, comprising the floret.

tip 

exserted 

Protruding out of surrounding structure(s) (e.g., stamens exserted from corolla).

from 

head 

1. A dense, often spheric inflorescence of sessile or subsessile flowers.
2. In Asteraceae and some other groups, a head-like inflorescence is one in which sessile or subsessile inflorescence units (e.g., heads in Asteraceae, umbels enclosed by involucres in Eriogonum), instead of individual flowers, are attached in a short dense cluster without an evident axis or branches.

, hooked inward, 

acuminate 

Having a long-tapered, sharp tip, the sides concave.

, stiff, forming a spine; fruit 1.4–2 mm, 0.6–0.9 mm wide, proximally dark-banded ..... A. filagineus

1' Stem 0; leaves basal; paleae of disk flowers becoming 1.8–2.8 mm, ± obovate; palea tip 

included 

Not protruding out of surrounding structure(s) (e.g., stamens included in corolla).

in head, curved inward, rounded, abruptly papery-pointed, not forming a spine; fruit 1–1.4 mm, 0.5–0.6 mm wide, not dark-banded ..... A. keilii

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Citation for the whole project: Jepson Flora Project (eds.) . Jepson eFlora, https://ucjeps.berkeley.edu/eflora/ [accessed on ]

Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on .

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